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Valve Bag

Customizable Woven Valve Bags for Industrial Bulk Excellence

Crafted to meet the standards of global industrial brands. Reliable quality recognized by export markets.

Features

  • Leak-proof valve: fast, dust-free filling & tight seal
  • Ultra-strong PP weave: heavy-duty load capacity & durability
  • HD custom printing: premium branding & professional presentation
  • Global export standard compliant: reliable for international shipping

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Overview

High-strength PP valve bags (made via extrusion-weaving-valve integration) offer strong sealing, reliable load-bearing, and auto-operation compatibility. For 10kg-50kg bulk materials (cement, fertilizer, pellets, feed), they’re dust-proof, moisture-resistant, stackable—used in building materials/chemical/feed industries & bulk logistics.

Product Features

High-Seal Valve: One-way seal valve auto-closes post-filling (no leakage/dust); inner film option boosts moisture resistance.

Automation-Friendly: Standard valve fits auto-filling equipment → fast, precise filling (no manual adjustment, higher line efficiency).

Durable Marking: Weather-resistant ink (fadeproof outdoors); custom specs/warnings/logos (brand promotion + traceability).

Reinforced Structure: Thick PP fabric + reinforced valve/bottom stitching; even stress + easy handling (prevents breakage in transport/stacking).

Product Advantages

Operational Efficiency: 40% faster filling than open-mouth bags → cuts labor costs, boosts enterprise throughput.

Material Adaptability: Acid/alkali/oil/chemical-resistant; fits granular/powdery/small-pellet industrial materials.

Customization: Supports size/thickness/valve type (inner/outer)/lining/printing; blank bags available for urgent needs.

Space & Eco: Uniform shape saves 30% storage space; reusable/recyclable (green production-compliant).

Quality Assurance

Complies with industrial packaging standards; batch-inspected for:

Tensile/tear resistance: Tensile ratio >1:1.2; 90g threads ≥950N strength, tight weave.

Load capacity: 10kg/25kg/50kg bags bear 30kg/80kg/160kg (no deformation).

Drop/seal test: 1.8m drop (no damage/leakage); 50-stack seal (no valve loosening, transport-safe).

Details: High-strength stitching (≥10 stitches/10cm), reinforced ports/bottom (hygiene-safe).

After-sales: Free return/exchange for quality issues (valve leakage, bag breakage) with certificates.

Product Specifications

Material CapacityBag Size (Length × Width, cm)Valve Port TypeColor
10kg45×70Internal/ExternalCustom Color
25kg55×90Internal/External (Reinforced)Custom Color
50kg65×110Internal/External (Heavy-Duty)Custom Color

Product Applications

For cement & building materials, chemical powders/granules, feed & grain, plastic pellets/raw materials, bulk logistics; also fits fertilizers, pesticides & other agricultural inputs.

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