{"id":4328,"date":"2026-08-12T16:50:08","date_gmt":"2026-08-12T08:50:08","guid":{"rendered":"https:\/\/xifagroup.com\/?page_id=4328"},"modified":"2026-08-12T16:50:08","modified_gmt":"2026-08-12T08:50:08","slug":"valve-bag-manufacturer","status":"publish","type":"page","link":"https:\/\/xifagroup.com\/es\/valve-bag-manufacturer\/","title":{"rendered":"Bolsa con v\u00e1lvula"},"content":{"rendered":"<div data-elementor-type=\"wp-page\" data-elementor-id=\"4328\" class=\"elementor elementor-4328\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6c51222 e-con-full e-flex e-con e-parent\" data-id=\"6c51222\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e693fd1 elementor-widget__width-inherit elementor-widget elementor-widget-html\" data-id=\"e693fd1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div 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button[data-action='font-decrease']:active,\r\n.trae-edit-toolbar button[data-action='font-increase']:active,\r\n.trae-edit-toolbar button[data-action^='align-']:active {\r\n  border-radius: 8px;\r\n  background: var(--bg-bg-overlay-l2, rgba(115, 115, 115, 0.12)) !important;\r\n}\r\n\r\n.trae-comment-input {\r\n  background: transparent;\r\n  color: var(--trae-text-default);\r\n  caret-color: var(--trae-text-default);\r\n}\r\n\r\n.trae-comment-input::placeholder {\r\n  color: var(--trae-text-tertiary);\r\n}\r\n\r\n.trae-edit-panel [data-trae-tooltip] {\r\n  position: relative;\r\n}\r\n\r\n.trae-edit-panel [data-trae-tooltip]::after {\r\n  content: attr(data-trae-tooltip);\r\n  position: absolute;\r\n  left: 50%;\r\n  bottom: calc(100% + 8px);\r\n  z-index: var(--z-max, 9999);\r\n  padding: 6px 10px;\r\n  border-radius: 6px;\r\n  background: var(--bg-bg-invert, var(--trae-bg-invert));\r\n  color: var(--text-text-onaccent, var(--trae-text-onaccent));\r\n  box-shadow: var(--trae-floating-shadow);\r\n  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'PingFang SC', sans-serif;\r\n  font-size: 11px;\r\n  font-weight: 500;\r\n  line-height: 16px;\r\n  letter-spacing: 0.039px;\r\n  white-space: nowrap;\r\n  pointer-events: none;\r\n  box-sizing: border-box;\r\n  opacity: 0;\r\n  transform: translateX(-50%);\r\n  visibility: hidden;\r\n}\r\n\r\n.trae-edit-panel [data-trae-tooltip]::before {\r\n  content: '';\r\n  position: absolute;\r\n  left: 50%;\r\n  bottom: calc(100% + 5px);\r\n  z-index: var(--z-max, 9999);\r\n  width: 8px;\r\n  height: 4px;\r\n  background: var(--bg-bg-invert, var(--trae-bg-invert));\r\n  clip-path: polygon(0 0, 100% 0, 50% 100%);\r\n  transform: translateX(-50%);\r\n  pointer-events: none;\r\n  opacity: 0;\r\n  visibility: hidden;\r\n}\r\n\r\n.trae-edit-panel [data-trae-tooltip]:hover::after,\r\n.trae-edit-panel [data-trae-tooltip]:focus-visible::after,\r\n.trae-edit-panel 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var(--trae-text-disabled);\r\n}\r\n\r\n.trae-marking-btn {\r\n  justify-content: center;\r\n}\r\n\r\n.trae-marking-btn:hover:not(:disabled) {\r\n  background: var(--trae-bg-overlay-l1) !important;\r\n}\r\n\r\n.trae-marking-btn:active:not(:disabled) {\r\n  background: var(--trae-bg-overlay-l2) !important;\r\n}\r\n\r\n.trae-marking-btn-active {\r\n  background: var(--trae-status-primary-surface-l1) !important;\r\n  color: var(--trae-status-primary-default) !important;\r\n}\r\n\r\n.trae-marking-btn:disabled {\r\n  color: var(--trae-text-disabled) !important;\r\n  cursor: not-allowed !important;\r\n}\r\n\r\n.trae-action-button-shortcut {\r\n  display: flex;\r\n  align-items: center;\r\n  gap: 2px;\r\n  color: var(--trae-icon-secondary);\r\n  flex-shrink: 0;\r\n}\r\n\r\n.trae-shortcut-container {\r\n  display: flex;\r\n  align-items: center;\r\n  gap: 2px;\r\n}\r\n\r\n.trae-shortcut-key {\r\n  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;\r\n  font-size: 11px;\r\n  font-weight: 500;\r\n  line-height: 12px;\r\n  color: var(--trae-icon-secondary);\r\n}\r\n\r\n.trae-add-to-chat-divider {\r\n  width: 2px;\r\n  height: 12px;\r\n  padding: 0 6px;\r\n  box-sizing: content-box;\r\n  background-clip: content-box;\r\n  background-color: var(--trae-border-l2);\r\n  flex-shrink: 0;\r\n}\r\n\r\n.trae-editor-view {\r\n  display: flex;\r\n  flex-direction: column;\r\n  width: 320px;\r\n  padding: 8px;\r\n  background: transparent;\r\n}\r\n\r\n.trae-editor-text-container {\r\n  display: flex;\r\n  align-items: center;\r\n  padding: 8px;\r\n  background: var(--trae-bg-overlay-l1);\r\n  border: 1px solid var(--trae-border-l3);\r\n  border-radius: 4px;\r\n  gap: 8px;\r\n}\r\n\r\n.trae-editor-textarea {\r\n  flex: 1;\r\n  padding: 0 2px;\r\n  border: none;\r\n  background: transparent;\r\n  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;\r\n  font-size: 13px;\r\n  font-weight: 400;\r\n  line-height: 20px;\r\n  color: var(--trae-text-default);\r\n  resize: none;\r\n  outline: none;\r\n  overflow-y: auto;\r\n  max-height: 140px;\r\n}\r\n\r\n.trae-editor-textarea::placeholder {\r\n  color: var(--trae-text-tertiary);\r\n}\r\n\r\n.trae-editor-action-bar {\r\n  display: flex;\r\n  align-items: center;\r\n  justify-content: flex-end;\r\n  gap: 4px;\r\n  max-height: 0;\r\n  opacity: 0;\r\n  overflow: hidden;\r\n  transition:\r\n    max-height 0.2s ease-out,\r\n    opacity 0.2s ease-out,\r\n    margin-top 0.2s ease-out;\r\n}\r\n\r\n.trae-editor-action-bar-visible {\r\n  max-height: 32px;\r\n  opacity: 1;\r\n  margin-top: 8px;\r\n}\r\n\r\n.trae-editor-cancel-button {\r\n  display: flex;\r\n  align-items: center;\r\n  justify-content: center;\r\n  height: 24px;\r\n  padding: 0 4px;\r\n  background: var(--trae-bg-overlay-l2);\r\n  border: none;\r\n  border-radius: 4px;\r\n  cursor: pointer;\r\n  transition: background-color 0.15s ease;\r\n}\r\n\r\n.trae-editor-cancel-button:hover {\r\n  background: var(--trae-bg-overlay-l3);\r\n}\r\n\r\n.trae-editor-cancel-button:active {\r\n  background: var(--trae-bg-overlay-l3);\r\n}\r\n\r\n.trae-editor-cancel-button:focus-visible {\r\n  outline: 2px solid var(--trae-status-primary);\r\n  outline-offset: 1px;\r\n}\r\n\r\n.trae-editor-cancel-text {\r\n  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;\r\n  font-size: 11px;\r\n  font-weight: 500;\r\n  line-height: 16px;\r\n  color: var(--trae-text-default);\r\n  white-space: nowrap;\r\n  padding: 0 4px;\r\n}\r\n\r\n.trae-editor-submit-button {\r\n  display: flex;\r\n  align-items: center;\r\n  justify-content: center;\r\n  