High Moisture Resistance Eco-friendly and Biodegradable Kraft Paper Valve Bags with Customizable Printing for Enhanced Packaging Efficiency
Product Details
| Bottom Shape: | Square Bottom | Top: | With Valve Or Top Open |
|---|---|---|---|
| Bagtype: | Valve Bag | Moistureresistance: | High |
| Logo: | Accept Custom Order | Sample: | Provide |
| Bottom: | As Per Your Requirement | Lamination: | Yes |
Product Description
- Eco-friendly & Biodegradable: Made from 100% natural kraft paper - non-toxic, odorless, and free of harmful residues. Meets national and international environmental standards, naturally degrading without soil or environmental pollution.
- Efficient Valve Design: Professional valve mouth structure (internal or external options) compatible with automated filling equipment. No manual holding required, with automatic closure after filling to prevent leakage during transportation.
- Durable Construction: Made from wood pulp extended kraft paper with special processing for excellent tear strength and bursting strength. Withstands significant pulling and pressure, bearing 25-50kg loads with strong stacking stability.
- Customizable Solutions: Available with leak-proof and moisture-resistant treatments for special conditions. Various sizes and bag types customized to meet different material and equipment requirements.
- Optimal Storage: Sturdy, well-formed bag body allows neat stacking up to 3-5 layers, reducing storage space requirements and logistics costs.
| Parameter | Specification |
|---|---|
| Base Material | 100% wood pulp extending kraft paper, 120-250 g/m² (adjustable per load requirements) |
| Additional Materials | Food-grade PE coating for moisture/leak resistance; High-strength kraft/composite paper valves |
| Adhesives | Environmentally friendly water-based glues, odorless, no heavy metal residues |
| Manufacturing Process | Fully automated valve bag machines; Smooth surfaces without burrs/wrinkles; Uniform stitching |
| Printing | 1-6 color flexographic printing with eco-friendly water-based inks; Position tolerance within 1mm |
| Quality Standards | Intact surfaces without damage/holes/stains; Clear printing; Dimensional deviations within ±5mm |
| Sealing Performance | No leakage or seepage after 24-hour inversion test at rated weight |
| Storage Conditions | 15°C-30°C temperature; ≤60% humidity; Max stacking height 1.2 meters; 2-year shelf life unopened |
- Specification Customization: 10L to 50L capacities (10-50kg); Adjustable length, width, height, valve size; Square/round bottom, inner/outer valve types
- Material & Process Customization: Kraft paper substrates with different weights/colors; Moisture/leak-proof treatments (PE coating, lamination); Food-grade materials with inspection reports
- Printing Customization: 1-6 color printing for logos, product info, specifications, usage instructions, warnings, multi-language labels
- Accessory Customization: Handles, hanging ropes, sealing strips, and other accessories
- Requirement Communication: Customer provides specifications, materials, processes, printing, quantity - we offer professional advice
- Sample Production: Quick sample production based on confirmed plan with free modifications until satisfaction
- Contract Signing: Formal agreement covering responsibilities, delivery time, payment terms
- Mass Production: Automated production with strict quality control to meet customization standards
- Quality Inspection & Delivery: Rigorous inspection, defective removal, packaging/shipping per requirements with tracking
- After-Sales Service: Prompt verification and resolution for quality issues including returns, exchanges, or replenishment
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