Multi-color Kraft Paper Bags
Multi-color kraft paper bags with a basis weight of 70–120gsm and 2–4 plies, providing durable and eco-friendly packaging solutions.
Product Overview
The colored multi-layer kraft paper valve bag is a high-strength packaging product specifically designed for industrial powders. It offers excellent moisture resistance and leak-proof capabilities, making it ideal for protecting sensitive materials.
Manufactured using a multi-layer composite process with imported pure wood pulp kraft paper, this bag ensures durability and reliability. The inner layer can be combined with a PE coating to enhance its moisture barrier properties.
Additionally, the bag supports full-color printing, spot color printing, and custom logo designs, providing a premium appearance that meets various branding requirements.
Key Features
- Multi-layer Structure: Two to four layers of premium kraft paper provide exceptional tensile strength and resistance to drops and compression
- Moisture Protection: PE film coating seals the bag against moisture and dust penetration, ideal for humid environments
- Premium Printing: Full-color printing, spot colors, gradient patterns, and high-definition logos enhance brand recognition
- Automated Filling: Standard top corner valve design works seamlessly with automatic filling machines
- Stable Stacking: Maintains shape after filling, optimizing container loading space and reducing logistics costs
- Eco-friendly Material: Pure wood pulp kraft paper is environmentally friendly and meets international customs standards
- Bulk Order Support: Capable of handling large-scale shipments including 40-foot containers
Technical Specifications
| Parameter |
Specifications |
| Material |
Multi-layer pure wood pulp kraft paper with PE lamination |
| Paper Weight |
Customizable single layers of 70gsm or 80gsm |
| Lamination Thickness |
12 microns (food-grade or industrial-grade PE films) |
| Structure |
2, 3, or 4 layers of paper |
| Load Capacity |
25kg or 50kg (customizable) |
| Dimensions |
Custom sizes available (height, width, gusset) |
| Bag Openings |
Top corner valve bags or open-mouth bags |
| Printing Options |
Flexible color printing, spot color printing, custom logos, double-sided printing |
Applications
Chemical Powder Industry: Carbon black, silica, titanium dioxide, talcum powder, calcium carbonate, pigments, dyes, and additive powders
Building Materials Industry: Cement, putty powder, gypsum powder, mortar, waterproof materials, and insulation powders
Fine Industrial Powders: Silicon powder, mineral powders, metal powders, and refractory material powders
Export Packaging: High-end packaging for Turkey, Ukraine, Middle East, Southeast Asia, and European markets
Customization Options
- Size Customization: Any height, width, and gusset dimensions tailored to your equipment
- Layer Customization: 2-layer, 3-layer, or 4-layer kraft paper options
- Printing Customization: Full-color printing, single-color printing, customer logos, company information, barcodes
- Process Customization: Lamination reinforcement, increased stiffness, explosion-proof edges, reinforced bottoms
- Bag Type Customization: Valve bags, open-mouth bags, sealed-bottom bags, custom-shaped bags