height: 24px;\r\n  padding: 0 8px;\r\n  background: var(--trae-bg-invert);\r\n  border: none;\r\n  border-radius: 4px;\r\n  cursor: pointer;\r\n  transition: background-color 0.15s ease;\r\n}\r\n\r\n.trae-editor-submit-button:hover {\r\n  background: var(--trae-bg-invert-hover);\r\n}\r\n\r\n.trae-editor-submit-button:active {\r\n  background: var(--trae-bg-invert-active);\r\n}\r\n\r\n.trae-editor-submit-button:focus-visible {\r\n  outline: 2px solid var(--trae-status-primary);\r\n  outline-offset: 1px;\r\n}\r\n\r\n.trae-editor-submit-text {\r\n  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;\r\n  font-size: 11px;\r\n  font-weight: 500;\r\n  line-height: 16px;\r\n  color: var(--trae-text-onaccent);\r\n  white-space: nowrap;\r\n  padding: 0 4px;\r\n}\r\n\r\n.trae-editor-submit-icon {\r\n  display: flex;\r\n  align-items: center;\r\n  justify-content: center;\r\n  width: 12px;\r\n  height: 12px;\r\n  color: var(--trae-icon-onaccent);\r\n  flex-shrink: 0;\r\n}\r\n\r\n.trae-success-view {\r\n  display: flex;\r\n  align-items: center;\r\n  justify-content: center;\r\n  gap: 6px;\r\n  padding: 0 12px;\r\n  height: 32px;\r\n  white-space: nowrap;\r\n}\r\n\r\n.trae-success-icon {\r\n  display: flex;\r\n  align-items: center;\r\n  justify-content: center;\r\n  width: 16px;\r\n  height: 16px;\r\n  color: var(--trae-status-success);\r\n  flex-shrink: 0;\r\n}\r\n\r\n.trae-success-text {\r\n  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;\r\n  font-size: 12px;\r\n  font-weight: 400;\r\n  line-height: 18px;\r\n  color: var(--trae-text-default);\r\n  user-select: none;\r\n}\r\n<link rel=\"preconnect\" href=\"https:\/\/fonts.googleapis.com\">\r\n<link rel=\"preconnect\" href=\"https:\/\/fonts.gstatic.com\" crossorigin>\r\n<link href=\"https:\/\/fonts.googleapis.com\/css2?family=Poppins:wght@300;400;500;600;700&family=Yantramanav:wght@400;500;700;900&family=Roboto:wght@400;500;700&display=swap\" rel=\"stylesheet\">\r\n\r\n.xfvb-card{background:#fff;border:1px solid #E7E3DC;border-top:3px solid var(--red);border-radius:6px;padding:0 0 30px;overflow:hidden;display:flex;flex-direction:column;transition:.3s}\r\n.xfvb-card:hover{transform:translateY(-5px);box-shadow:0 15px 35px rgba(0,0,0,.08)}\r\n.xfvb-card img{width:100%;height:230px;object-fit:contain!important;padding:30px;background:#fff;border-bottom:1px solid #f2f2f2}\r\n.xfvb-card h3{padding:26px 28px 12px;margin:0;font-size:24px;line-height:1.3}\r\n.xfvb-card p{padding:0 28px;font-size:17px;line-height:1.9;flex:1}\r\n@media(max-width:980px){.xfvb-grid-4{grid-template-columns:repeat(2,1fr)}}\r\n@media(max-width:640px){.xfvb-grid-4{grid-template-columns:1fr}}\r\n\r\n\/* Four equal product cards \u2014 descriptions removed *\/\r\n#xifa-valve-page .xfvb-product-grid{\r\n  display:grid;\r\n  grid-template-columns:repeat(4,minmax(0,1fr));\r\n  gap:30px;\r\n  align-items:stretch;\r\n}\r\n#xifa-valve-page .xfvb-product-grid > .xfvb-card{\r\n  width:100%;\r\n  min-width:0;\r\n  height:100%;\r\n  min-height:390px;\r\n  padding:0 0 28px;\r\n  display:flex;\r\n  flex-direction:column;\r\n}\r\n#xifa-valve-page .xfvb-product-grid > .xfvb-card img{\r\n  width:100%;\r\n  height:280px;\r\n  padding:30px;\r\n  object-fit:contain !important;\r\n  flex:0 0 280px;\r\n}\r\n#xifa-valve-page .xfvb-product-grid > .xfvb-card h3{\r\n  margin:0;\r\n  padding:24px 28px 0;\r\n  min-height:86px;\r\n  display:flex;\r\n  align-items:flex-start;\r\n  font-size:24px;\r\n  line-height:1.3;\r\n}\r\n@media (max-width:980px){\r\n  #xifa-valve-page .xfvb-product-grid{\r\n    grid-template-columns:repeat(2,minmax(0,1fr));\r\n  }\r\n}\r\n@media (max-width:640px){\r\n  #xifa-valve-page .xfvb-product-grid{\r\n    grid-template-columns:1fr;\r\n  }\r\n  #xifa-valve-page .xfvb-product-grid > .xfvb-card{\r\n    min-height:auto;\r\n  }\r\n}\r\n<\/style><\/head><body><div id=\"xifa-valve-page\">\r\n<style>\r\n  html, body { margin: 0 !important; padding: 0 !important; }\r\n  #xifa-valve-page{\r\n    --red: #C81430;\r\n    --red-dark: #7A0C1E;\r\n    --orange: #E85D0C;\r\n    --dark: #17181B;\r\n    --dark-2: #232428;\r\n    --charcoal: #2B2B2E;\r\n    --gray: #6B6B70;\r\n    --line: #E7E3DC;\r\n    --off: #F7F5F1;\r\n    --white: #FFFFFF;\r\n    --radius: 3px;\r\n    --font-body: \"Poppins\", -apple-system, BlinkMacSystemFont, \"Segoe UI\", Arial, sans-serif;\r\n    --font-head: \"Yantramanav\", \"Poppins\", sans-serif;\r\n    font-family: var(--font-body);\r\n    font-weight: 400;\r\n    color: var(--charcoal);\r\n    line-height: 1.7;\r\n    background: var(--white);\r\n    -webkit-font-smoothing: antialiased;\r\n    box-sizing: border-box;\r\n    overflow-x: hidden;\r\n  }\r\n  #xifa-valve-page *, #xifa-valve-page *::before, #xifa-valve-page *::after{ box-sizing: inherit; }\r\n  #xifa-valve-page img{ max-width:100%; display:block; }\r\n  #xifa-valve-page a{ text-decoration:none; color:inherit; }\r\n  #xifa-valve-page ul, #xifa-valve-page ol{ margin:0; padding:0; list-style:none; }\r\n  #xifa-valve-page h1, #xifa-valve-page h2, #xifa-valve-page h3, #xifa-valve-page p{ margin:0; }\r\n  #xifa-valve-page h1, #xifa-valve-page h2{ font-family: var(--font-head); }\r\n\r\n  #xifa-valve-page .xfvb-wrap{ max-width:100%; margin:0; padding:0 80px; }\r\n  #xifa-valve-page .xfvb-topbar{ height:6px; width:100%; background:linear-gradient(90deg,var(--red-dark),var(--red),var(--orange)); }\r\n\r\n  \/* Eyebrow \/ labels *\/\r\n  #xifa-valve-page .xfvb-eyebrow{\r\n    display:inline-flex; align-items:center; gap:8px;\r\n    font-size:14px; font-weight:500; letter-spacing:.14em; text-transform:uppercase;\r\n    color:var(--red); margin-bottom:14px;\r\n  }\r\n  #xifa-valve-page .xfvb-eyebrow::before{\r\n    content:\"\"; width:18px; height:2px; background:linear-gradient(90deg,var(--red),var(--orange));\r\n  }\r\n\r\n  \/* HERO *\/\r\n  #xifa-valve-page .xfvb-hero{\r\n    position:relative; background:\r\n      url('https:\/\/xifagroup.com\/wp-content\/uploads\/2023\/01\/product_banner.jpg');\r\n    color:var(--white); padding:76px 0 68px;\r\n    background-size:cover; background-position:center;\r\n  }\r\n  #xifa-valve-page .xfvb-hero::before{\r\n    content:''; position:absolute; inset:0;\r\n    background:rgba(0,0,0,0.4); pointer-events:none;\r\n  }\r\n  #xifa-valve-page .xfvb-hero .xfvb-wrap{ position:relative; z-index:1; }\r\n  #xifa-valve-page .xfvb-hero-inner{ max-width:820px; }\r\n  #xifa-valve-page .xfvb-hero h1{\r\n    font-size:40px; font-weight:700; line-height:1.2; letter-spacing:-.01em;\r\n    margin-bottom:18px;\r\n  }\r\n  #xifa-valve-page  .xfvb-hero p{ font-size:20px; color:#D9D8D6; max-width:680px; margin-bottom:30px; }\r\n  #xifa-valve-page .xfvb-cta-row{ display:flex; flex-wrap:wrap; gap:14px; }\r\n  #xifa-valve-page .xfvb-btn{\r\n    display:inline-block; padding:14px 26px; font-size:15px; font-weight:500;\r\n    letter-spacing:.02em; border-radius:var(--radius); cursor:pointer; border:2px solid transparent;\r\n  }\r\n  #xifa-valve-page .xfvb-btn-primary{\r\n    background:linear-gradient(90deg,var(--red),var(--orange)); color:var(--white);\r\n  }\r\n  #xifa-valve-page .xfvb-btn-outline{\r\n    border-color:rgba(255,255,255,.55); color:var(--white); background:transparent;\r\n  }\r\n  #xifa-valve-page .xfvb-btn-dark{\r\n    background:var(--dark); color:var(--white);\r\n  }\r\n\r\n  \/* Generic section spacing *\/\r\n  #xifa-valve-page .xfvb-section{ padding:64px 0; }\r\n  #xifa-valve-page .xfvb-section-alt{ background:var(--off); }\r\n  #xifa-valve-page  .xfvb-section h2{ font-size:36px; font-weight:700; color:var(--dark); letter-spacing:-.01em;\r\n    margin-bottom:14px; max-width:760px;\r\n  }\r\n  #xifa-valve-page  .xfvb-lede{ font-size:20px; color:var(--gray); max-width:720px; margin-bottom:36px; }\r\n\r\n  \/* Image placeholder *\/\r\n  #xifa-valve-page .xfvb-imgph{\r\n    background:repeating-linear-gradient(45deg,#eeece7,#eeece7 10px,#e6e3dc 10px,#e6e3dc 20px);\r\n    border:1px dashed #c9c4b8; border-radius:6px; color:#8a8578; font-size:14px; font-weight:600;\r\n    display:flex; align-items:center; justify-content:center; text-align:center; padding:18px;\r\n  }\r\n\r\n  \/* Card grid *\/\r\n  #xifa-valve-page .xfvb-grid{ display:grid; gap:22px; }\r\n  #xifa-valve-page .xfvb-grid-5{ grid-template-columns:repeat(5,1fr); }\r\n  #xifa-valve-page .xfvb-grid-4{ grid-template-columns:repeat(4,1fr); }\r\n  #xifa-valve-page .xfvb-grid-3{ grid-template-columns:repeat(3,1fr); }\r\n  #xifa-valve-page .xfvb-grid-2{ grid-template-columns:repeat(2,1fr); }\r\n  #xifa-valve-page .xfvb-card{\r\n    background:var(--white); border:1px solid var(--line); border-radius:6px; padding:24px 20px;\r\n    border-top:3px solid var(--red);\r\n    display:flex; flex-direction:column;\r\n  }\r\n  #xifa-valve-page .xfvb-section-alt .xfvb-card{ background:var(--white); }\r\n  #xifa-valve-page .xfvb-card h3{ font-size:19px; font-weight:700; color:var(--dark); margin-bottom:8px; }\r\n  #xifa-valve-page  .xfvb-card p{ font-size:17px; line-height:1.8; color:var(--gray); }\r\n  #xifa-valve-page .xfvb-card .xfvb-imgph{ height:110px; margin-bottom:16px; font-size:14px; }\r\n\r\n  \/* Product card link button *\/\r\n  #xifa-valve-page .xfvb-card-link{\r\n    display:inline-block; margin-top:auto; font-size:15px; font-weight:500;\r\n    color:var(--red); letter-spacing:.02em;\r\n    border-bottom:1px solid var(--red); padding-bottom:1px;\r\n  }\r\n  #xifa-valve-page .xfvb-card-link:hover{ color:var(--orange); border-color:var(--orange); }\r\n\r\n  \/* Feature list with icon dot *\/\r\n  #xifa-valve-page .xfvb-feat{ border-left:3px solid var(--line); padding-left:20px; }\r\n  #xifa-valve-page .xfvb-feat h3{\r\n    font-size:19px; font-weight:700; color:var(--dark); margin-bottom:8px;\r\n    display:flex; align-items:center; gap:10px;\r\n  }\r\n  #xifa-valve-page .xfvb-feat h3::before{\r\n    content:\"\"; width:9px; height:9px; border-radius:50%;\r\n    background:linear-gradient(90deg,var(--red),var(--orange)); flex-shrink:0;\r\n  }\r\n  #xifa-valve-page  .xfvb-feat p{ font-size:17px; line-height:1.8; color:var(--gray); }\r\n\r\n  \/* Table *\/\r\n  #xifa-valve-page .xfvb-tablewrap{ overflow-x:auto; border-radius:6px; border:1px solid var(--line); }\r\n  #xifa-valve-page table{ width:100%; border-collapse:collapse; min-width:600px; font-size:17px; }\r\n  #xifa-valve-page thead th{\r\n    background:var(--dark); color:var(--white); text-align:left; padding:14px 16px;\r\n    font-size:14px; text-transform:uppercase; letter-spacing:.05em; font-weight:700;\r\n  }\r\n  #xifa-valve-page tbody td{ padding:13px 16px; border-top:1px solid var(--line); color:var(--charcoal); font-size:17px; line-height:1.8;}\r\n  #xifa-valve-page tbody tr:nth-child(even){ background:#FBFAF8; }\r\n  #xifa-valve-page tbody td:first-child{ font-weight:700; color:var(--dark); }\r\n\r\n  \/* Numbers strip *\/\r\n  #xifa-valve-page .xfvb-stats{ display:grid; grid-template-columns:repeat(4,1fr); gap:20px; }\r\n  #xifa-valve-page .xfvb-stat{ text-align:left; }\r\n  #xifa-valve-page .xfvb-stat .xfvb-num{\r\n    font-size:40px; font-weight:700; background:linear-gradient(90deg,var(--red),var(--orange));\r\n    -webkit-background-clip:text; background-clip:text; color:transparent; line-height:1;\r\n  }\r\n  #xifa-valve-page .xfvb-stat .xfvb-label{ font-size:16px; color:var(--gray); margin-top:8px; }\r\n\r\n  \/* CTA banner *\/\r\n  #xifa-valve-page .xfvb-ctabar{\r\n    margin-top:40px; padding:22px 26px; background:var(--dark); border-radius:6px;\r\n    display:flex; flex-wrap:wrap; align-items:center; justify-content:space-between; gap:16px;\r\n  }\r\n  #xifa-valve-page .xfvb-ctabar p{ color:var(--white); font-size:18px; font-weight:500; }\r\n  #xifa-valve-page .xfvb-ctabar span{ color:#B7B6B4; font-weight:400; font-size:16px; display:block; margin-top:2px; }\r\n\r\n  \/* Certs row *\/\r\n  #xifa-valve-page .xfvb-certs{ display:flex; flex-wrap:wrap; gap:14px; margin-top:8px; }\r\n  #xifa-valve-page .xfvb-certchip{\r\n    border:1px solid var(--line); border-radius:20px; padding:8px 16px; font-size:15px; font-weight:500;\r\n    color:var(--dark); background:var(--white);\r\n  }\r\n\r\n  \/* FAQ accordion *\/\r\n  #xifa-valve-page .xfvb-faq-item{ border-bottom:1px solid var(--line); }\r\n  #xifa-valve-page .xfvb-faq-item summary{ cursor:pointer; padding:18px 4px; font-weight:600; color:var(--dark); font-size:20px;\r\n    list-style:none; position:relative; padding-right:28px;\r\n  }\r\n  #xifa-valve-page .xfvb-faq-item summary::-webkit-details-marker{ display:none; }\r\n  #xifa-valve-page .xfvb-faq-item summary::after{\r\n    content:\"+\"; position:absolute; right:4px; top:16px; font-size:20px; color:var(--red); font-weight:700;\r\n  }\r\n  #xifa-valve-page .xfvb-faq-item[open] summary::after{ content:\"\u2013\"; }\r\n  #xifa-valve-page .xfvb-faq-item p{ padding:0 4px 20px; font-size:17px; line-height:1.8; color:var(--gray); }\r\n  #xifa-valve-page .xfvb-faq-layout{\r\n    display:grid; grid-template-columns:1.05fr .95fr; gap:64px; align-items:center;\r\n  }\r\n  #xifa-valve-page .xfvb-faq-content{ min-width:0; }\r\n  #xifa-valve-page .xfvb-faq-list{ margin-top:24px; }\r\n  #xifa-valve-page .xfvb-faq-image{ min-width:0; }\r\n  #xifa-valve-page .xfvb-faq-image{\r\n    min-width:0;\r\n    display:flex;\r\n    align-items:center;\r\n    justify-content:center;\r\n  }\r\n  #xifa-valve-page .xfvb-faq-image img{\r\n    width:100%;\r\n    height:auto;\r\n    max-height:none;\r\n    object-fit:contain;\r\n    object-position:center;\r\n    display:block;\r\n    border-radius:6px;\r\n    box-shadow:0 18px 45px rgba(0,0,0,.10);\r\n  }\r\n\r\n\r\n  \/* Final CTA banner *\/\r\n  #xifa-valve-page .xfvb-final-cta{\r\n    padding:72px 70px;\r\n    border-radius:8px;\r\n    text-align:center;\r\n    color:var(--white);\r\n    background:linear-gradient(135deg,#17181B 0%,#2C1816 55%,#4B1F12 100%);\r\n  }\r\n  #xifa-valve-page .xfvb-final-cta h2{\r\n    max-width:900px;\r\n    margin:0 auto 20px;\r\n    color:var(--white);\r\n    font-size:42px;\r\n    font-weight:700;\r\n    line-height:1.2;\r\n  }\r\n  #xifa-valve-page .xfvb-final-cta > p{\r\n    max-width:820px;\r\n    margin:0 auto 30px;\r\n    color:#D8D8D8;\r\n    font-size:19px;\r\n    line-height:1.8;\r\n  }\r\n  #xifa-valve-page .xfvb-final-trust{\r\n    display:grid;\r\n    grid-template-columns:repeat(4,1fr);\r\n    gap:14px 20px;\r\n    max-width:1000px;\r\n    margin:0 auto 34px;\r\n  }\r\n  #xifa-valve-page .xfvb-final-trust span{\r\n    color:#F1EFEC;\r\n    font-size:15px;\r\n    font-weight:500;\r\n  }\r\n\r\n\r\n  \/* Customization color chart media *\/\r\n  #xifa-valve-page .xfvb-color-media{\r\n    display:grid;\r\n    grid-template-columns:1.15fr .85fr;\r\n    gap:22px;\r\n    margin-top:30px;\r\n  }\r\n  #xifa-valve-page .xfvb-color-media-card{\r\n    overflow:hidden;\r\n    min-height:330px;\r\n    background:var(--white);\r\n    border:1px solid var(--line);\r\n    border-radius:6px;\r\n  }\r\n  #xifa-valve-page .xfvb-color-media-card img{\r\n    width:100%;\r\n    height:330px;\r\n    object-fit:cover;\r\n  }\r\n  #xifa-valve-page .xfvb-color-media-card iframe{\r\n    width:100%;\r\n    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border:1px solid var(--line); border-radius:4px; padding:11px 12px; font-size:16px;\r\n    font-family:inherit; color:var(--charcoal); background:var(--off);\r\n  }\r\n  #xifa-valve-page .xfvb-form button{\r\n    margin-top:18px; width:100%; padding:14px; border:none; border-radius:4px; font-weight:500; font-size:16px;\r\n    background:linear-gradient(90deg,var(--red),var(--orange)); color:var(--white); cursor:pointer;\r\n  }\r\n  #xifa-valve-page .xfvb-note{ font-size:14px; color:var(--gray); margin-top:10px; }\r\n\r\n  @media (max-width:980px){\r\n    #xifa-valve-page .xfvb-color-media{ grid-template-columns:1fr; }\r\n    #xifa-valve-page .xfvb-grid-5, #xifa-valve-page .xfvb-grid-4{ grid-template-columns:repeat(2,1fr); }\r\n    #xifa-valve-page .xfvb-grid-3{ grid-template-columns:repeat(2,1fr); }\r\n    #xifa-valve-page .xfvb-quote{ grid-template-columns:1fr; padding:34px 24px; }\r\n    #xifa-valve-page .xfvb-stats{ grid-template-columns:repeat(2,1fr); }\r\n    #xifa-valve-page 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padding:44px 22px; }\r\n    #xifa-valve-page .xfvb-final-cta h2{ font-size:30px; }\r\n    #xifa-valve-page .xfvb-final-cta > p{ font-size:17px; }\r\n    #xifa-valve-page .xfvb-final-trust{ grid-template-columns:1fr; }\r\n    #xifa-valve-page .xfvb-faq-layout{ gap:28px; }\r\n    #xifa-valve-page .xfvb-faq-list{ grid-template-columns:1fr; }\r\n    #xifa-valve-page .xfvb-faq-image{ order:initial; }\r\n  }\r\n\r\n  \/* Elementor \/ BeTheme reset *\/\r\n  .elementor-widget-html{ padding:0 !important; margin:0 !important; }\r\n  .elementor-widget-container{ padding:0 !important; margin:0 !important; }\r\n  .elementor-section .elementor-container{ max-width:100% !important; }\r\n  .elementor-column-gap-default > .elementor-column > .elementor-element-populated{ padding:0 !important; }\r\n  #Content{ padding:0 !important; margin:0 !important; }\r\n  #Content .section_wrapper, #Content .mcb-section, #Content .mcb-section-inner,\r\n  #Content .mcb-wrap, #Content .mcb-wrap-inner{\r\n    padding-top:0 !important; padding-bottom:0 !important; margin-top:0 !important; margin-bottom:0 !important;\r\n  }\r\n<\/style>\r\n<div class=\"xfvb-topbar\"><\/div>\r\n<!-- ============ HERO ============ -->\r\n<div class=\"xfvb-hero\">\r\n<div class=\"xfvb-wrap\">\r\n<div class=\"xfvb-hero-inner\">\r\n<div class=\"xfvb-eyebrow\" style=\"color:#F0A16A;\">28 a\u00f1os de fabricaci\u00f3n de envases flexibles<\/div>\r\n<h1>Fabricante chino de bolsas con v\u00e1lvula | F\u00e1brica y proveedor de bolsas con v\u00e1lvula de PP a medida<\/h1>\r\n<p>XIFA es un fabricante chino de bolsas con v\u00e1lvula, certificado por BRC, con 28 a\u00f1os de experiencia. Produce bolsas de papel, PP tejido, laminado y para caf\u00e9, destinadas al envasado de cemento, harina, piensos, productos qu\u00edmicos y caf\u00e9. Nuestra f\u00e1brica, que presta servicio a agentes comerciales e importadores directos en los cinco continentes, es un socio de producci\u00f3n fiable, desde la primera muestra hasta el env\u00edo de un contenedor completo.<\/p>\r\n<div class=\"xfvb-cta-row\">\r\n<a class=\"xfvb-btn xfvb-btn-primary\" href=\"#xfvb-quote\">Solicitar presupuesto<\/a>\r\n<a class=\"xfvb-btn xfvb-btn-outline\" href=\"#xfvb-specs\">Ver especificaciones<\/a>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n<!-- ============ PRODUCT CATEGORIES (includes Applications) ============ -->\r\n<div class=\"xfvb-section xfvb-section-alt\">\r\n<div class=\"xfvb-wrap\">\r\n<div class=\"xfvb-eyebrow\">Categor\u00edas de productos<\/div>\r\n<h2>Una f\u00e1brica de bolsas con v\u00e1lvula, todas las estructuras que necesita.<\/h2>\r\n<p class=\"xfvb-lede\">Centralice el abastecimiento con un \u00fanico fabricante de bolsas de v\u00e1lvula que produzca internamente toda la gama de estructuras, sin subcontrataci\u00f3n ni diferencias de calidad entre proveedores.