Only with the food item of food bags biological factors to determine the conditions of their protection requirements in order to correct selection of packaging materials, packaging process (b) to study and master the performance of packaging materials, packaging, scope and conditions of a wide range of packaging materials, the performance of all different thermoplastic resin food bags, so polymethyl methacrylate PUM food bags, packaging performance only by understanding the various packaging materials and containers, can only protect food flavor and quality Silicone SI food bag protection requirements according to package food choice , but also reflects the value of their goods, and reasonable cost of packaging materials composite packaging. For example, the high temperature should be used in high-temperature sterilization of food packaging materials, and cold storage of food should be used temperature-resistant packaging materials. Such a bag made of a composite material made of layers of different materials food bag food bags, also called composite bag. General requirements for food bags composite bag. Food bags composite bag with excellent barrier properties, excellent resistance to pasteurization, refrigeration-resistant features, is the first choice to achieve food bags. Bag can be used for jelly cool, acid (fresh) milk, drinks, jams and other liquid drinks food bags, or for milk powder, candy and other particles, powdered food bags. Polymethyl methacrylate PUM food bag food bags _ _ Leshan Red Plastic Factory (view) provided by Xiongxian red plastic factory. Red Xiongxian plastics plant (tztz89647.ynshangji.com) is a professional, "plastic film, food bags, garbage bags, craft bags, gift bags," the company. Since its inception, we adhere to the "good faith, sound management" approach, the courage of healthy competition in the market, so that the "red plastic" brand has a good reputation. We adhere to the "service first, customer first" principle, so that the red flag Plastic Factory has won the trust of customers all of the plastic material, and establish a good corporate image. Special Note: This information is for reference only pictures and information, please contact us to obtain the most accurate information, thank you!