| Moistureresistance | Yes, With PE Lining |
| Payment Terms | L/C,T/T |
| Environmental Friendly | 100% Recyclable And Biodegradable |
| Supply Ability | 20000000PC/year |
| Finishing | Customers' Requests |
| Logo | Accept Customization |
| Place Of Origin | Henan China |
| Packaging Details | Pallet |
| Shelf Life | Long Shelf Life With Proper Storage |
| Productname | Paper Valve Sacks |
| Recyclability | 100% Recyclable |
| Delivery Time | 30days |
| Valve Position | Corner Valve |
| Place of Origin | Henan Huayuan |
| Model Number | 250000145 |
| Certification | GB/T19001-2016/IS09001:2015 |
| Brand Name | HUAYUAN |
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Product Specification
| Moistureresistance | Yes, With PE Lining | Payment Terms | L/C,T/T |
| Environmental Friendly | 100% Recyclable And Biodegradable | Supply Ability | 20000000PC/year |
| Finishing | Customers' Requests | Logo | Accept Customization |
| Place Of Origin | Henan China | Packaging Details | Pallet |
| Shelf Life | Long Shelf Life With Proper Storage | Productname | Paper Valve Sacks |
| Recyclability | 100% Recyclable | Delivery Time | 30days |
| Valve Position | Corner Valve | Place of Origin | Henan Huayuan |
| Model Number | 250000145 | Certification | GB/T19001-2016/IS09001:2015 |
| Brand Name | HUAYUAN | ||
| High Light | Moisture Resistant Coating Paper Valve Sacks ,Corner Valve Kraft Paper Valve Bags ,100% Recyclable Industrial Valve Bags | ||
Kraft paper valve bags are premium packaging solutions engineered for industrial powder applications. Constructed from multiple layers of pure wood pulp kraft paper laminated together, these bags feature a square bottom valve structure compatible with fully automatic filling equipment.
Designed for packaging dry ultra-fine materials including carbon black, silica, rubber additives, chemical powders, and construction materials, these bags maintain structural integrity for neat stacking while offering exceptional impact and compression resistance.
Advanced three-layer staggered perforation technology prevents powder leakage through paper seams, eliminating issues with carbon black darkening and white carbon black whitening.
Multi-layer lamination using high-toughness virgin kraft paper ensures excellent tensile strength, tear resistance, and pressure durability for reliable transport and stacking.
Precision micro-perforations enable rapid air evacuation during filling, preventing bag bulging and enabling neat, attractive stacking on automated high-speed lines.
High-strength PE inner film provides superior sealing to isolate air and moisture, preventing absorption, dampness, and caking for long-term storage stability.
Self-locking valve structure automatically seals upon filling completion, preventing fine powder dust escape and maintaining clean production environments.
Odorless, pollution-free, recyclable, and biodegradable materials meet domestic and international environmental standards for export markets.
Manufactured from high-quality, fully wood pulp stretch-thickened kraft paper with smooth surfaces free from oil stains, holes, and brittleness. Available in double-layer, triple-layer, or quadruple-layer structures with optional PE inner film laminate.
Integrated square glued bottom with reinforced weight distribution. Neat, appropriately tight valve mouth compatible with both fully automatic and semi-automatic filling machines. Size deviations strictly controlled within ±5mm.
| Tensile Strength | Multi-layer composite provides uniform strength for full-load stacking and transportation |
| Air Permeability | Offset micro-perforations enable quick air release, preventing deformation |
| Sealing Performance | Self-sealing valve prevents leakage of ultra-fine powders and dust emissions |
| Moisture Resistance | Inner film effectively blocks moisture, preventing powder clumping |
| Impact Resistance | Resistant to drops and compression, minimizing damage during logistics |
| Anti-Static Performance | Optional anti-static treatment for carbon black powder applications |
Available in conventional load capacities: 10kg, 15kg, 20kg, 25kg, 40kg, and 50kg. The 25kg specification is mainstream for industrial powders. Custom sizes supported for non-standard dimensions.
Carbon Black Industry Specialized packaging for rubber, pigment, conductive, and pyrolysis regenerated carbon black with anti-static and anti-penetration technologies.
Silica Industry Optimized for precipitated and fumed silica materials with staggered perforations preventing leakage and moisture-induced clumping.
Rubber & Chemical Powders Suitable for rubber additives, zinc oxide, kaolin, filler powders, resin powders, and pigment powders.
Building Materials Robust packaging for putty powder, dry mortar, tile adhesive, gypsum powder, and cement powder with strong load-bearing capacity.
Food & Feed Grade Food-safe packaging for starches, food additives, and feed carrier powders in compliance with relevant standards.
Automated Production Designed for high-speed filling lines without bag jamming or bulging, enhancing production efficiency.
Export Packaging Engineered to withstand maritime humidity, compression, and handling stresses for international markets including Southeast Asia, Middle East, and Philippines.
Company Details
Business Type:
Manufacturer
Year Established:
2007-09-18
Total Annual:
20000000-20000000
Employee Number:
50~100
Ecer Certification:
Verified Supplier
Xinxing Huayuan Paper-Plastic Bag Co., Ltd. Company Profile Company Overview : Established on September 18, 2007, Xinxing Huayuan Paper-Plastic Bag Co., Ltd. specializes in the paper packaging industry, providing high-quality paper-plastic packaging solutions for customers. Located in the Xinduo Ec... Xinxing Huayuan Paper-Plastic Bag Co., Ltd. Company Profile Company Overview : Established on September 18, 2007, Xinxing Huayuan Paper-Plastic Bag Co., Ltd. specializes in the paper packaging industry, providing high-quality paper-plastic packaging solutions for customers. Located in the Xinduo Ec...
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