<\/p>\r\n<div class=\"xfvb-grid xfvb-grid-4 xfvb-product-grid\">\r\n<div class=\"xfvb-card\">\r\n<img decoding=\"async\" alt=\"Bolsa de v\u00e1lvula PP\" loading=\"lazy\" src=\"https:\/\/encrypted-tbn0.gstatic.com\/images?q=tbn:ANd9GcQ-7Uck0cL5wxtAhpXUIpMKUeNC-DovZadma06inH29qQ&amp;s=10\" style=\"width:100%; height:220px; object-fit:contain; padding:15px; background:#fff; border-radius:4px 4px 0 0; margin-bottom:16px;\"\/>\r\n<h3>Bolsa de v\u00e1lvula PP<\/h3>\r\n\r\n<\/div>\r\n<div class=\"xfvb-card\">\r\n<img decoding=\"async\" alt=\"Bolsa de v\u00e1lvula tejida de PP\" loading=\"lazy\" src=\"https:\/\/encrypted-tbn0.gstatic.com\/images?q=tbn:ANd9GcR7OqU9sfFZGGwUP8Hqp-N15FbkR-73r50a6T4j7d4I7w&amp;s=10\" style=\"width:100%; height:220px; object-fit:contain; padding:15px; background:#fff; border-radius:4px 4px 0 0; margin-bottom:16px;\"\/>\r\n<h3>Bolsa de v\u00e1lvula tejida de PP<\/h3>\r\n\r\n<\/div>\r\n<div class=\"xfvb-card\">\r\n<img decoding=\"async\" alt=\"Bolsa de papel con v\u00e1lvula\" loading=\"lazy\" src=\"https:\/\/encrypted-tbn0.gstatic.com\/images?q=tbn:ANd9GcQLoVOcfFHcpyMkSPYjq7wGBw2QXLH4WpTGjwkMKX3SgA&amp;s=10\" style=\"width:100%; height:220px; object-fit:contain; padding:15px; background:#fff; border-radius:4px 4px 0 0; margin-bottom:16px;\"\/>\r\n<h3>Bolsa de papel con v\u00e1lvula<\/h3>\r\n\r\n<\/div>\r\n<div class=\"xfvb-card\">\r\n<img decoding=\"async\" alt=\"Bolsa con v\u00e1lvula de cemento\" loading=\"lazy\" src=\"https:\/\/xifagroup.com\/wp-content\/uploads\/2026\/08\/Cement-Valve-Bag.jpg\" style=\"width:100%; height:220px; object-fit:contain; padding:15px; background:#fff; border-radius:4px 4px 0 0; margin-bottom:16px;\"\/>\r\n<h3>Bolsa con v\u00e1lvula de cemento<\/h3>\r\n\r\n<\/div>\r\n<\/div>\r\n<div class=\"xfvb-ctabar\">\r\n<p>\u00bfNo est\u00e1 seguro de qu\u00e9 estructura se adapta mejor a su producto?<span>Env\u00edenos los detalles de su material y equipo de llenado.<\/span><\/p>\r\n<a class=\"xfvb-btn xfvb-btn-primary\" href=\"https:\/\/xifagroup.com\/es\/products\/25kg-valve-bag\/\">Leer m\u00e1s<\/a>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n<!-- ============ SPECIFICATIONS ============ -->\r\n<div class=\"xfvb-section\" id=\"xfvb-specs\">\r\n<div class=\"xfvb-wrap\">\r\n<div class=\"xfvb-eyebrow\">Especificaciones y materiales<\/div>\r\n<h2>Especificaciones y opciones de material de la bolsa de v\u00e1lvula<\/h2>\r\n<p class=\"xfvb-lede\">Cada bolsa con v\u00e1lvula est\u00e1 dise\u00f1ada en funci\u00f3n de su capacidad, l\u00ednea de llenado y requisitos de material, desde una sola capa de papel kraft hasta laminados multicapa de papel y pel\u00edcula.<\/p>\r\n<h3 style=\"font-size:19px; font-weight:700; color:var(--dark); margin-bottom:14px;\">Tama\u00f1os y capacidades de las bolsas<\/h3>\r\n<div class=\"xfvb-tablewrap\" style=\"margin-bottom:38px;\">\r\n<table>\r\n<thead>\r\n<tr><th>Capacidad<\/th><th>Dimensiones est\u00e1ndar<\/th><th>Opciones de materiales<\/th><th>Uso t\u00edpico<\/th><\/tr>\r\n<\/thead>\r\n<tbody>\r\n<tr><td>25 kg (tama\u00f1o principal)<\/td><td>54 \u00d7 50 \u00d7 16 cm<\/td><td>Papel \/ PP tejido \/ Papel + pel\u00edcula<\/td><td>Cemento, harina, piensos, productos qu\u00edmicos<\/td><\/tr>\r\n<tr><td>50 kg<\/td><td>Personalizado, bajo pedido.<\/td><td>Pel\u00edcula tejida de PP \/ Pel\u00edcula de alta resistencia<\/td><td>materiales de construcci\u00f3n, minerales<\/td><\/tr>\r\n<tr><td>5\u201310 kg<\/td><td>Personalizado, bajo pedido.<\/td><td>Papel Kraft \/ Papel de aluminio \/ Compostable<\/td><td>Caf\u00e9, alimentos especiales<\/td><\/tr>\r\n<tr><td>Ancho de la hoja<\/td><td>35\u201365 cm (rollo), \u2264110 cm (l\u00e1mina plana)<\/td><td>Todos los materiales<\/td><td>Ingenier\u00eda de bolsos a medida<\/td><\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<\/div>\r\n<h3 style=\"font-size:19px; font-weight:700; color:var(--dark); margin-bottom:14px;\">Comparaci\u00f3n de la estructura del material<\/h3>\r\n<div class=\"xfvb-tablewrap\" style=\"margin-bottom:38px;\">\r\n<table>\r\n<thead>\r\n<tr><th>Estructura<\/th><th>Resistencia a la humedad<\/th><th>Capacidad de carga<\/th><th>Imprimibilidad<\/th><th>Mejor para<\/th><\/tr>\r\n<\/thead>\r\n<tbody>\r\n<tr><td>Bolsa de papel con v\u00e1lvula<\/td><td>Moderado<\/td><td>Hasta 25 kg<\/td><td>Excelente (hasta 8 colores)<\/td><td>Harina, pienso, polvo apto para uso alimentario<\/td><\/tr>\r\n<tr><td>Bolsa de v\u00e1lvula PP<\/td><td>Alto<\/td><td>Hasta 25 kg<\/td><td>Bien<\/td><td>Productos qu\u00edmicos, resinas, minerales<\/td><\/tr>\r\n<tr><td>Bolsa de v\u00e1lvula tejida de PP<\/td><td>Alto<\/td><td>25\u201350 kg<\/td><td>Bien<\/td><td>Cemento, mortero seco, construcci\u00f3n<\/td><\/tr>\r\n<tr><td>Laminado de papel y pel\u00edcula<\/td><td>Muy alto<\/td><td>Hasta 25 kg<\/td><td>Excelente<\/td><td>Polvos sensibles a la humedad<\/td><\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<\/div>\r\n<div class=\"xfvb-grid xfvb-grid-2\" style=\"margin-bottom:8px;\">\r\n<div class=\"xfvb-feat\">\r\n<h3>Capas de papel y gramaje<\/h3>\r\n<p>Disponibles en dos capas de 90 g\/m\u00b2 cada una, o en tres capas de 80 g\/m\u00b2 cada una. Tambi\u00e9n se ofrecen estructuras combinadas, como dos capas de papel y una de film, tres capas de papel y una de film, y cuatro capas de papel y una de film, seg\u00fan el nivel de barrera que requiera su producto.<\/p>\r\n<\/div>\r\n<div class=\"xfvb-feat\">\r\n<h3>Gama completa de materiales<\/h3>\r\n<p>Todos los materiales, como papel puro, papel con pel\u00edcula, polipropileno tejido, pel\u00edcula de alta resistencia y estructuras revestidas de aluminio, se fabrican internamente, lo que le ofrece un \u00fanico proveedor para cada configuraci\u00f3n de material sin necesidad de subcontratar.<\/p>\r\n<\/div>\r\n<\/div>\r\n<h3 style=\"font-size:19px; font-weight:700; color:var(--dark); margin-bottom:14px; margin-top:38px;\">Aspectos destacados de la actuaci\u00f3n<\/h3>\r\n<div class=\"xfvb-grid xfvb-grid-3\" style=\"margin-bottom:8px;\">\r\n<div class=\"xfvb-card\" style=\"text-align:center; padding:28px 22px 24px;\">\r\n<div style=\"width:48px; height:48px; margin:0 auto 14px; border-radius:50%; background:linear-gradient(135deg,var(--red),var(--orange)); display:flex; align-items:center; justify-content:center; font-size:20px; color:var(--white); font-weight:800;\">\ud83d\udca7<\/div>\r\n<h3 style=\"margin-bottom:6px; font-size:19px;\">Resistencia a la humedad, al aceite y a los productos qu\u00edmicos<\/h3>\r\n<p style=\"font-size:18px;\">Los materiales impermeables, resistentes al aceite, a los productos qu\u00edmicos y estables a bajas temperaturas protegen el contenido en condiciones exigentes de almacenamiento y transporte.