Custom Sizes Multiwall Kraft Paper Bags with Dust-Free Filling and Moisture-Proof for Industrial Packaging
Product Details
| Packing Weight: | 20KG, 25KG | Size Options: | Various Sizes Available |
|---|---|---|---|
| Layers: | Multi-layer | Pe Film Liner: | Optional |
| Size: | Accept Custom Order | Packing: | Flat Packed On Pallets |
| Pattern: | Blank Or Printed | ||
| Highlight |
Multiwall Kraft paper bags durable packaging,Custom Kraft paper bags natural brown,Bleached white Kraft paper bags |
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Product Description
Specialized valve design compatible with automatic impeller-type and gravity-type filling machines ensures rapid air exhaust without powder dust spillage.
Multi-layer kraft paper composite structure with reinforced inner film provides excellent tensile, puncture, and drop resistance.
Built-in waterproof and barrier inner membrane blocks air and moisture penetration, preventing material deterioration.
Glued flat-bottom technique maintains square, upright shape for stable stacking and optimal warehouse space utilization.
Strong adaptability to automated filling processes eliminates manual stitching and sealing, saving labor costs.
Made from biodegradable and recyclable high-strength kraft paper materials without harmful additives.
| Parameter | Specification |
|---|---|
| Material Requirements | Industry-standard raw materials matched to application scenarios and operational conditions |
| Valve Port Technology | Advanced molding techniques for precise flow control, enhanced sealing, and compatibility |
| Physical Properties | Adequate strength, toughness, and environmental resistance against moisture, compression, tearing, and impact |
| Printing Requirements | High-definition printing for crisp, vivid patterns, text, and colors |
| Dimensional Accuracy | Strict control with minimal tolerance for perfect compatibility with filling equipment |
- Metallurgical Alloy Industry: Vanadium nitrogen alloy, ferromolybdenum, calcium silicon alloy, ferrosilicon, silicomanganese alloy, inoculants, deoxidizers, and rare earth alloys
- Refractory Materials Industry: Refractory castables, high-alumina powder, refractory mud, fireproof powders, insulating mortar, and fine refractory aggregates
- Chemical and Building Materials Industry: Dry mortar, putty powder, calcium carbonate, talcum powder, chemical additives, powder additives, and pigment powders
- Agricultural, Food, and Feed Industries: Fertilizers, feed powders, and food raw material powders with food-grade materials
- Size Customization: Non-standard sizes from 20kg to 50kg tailored to fit various filling equipment
- Layer Customization: 2-ply, 3-ply, or 4-ply kraft paper to adjust strength and flexibility
- Inner Film Customization: Standard PE waterproof film or thicker inner lining for enhanced protection
- Printing Customization: Corporate logos, company names, contact information, product specifications, and multi-color patterns
- Process Customization: Anti-slip treatment, laminated waterproof coating, reinforced valve openings, thickened bag bottoms, and abrasion resistance
- Packaging Customization: Adjustments in total package quantity, bundling methods, pallet packaging, and custom outer cartons
Product Highlights
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