28 Years of Flexible Packaging Manufacturing

China Valve Bag Manufacturer | Custom PP Valve Bag Factory & Valve Bag Supplier

XIFA is a BRC-certified Chinese valve bag manufacturer with 28 years of experience, producing paper, PP woven, laminated and coffee valve bags for cement, flour, feed, chemical and coffee packaging. Serving trading agents and direct importers across five continents, our factory is a dependable production partner from first sample to full-container shipment.

Product Categories

One Valve Bag Factory, Every Structure You Need

Consolidate sourcing with a single valve bag manufacturer that produces the full range of structures in-house — no subcontracting, no quality gaps between suppliers.

PP Valve Bag

PP Valve Bag

PP Woven Valve Bag

PP Woven Valve Bag

Paper Valve Bag

Paper Valve Bag

Cement Valve Bag

Cement Valve Bag

Not sure which structure fits your product?Send us your material and filling equipment details.

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Specifications & Materials

Valve Bag Specifications & Material Options

Every valve bag is engineered around your capacity, filling line and material requirements — from a single kraft paper ply to multi-layer paper-plus-film laminates.

Bag Sizes & Capacities

CapacitéStandard DimensionsMaterial OptionsUtilisation typique
25kg (main size)54 × 50 × 16 cmPaper / PP Woven / Paper+FilmCement, flour, feed, chemicals
50kgCustom, on requestPP Woven / Heavy-Duty FilmBuilding materials, minerals
5–10kgCustom, on requestKraft Paper / Foil / CompostableCoffee, specialty food
Sheet width35–65 cm (roll), ≤110 cm (flat sheet)All materialsCustom bag engineering

Material Structure Comparison

StructureRésistance à l'humiditéLoad CapacityImprimabilitéIdéal pour
Paper Valve BagModéréUp to 25kgExcellent (up to 8 colors)Flour, feed, food-grade powder
PP Valve BagHautUp to 25kgGoodChemicals, resins, minerals
PP Woven Valve BagHaut25–50kgGoodCement, dry mortar, construction
Paper + Film LaminateTrès élevéUp to 25kgExcellentMoisture-sensitive powders

Paper Layers & Basis Weight

2-ply at 90g/m² per layer, or 3-ply at 80g/m² per layer. Combination structures such as 2-paper-1-film, 3-paper-1-film and 4-paper-1-film are all available depending on the barrier level your product needs.

Full Material Range

Pure paper, paper-plus-film, PP woven, heavy-duty film and aluminum-lined structures are all produced in-house — giving you a single source for every material configuration without subcontracting.

Performance Highlights

💧

Moisture, Oil & Chemical Resistance

Waterproof, oil-resistant, chemical-resistant and low-temperature-stable materials protect contents in demanding storage and shipping conditions.

🔒

Leak-Proof Valve Design

Valve structure reduces powder leakage and improves seal reliability. One-way degassing valves release built-up gas while blocking oxygen and moisture.

Automatic Filling Compatible

All structures engineered for automatic filling lines. Dimensional consistency bag to bag keeps high-speed lines running without jams or misfeeds.

Need performance data for your quality team?We can share load testing and barrier performance references.

Ask About Test Reports
Personnalisation

Custom Valve Bag Solutions

Bring your own artwork and specification, or work with our team to develop a bag structure from scratch.

OEM & ODM Manufacturing

We produce against client-supplied drawings and specifications for trading agents, or develop a bag design from your requirements as an ODM partner for direct importers.

Logo, Color & Printing Design

Up to 6–8 color flexo/gravure printing with Pantone color matching. Our in-house design team can help refine layout, color separation and structural details before your artwork goes to print.

MOQ, Samples & Lead Time

Minimum order quantity is 4,000 pieces for standard single-color printing and 5,000 pieces for multi-color printing. Free samples are available for existing stock products; custom samples are made to order for a fee.

Trade Terms & Payment

Standard terms are 30% deposit with the order and the remaining 70% balance settled before shipment.

XIFA PP fabric color options for custom valve bags
PP Fabric Color Options

Need a Custom PP Fabric Color?Choose from our standard fabric colors or send your Pantone reference for custom color matching, sampling and production confirmation.

Factory & Quality

Factory Capability & Quality Assurance

Two production bases with certified processes and full traceability — from raw material to finished shipment.

70,000 m²
Two production bases combined
150+
Circular looms in operation
400M+
Bags produced per year
4–6 Days
Fastest rush-order lead time

Equipment & Production Scale

Two manufacturing sites running approximately 150 circular looms for consistent, scalable output. Direct factory production means no middleman markup, and our scale supports long-term, high-volume purchasing agreements.

BRC & ISO Certified Processes

Our facility operates under BRC certification meeting international packaging safety standards. Raw material sourcing and production are controlled under an ISO-based quality management system.

QR Code Traceability

Each bag can carry a unique QR code, giving full production traceability from raw material to finished shipment.

Multi-Step Quality Inspection

Bags are checked for dimensions, seal integrity, tensile strength and print quality before they leave the factory.

Factory overview / circular loom workshop

Planning a large or recurring order?Check current production slots with our sales team.

Check Production Availability
Export & Logistics

Global Export & Logistics

Whether you're placing a trial order or a recurring container-load program, our export process is built for predictable delivery.

Worldwide Export Experience

We regularly serve industrial packaging buyers across Asia, Europe, Africa and the Americas, working with both trading agents and direct end-users.

Sea, Air & Land Shipping

Shipments can be arranged by sea, air or land freight depending on your order size, destination and timeline.

Ready to request samples or a shipping quote?Let us know your destination port and target volume.

Request Samples or a Shipping Quote
FAQ

Frequently Asked Questions About Valve Bags

How do I choose the right valve bag for my product?

The right valve bag depends on your filling material, bag capacity, filling equipment and storage conditions. We offer PP valve bags, woven polypropylene valve bags and paper valve bags — refer to our Specifications section for a detailed material comparison, or contact our engineers for a recommendation.

What is the difference between a PP valve bag and a paper valve bag?

PP valve bags provide strong moisture resistance, tear strength and durability for heavy-duty applications. Paper valve bags offer better printability and are widely used for food-grade and fine powder packaging. Our engineers can recommend the best option based on your product and filling line.

Can your valve bags be used on automatic filling machines?

Yes. All valve bag structures are engineered for automatic filling lines. Dimensional consistency keeps high-speed lines running without jams or misfeeds — our engineers can advise once we know your line specs.

Why do coffee bags need a valve?

A one-way degassing valve releases CO2 from freshly roasted coffee without letting oxygen in, keeping the coffee fresh while preventing the bag from swelling during storage and transport.

XIFA valve bag manufacturing company and factory
Demander un devis

Ready to Source High-Quality Valve Bags from China?

Whether you need standard valve bags or fully customized packaging, share your product, filling equipment, annual volume and destination market with us. Our team will recommend the right solution and provide pricing, samples and lead-time information.

✓ OEM & ODM Manufacturing ✓ Free Samples for Evaluation ✓ BRC & ISO Certified Factory ✓ Global Export Experience
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