<\/p>\r\n<\/div>\r\n<div class=\"xfvb-card\" style=\"text-align:center; padding:28px 22px 24px;\">\r\n<div style=\"width:48px; height:48px; margin:0 auto 14px; border-radius:50%; background:linear-gradient(135deg,var(--red),var(--orange)); display:flex; align-items:center; justify-content:center; font-size:20px; color:var(--white); font-weight:800;\">\ud83d\udd12<\/div>\r\n<h3 style=\"margin-bottom:6px; font-size:19px;\">Dise\u00f1o de v\u00e1lvula a prueba de fugas<\/h3>\r\n<p style=\"font-size:18px;\">La estructura de la v\u00e1lvula reduce las fugas de polvo y mejora la fiabilidad del sellado. Las v\u00e1lvulas de desgasificaci\u00f3n unidireccionales liberan el gas acumulado a la vez que bloquean el ox\u00edgeno y la humedad.<\/p>\r\n<\/div>\r\n<div class=\"xfvb-card\" style=\"text-align:center; padding:28px 22px 24px;\">\r\n<div style=\"width:48px; height:48px; margin:0 auto 14px; border-radius:50%; background:linear-gradient(135deg,var(--red),var(--orange)); display:flex; align-items:center; justify-content:center; font-size:20px; color:var(--white); font-weight:800;\">\u26a1<\/div>\r\n<h3 style=\"margin-bottom:6px; font-size:19px;\">Compatible con llenado autom\u00e1tico<\/h3>\r\n<p style=\"font-size:18px;\">Todas las estructuras est\u00e1n dise\u00f1adas para l\u00edneas de llenado autom\u00e1ticas. La consistencia dimensional entre bolsas permite que las l\u00edneas de alta velocidad funcionen sin atascos ni errores de alimentaci\u00f3n.<\/p>\r\n<\/div>\r\n<\/div>\r\n<div class=\"xfvb-ctabar\">\r\n<p>\u00bfNecesitas datos de rendimiento para tu equipo de calidad?<span>Podemos compartir referencias sobre pruebas de carga y rendimiento de barreras.<\/span><\/p>\r\n<a class=\"xfvb-btn xfvb-btn-primary\" href=\"#xfvb-quote\">Pregunte sobre los informes de las pruebas.<\/a>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n<!-- ============ CUSTOM SOLUTIONS (includes MOQ \/ Samples \/ Lead Time) ============ -->\r\n<div class=\"xfvb-section\">\r\n<div class=\"xfvb-wrap\">\r\n<div class=\"xfvb-eyebrow\">Personalizaci\u00f3n<\/div>\r\n<h2>Soluciones personalizadas para bolsas de v\u00e1lvulas<\/h2>\r\n<p class=\"xfvb-lede\">Traiga su propio dise\u00f1o y especificaciones, o trabaje con nuestro equipo para desarrollar la estructura de la bolsa desde cero.<\/p>\r\n<div class=\"xfvb-grid xfvb-grid-2\">\r\n<div class=\"xfvb-feat\">\r\n<h3>Fabricaci\u00f3n OEM y ODM<\/h3>\r\n<p>Fabricamos seg\u00fan los planos y especificaciones proporcionados por el cliente para agentes comerciales, o desarrollamos un dise\u00f1o de bolsa a partir de sus requisitos como socio ODM para importadores directos.<\/p>\r\n<\/div>\r\n<div class=\"xfvb-feat\">\r\n<h3>Dise\u00f1o de logotipo, color e impresi\u00f3n<\/h3>\r\n<p>Impresi\u00f3n flexogr\u00e1fica\/huecograbado de hasta 6 a 8 colores con igualaci\u00f3n de colores Pantone. Nuestro equipo de dise\u00f1o interno puede ayudarle a perfeccionar la maquetaci\u00f3n, la separaci\u00f3n de colores y los detalles estructurales antes de que su dise\u00f1o se imprima.<\/p>\r\n<\/div>\r\n<div class=\"xfvb-feat\">\r\n<h3>Cantidad m\u00ednima de pedido, muestras y plazo de entrega<\/h3>\r\n<p>La cantidad m\u00ednima de pedido es de 4000 unidades para impresi\u00f3n est\u00e1ndar a un solo color y de 5000 unidades para impresi\u00f3n multicolor. Se ofrecen muestras gratuitas de los productos en stock; las muestras personalizadas se fabrican bajo pedido y tienen un coste adicional.<\/p>\r\n<\/div>\r\n<div class=\"xfvb-feat\">\r\n<h3>Condiciones comerciales y pago<\/h3>\r\n<p>Las condiciones est\u00e1ndar son un dep\u00f3sito de 30% con el pedido y el saldo restante de 70% abonado antes del env\u00edo.<\/p>\r\n<\/div>\r\n<\/div>\r\n<div class=\"xfvb-color-media\">\r\n<figure class=\"xfvb-color-media-card\">\r\n<img decoding=\"async\" alt=\"Opciones de color de tejido XIFA PP para bolsas de v\u00e1lvulas personalizadas\" loading=\"lazy\" src=\"https:\/\/xifagroup.com\/wp-content\/uploads\/2024\/11\/color-of-xifa-pp-fabric-1-1024x724.jpg\"\/>\r\n<figcaption class=\"xfvb-color-media-caption\">Opciones de color de la tela PP<\/figcaption>\r\n<\/figure>\r\n<div class=\"xfvb-ctabar xfvb-color-cta\">\r\n<p>\u00bfNecesita un color de tela PP personalizado?<span>Elija entre nuestros colores de tela est\u00e1ndar o env\u00edenos su referencia Pantone para una igualaci\u00f3n de color personalizada, muestras y confirmaci\u00f3n de producci\u00f3n.<\/span><\/p>\r\n<div class=\"xfvb-color-cta-actions\">\r\n<a class=\"xfvb-btn xfvb-btn-primary\" href=\"#xfvb-quote\">Solicitar igualaci\u00f3n de color personalizada<\/a>\r\n<a class=\"xfvb-btn xfvb-btn-light\" download=\"\" href=\"https:\/\/xifagroup.com\/wp-content\/uploads\/2025\/06\/Color-Chart-of-XIFA-PP-Fabric_2506.pdf\" rel=\"noopener\" target=\"_blank\">Descargar la tabla a todo color<\/a>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n<!-- ============ FACTORY & QUALITY (merged Manufacturing + Quality) ============ -->\r\n<div class=\"xfvb-section xfvb-section-alt\">\r\n<div class=\"xfvb-wrap\">\r\n<div class=\"xfvb-eyebrow\">F\u00e1brica y calidad<\/div>\r\n<h2>Capacidad de la f\u00e1brica y garant\u00eda de calidad<\/h2>\r\n<p class=\"xfvb-lede\">Dos bases de producci\u00f3n con procesos certificados y trazabilidad completa, desde la materia prima hasta el env\u00edo del producto terminado.<\/p>\r\n<div class=\"xfvb-stats\" style=\"margin-bottom:36px;\">\r\n<div class=\"xfvb-stat\"><div class=\"xfvb-num\">70.000 m\u00b2<\/div><div class=\"xfvb-label\">Dos bases de producci\u00f3n combinadas<\/div><\/div>\r\n<div class=\"xfvb-stat\"><div class=\"xfvb-num\">150+<\/div><div class=\"xfvb-label\">Telares circulares en funcionamiento<\/div><\/div>\r\n<div class=\"xfvb-stat\"><div class=\"xfvb-num\">M\u00e1s de 400 millones<\/div><div class=\"xfvb-label\">Bolsas producidas por a\u00f1o<\/div><\/div>\r\n<div class=\"xfvb-stat\"><div class=\"xfvb-num\">4\u20136 d\u00edas<\/div><div class=\"xfvb-label\">Plazo de entrega m\u00e1s r\u00e1pido para pedidos urgentes<\/div><\/div>\r\n<\/div>\r\n<div class=\"xfvb-grid xfvb-grid-2\">\r\n<div class=\"xfvb-feat\">\r\n<h3>Equipos y escala de producci\u00f3n<\/h3>\r\n<p>Dos plantas de fabricaci\u00f3n con aproximadamente 150 telares circulares para una producci\u00f3n constante y escalable. La producci\u00f3n directa en f\u00e1brica elimina los m\u00e1rgenes de los intermediarios, y nuestra envergadura permite establecer acuerdos de compra a largo plazo y de gran volumen.