The coated valve paper bag is a high-performance packaging bag made of high-strength kraft paper as the substrate, with the inner or outer layer covered with polyethylene (PE) or polypropylene (PP) plastic film. Combined with a unique valve port design, it is specially designed for mechanized and efficient filling of powdered and granular materials. It has strong sealing, moisture resistance, and durability, and is widely used in fields such as building materials, chemicals, food, agriculture, etc. It is an ideal choice for industrial packaging.
Product parameters
| Size: | Customized according to user needs |
| Material: | multi-layer kraft paper, paper plastic composite material, polyethylene, etc |
| Valve port types: | internal valve port, external valve port, flat port |
Product features and applications
Features: Multi layer composite structure, excellent performance, moisture-proof and leak proof, environmentally friendly and durable, film coated surface suitable for high-definition printing, customizable enterprise logo, product information or warning signs, enhancing brand image
Application: Suitable for the building materials industry: cement, gypsum powder, putty powder, dry mixed mortar, tile adhesive, etc. Food industry: starch, flour, seasonings, food additives, etc. Chemical industry: pigments, dyes, resin powders, mineral powders, fertilizers, feed additives, etc.
Address
No. 8 Yongjin Road, Cangnan County, Wenzhou City, Zhejiang Province, China
Tel
