About Us

Zonpak New Materials Co., Ltd.  is a leading manufacturer of low melting point packaging products for rubber, plastic and chemicals industries. Located in Weifang, China, Zonpak serves customers worldwide.

As a pioneer in R&D of low melting plastic bags, Zonpak now has three series of products with final melting point of and above 70 degree Celsius: Low Melt EVA  Bags, Low Melt EVA Film and Low Melt Valve Bags. Stable melting point, easy to open, high tensile strength are general advantages of our products. Low melt EVA batch inclusion bags are used to pack the compounding ingredients in rubber or plastic mixing process. The bags together with the contained materials can be

direct put into an internal mixer, so it can provide cleaner working environment, accurate adding of additives and chemicals, save materials and help reach consistent production process. Rubber chemical and additive manufacturers can use low melt EVA packaging film or low melt valve bags to pack their materials into different weight sizes. The EVA packaging film is suitable to make 100g-5000g small packages with an automatic form-fill-seal machine, while the low melt valve bags are suitable for making 5kg-25kg big packages. These packages of materials can be shipped to customers and direct put into a mixer. With no need opening the packages in the whole process, it can help protect environment, save materials and time, increase the core competition power of the chemical and additives manufacturers.

We believe in building our brand with continous innovation and stable quality. Different materials and products have been developed for customers’ special application requirements. Advanced technology, unique equipment and standard process ensure stable quality and prompt delivery of custom orders. Our quality control system is ISO9001:2015 certified, and products have passed tests of German PAHs, EU RoHS and SVHC.




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