<\/p>\r\n<\/div>\r\n<div class=\"xfvb-feat\">\r\n<h3>Procesos con certificaci\u00f3n BRC e ISO<\/h3>\r\n<p>Nuestras instalaciones operan bajo la certificaci\u00f3n BRC, que cumple con los est\u00e1ndares internacionales de seguridad para envases. El abastecimiento de materias primas y la producci\u00f3n se controlan mediante un sistema de gesti\u00f3n de calidad basado en la norma ISO.<\/p>\r\n<\/div>\r\n<div class=\"xfvb-feat\">\r\n<h3>Trazabilidad mediante c\u00f3digo QR<\/h3>\r\n<p>Cada bolsa puede llevar un c\u00f3digo QR \u00fanico, lo que permite una trazabilidad completa de la producci\u00f3n, desde la materia prima hasta el env\u00edo del producto terminado.<\/p>\r\n<\/div>\r\n<div class=\"xfvb-feat\">\r\n<h3>Inspecci\u00f3n de calidad en m\u00faltiples etapas<\/h3>\r\n<p>Antes de salir de la f\u00e1brica, las bolsas se someten a controles de dimensiones, estanqueidad, resistencia a la tracci\u00f3n y calidad de impresi\u00f3n.<\/p>\r\n<\/div>\r\n<\/div>\r\n<img decoding=\"async\" alt=\"Descripci\u00f3n general de la f\u00e1brica \/ taller de telares circulares\" src=\"https:\/\/xifagroup.com\/wp-content\/uploads\/2023\/03\/s-%E7%BB%84-16.png\" style=\"width:100%; height:220px; object-fit:cover; border-radius:6px; margin-top:30px;\"\/>\r\n<div class=\"xfvb-ctabar\">\r\n<p>\u00bfPlanea realizar un pedido grande o recurrente?<span>Consulte la disponibilidad de plazas de producci\u00f3n con nuestro equipo de ventas.<\/span><\/p>\r\n<a class=\"xfvb-btn xfvb-btn-primary\" href=\"#xfvb-quote\">Consultar disponibilidad de producci\u00f3n<\/a>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n<!-- ============ GLOBAL EXPORT ============ -->\r\n<div class=\"xfvb-section\">\r\n<div class=\"xfvb-wrap\">\r\n<div class=\"xfvb-eyebrow\">Exportaci\u00f3n y log\u00edstica<\/div>\r\n<h2>Exportaci\u00f3n y log\u00edstica global<\/h2>\r\n<p class=\"xfvb-lede\">Ya sea que realice un pedido de prueba o un programa de carga de contenedores recurrente, nuestro proceso de exportaci\u00f3n est\u00e1 dise\u00f1ado para una entrega predecible.<\/p>\r\n<div class=\"xfvb-grid xfvb-grid-2\">\r\n<div class=\"xfvb-feat\">\r\n<h3>Experiencia en exportaciones a nivel mundial<\/h3>\r\n<p>Prestamos servicios de forma regular a compradores de embalajes industriales en Asia, Europa, \u00c1frica y Am\u00e9rica, trabajando tanto con agentes comerciales como con usuarios finales directos.<\/p>\r\n<\/div>\r\n<div class=\"xfvb-feat\">\r\n<h3>Transporte mar\u00edtimo, a\u00e9reo y terrestre<\/h3>\r\n<p>Los env\u00edos pueden organizarse por v\u00eda mar\u00edtima, a\u00e9rea o terrestre, dependiendo del tama\u00f1o del pedido, el destino y el plazo de entrega.<\/p>\r\n<\/div>\r\n<\/div>\r\n<div class=\"xfvb-ctabar\">\r\n<p>\u00bfListo para solicitar muestras o un presupuesto de env\u00edo?<span>Ind\u00edquenos su puerto de destino y el volumen previsto.<\/span><\/p>\r\n<a class=\"xfvb-btn xfvb-btn-primary\" href=\"#xfvb-quote\">Solicite muestras o un presupuesto de env\u00edo.<\/a>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n<!-- ============ FAQ ============ -->\r\n<div class=\"xfvb-section xfvb-section-alt\">\r\n<div class=\"xfvb-wrap\">\r\n<div class=\"xfvb-faq-layout\">\r\n<div class=\"xfvb-faq-content\">\r\n<div class=\"xfvb-eyebrow\">Preguntas m\u00e1s frecuentes<\/div>\r\n<h2>Preguntas frecuentes sobre las bolsas de v\u00e1lvula<\/h2>\r\n<div class=\"xfvb-faq-list\">\r\n<details class=\"xfvb-faq-item\">\r\n<summary>\u00bfC\u00f3mo elijo la bolsa de v\u00e1lvula adecuada para mi producto?<\/summary>\r\n<p>La bolsa con v\u00e1lvula adecuada depende del material de llenado, la capacidad de la bolsa, el equipo de llenado y las condiciones de almacenamiento. Ofrecemos bolsas con v\u00e1lvula de PP, bolsas con v\u00e1lvula de polipropileno tejido y bolsas con v\u00e1lvula de papel. Consulte nuestra secci\u00f3n de Especificaciones para una comparaci\u00f3n detallada de materiales o p\u00f3ngase en contacto con nuestros ingenieros para obtener una recomendaci\u00f3n.<\/p>\r\n<\/details>\r\n<details class=\"xfvb-faq-item\">\r\n<summary>\u00bfCu\u00e1l es la diferencia entre una bolsa con v\u00e1lvula de PP y una bolsa con v\u00e1lvula de papel?<\/summary>\r\n<p>Las bolsas con v\u00e1lvula de PP ofrecen una gran resistencia a la humedad, al desgarro y una excelente durabilidad para aplicaciones de uso intensivo. Las bolsas con v\u00e1lvula de papel ofrecen una mejor capacidad de impresi\u00f3n y se utilizan ampliamente para el envasado de alimentos y polvos finos. Nuestros ingenieros pueden recomendarle la mejor opci\u00f3n seg\u00fan su producto y l\u00ednea de envasado.<\/p>\r\n<\/details>\r\n<details class=\"xfvb-faq-item\">\r\n<summary>\u00bfSe pueden utilizar sus bolsas con v\u00e1lvula en m\u00e1quinas de llenado autom\u00e1ticas?<\/summary>\r\n<p>S\u00ed. Todas las estructuras de las bolsas con v\u00e1lvula est\u00e1n dise\u00f1adas para l\u00edneas de llenado autom\u00e1tico. La uniformidad dimensional garantiza el funcionamiento de l\u00edneas de alta velocidad sin atascos ni fallos de alimentaci\u00f3n; nuestros ingenieros podr\u00e1n asesorarle una vez que conozcamos las especificaciones de su l\u00ednea.<\/p>\r\n<\/details>\r\n<details class=\"xfvb-faq-item\">\r\n<summary>\u00bfPor qu\u00e9 las bolsas de caf\u00e9 necesitan una v\u00e1lvula?<\/summary>\r\n<p>Una v\u00e1lvula de desgasificaci\u00f3n unidireccional libera el CO2 del caf\u00e9 reci\u00e9n tostado sin dejar entrar ox\u00edgeno, manteniendo as\u00ed el caf\u00e9 fresco y evitando que la bolsa se hinche durante el almacenamiento y el transporte.<\/p>\r\n<\/details>\r\n<\/div>\r\n<\/div>\r\n<div class=\"xfvb-faq-image\">\r\n<img decoding=\"async\" alt=\"Empresa y f\u00e1brica de fabricaci\u00f3n de bolsas con v\u00e1lvula XIFA\" loading=\"lazy\" src=\"https:\/\/xifagroup.com\/wp-content\/uploads\/2026\/08\/wecom-temp-2332369-41fe770b5aee4610e6c6a70d78470a20-scaled.jpg\"\/>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n<!-- ============ FINAL CTA BANNER ============ -->\r\n<div class=\"xfvb-section\" id=\"xfvb-quote\">\r\n<div class=\"xfvb-wrap\">\r\n<div class=\"xfvb-final-cta\">\r\n<div class=\"xfvb-eyebrow\" style=\"color:#F0A16A; justify-content:center;\">Solicitar presupuesto<\/div>\r\n<h2>\u00bfListo para adquirir bolsas de v\u00e1lvula de alta calidad procedentes de China?<\/h2>\r\n<p>Tanto si necesita bolsas con v\u00e1lvula est\u00e1ndar como si prefiere un embalaje totalmente personalizado, comp\u00e1rtanos informaci\u00f3n sobre su producto, equipo de llenado, volumen anual y mercado de destino. Nuestro equipo le recomendar\u00e1 la soluci\u00f3n adecuada y le proporcionar\u00e1 precios, muestras e informaci\u00f3n sobre plazos de entrega.<\/p>\r\n<div class=\"xfvb-final-trust\">\r\n<span>\u2713 Fabricaci\u00f3n OEM y ODM<\/span>\r\n<span>\u2713 Muestras gratuitas para evaluaci\u00f3n<\/span>\r\n<span>\u2713 F\u00e1brica con certificaci\u00f3n BRC e ISO<\/span>\r\n<span>\u2713 Experiencia en exportaci\u00f3n global<\/span>\r\n<\/div>\r\n<div class=\"xfvb-cta-row\" style=\"justify-content:center;\">\r\n<a class=\"xfvb-btn xfvb-btn-primary\" href=\"https:\/\/xifagroup.com\/es\/contact\/\">Solicitar presupuesto<\/a>\r\n<a class=\"xfvb-btn xfvb-btn-outline\" href=\"https:\/\/xifagroup.com\/es\/products\/25kg-valve-bag\/\">Leer m\u00e1s<\/a>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n<\/div>\r\n<div data-trae-edit-ui=\"true\"><\/div>\r\n<style id=\"faq-layout-final-override\">\r\n\/* FINAL FAQ layout override:\r\n   Desktop\/tablet: 2 questions per row, 2 rows.\r\n   Image: full-width row below all questions.\r\n*\/\r\n#xifa-valve-page .xfvb-faq-layout{\r\n  display:grid !important;\r\n  grid-template-columns:1fr !important;\r\n  gap:36px !important;\r\n  align-items:start !important;\r\n}\r\n\r\n#xifa-valve-page .xfvb-faq-content{\r\n  width:100% !important;\r\n  min-width:0 !important;\r\n}\r\n\r\n#xifa-valve-page .xfvb-faq-list{\r\n  width:100% !important;\r\n  margin-top:24px !important;\r\n  display:grid !important;\r\n  grid-template-columns:repeat(2, minmax(0, 1fr)) !important;\r\n  column-gap:48px !important;\r\n  row-gap:0 !important;\r\n}\r\n\r\n#xifa-valve-page .xfvb-faq-item{\r\n  width:100% !important;\r\n  min-width:0 !important;\r\n  border-bottom:1px solid var(--line) !important;\r\n}\r\n\r\n#xifa-valve-page .xfvb-faq-image{\r\n  width:100% !important;\r\n  min-width:0 !important;\r\n  display:block !important;\r\n  grid-column:1 \/ -1 !important;\r\n  order:initial !important;\r\n}\r\n\r\n#xifa-valve-page .xfvb-faq-image img{\r\n  width:100% !important;\r\n  height:auto !important;\r\n  max-height:none !important;\r\n  object-fit:contain !important;\r\n  object-position:center !important;\r\n  display:block !important;\r\n  border-radius:6px !important;\r\n}\r\n\r\n@media (max-width:640px){\r\n  #xifa-valve-page .xfvb-faq-list{\r\n    grid-template-columns:1fr !important;\r\n    column-gap:0 !important;\r\n  }\r\n}\r\n<\/style>\r\n\r\n<\/body><\/html>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>28 A\u00f1os de Fabricaci\u00f3n de Envases Flexibles Fabricante de Bolsas de V\u00e1lvula de China | F\u00e1brica y Proveedor de Bolsas de V\u00e1lvula de PP Personalizadas XIFA es un fabricante chino de bolsas de v\u00e1lvula certificado por BRC con 28 a\u00f1os de experiencia, que produce bolsas de v\u00e1lvula de papel, tejidas de PP, laminadas y para caf\u00e9 para el envasado de cemento, harina, piensos, productos qu\u00edmicos y caf\u00e9. Damos servicio a agentes comerciales y [\u2026]<\/p>","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-4328","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.8 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Valve Bag | Woven Polypropylene Bags Manufacturer - XIFA Group<\/title>\n<meta name=\"description\" content=\"As a large-scale packaging manufacturer specializing in custom-made color printing and general printing of woven bags we mainly serve large enterprises and high-end customers who order mid-to-high-end products from all around the world.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/xifagroup.com\/es\/valve-bag-manufacturer\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Valve Bag | Woven Polypropylene Bags Manufacturer - XIFA Group\" \/>\n<meta property=\"og:description\" content=\"As a large-scale packaging manufacturer specializing in custom-made color printing and general printing of woven bags we mainly serve large enterprises and high-end customers who order mid-to-high-end products from all around the world.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/xifagroup.com\/es\/valve-bag-manufacturer\/\" \/>\n<meta property=\"og:site_name\" content=\"Woven Polypropylene Bags Manufacturer - XIFA Group\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/XifaIndustrial\" \/>\n<meta property=\"og:image\" content=\"https:\/\/encrypted-tbn0.gstatic.com\/images?q=tbn:ANd9GcQ-7Uck0cL5wxtAhpXUIpMKUeNC-DovZadma06inH29qQ&amp;s=10\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Tiempo de lectura\" \/>\n\t<meta name=\"twitter:data1\" content=\"22 minutos\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/xifagroup.com\/valve-bag-manufacturer\/\",\"url\":\"https:\/\/xifagroup.com\/valve-bag-manufacturer\/\",\"name\":\"Valve Bag | Woven Polypropylene Bags Manufacturer - XIFA Group\",\"isPartOf\":{\"@id\":\"https:\/\/xifagroup.com\/#website\"},\"datePublished\":\"2026-08-12T08:50:08+00:00\",\"dateModified\":\"2026-08-12T08:50:08+00:00\",\"description\":\"As a large-scale packaging manufacturer specializing in custom-made color printing and general printing of woven bags we mainly serve large enterprises and high-end customers who order mid-to-high-end products from all around the world.\",\"breadcrumb\":{\"@id\":\"https:\/\/xifagroup.com\/valve-bag-manufacturer\/#breadcrumb\"},\"inLanguage\":\"es\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/xifagroup.com\/valve-bag-manufacturer\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/xifagroup.com\/valve-bag-manufacturer\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/xifagroup.com\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Valve Bag\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/xifagroup.com\/#website\",\"url\":\"https:\/\/xifagroup.com\/\",\"name\":\"Woven Polypropylene Bags Manufacturer - XIFA Group\",\"description\":\"We Offer High-end Packaging Customization Solutions. 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