After the bubble expanded polystyrene foam EVA material, the material out of direct heat, and this method is used up to the plate and film production. After the two-step steam molding EVA foam, the foaming agent during the polymerization or by polymerization of polystyrene particles, which particles are then steam heated to above its glass transition temperature EVA foam monopoly, so that they EVA foam expansion of about 40-80 times the procurement, in order to generate a honeycomb molded together. Foam insulation boxes for all the needs of low-temperature refrigerated transport food products, beverages, clean vegetables, seafood, dairy products, butter, chocolate, biologics, vaccines, chemicals and other foam board insulation box can be made of polystyrene foam is a Centre new approaches packaging materials, insulation materials. It has a light weight, impact resistance, easy molding, beautiful shape, bright color, high efficiency and low price, widely used and so on. EVA foam manufacturers, Zhucheng Yong Hua Plastic Foam, EVA foam provided by Zhucheng Qu Hua Yong Plastic Foam Factory. Zhucheng Yong Hua Plastic Foam Factory (www.zchyps.com) (www.zchuayong.com) Shandong Weifang, a leader in industrial products, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, the maximum meet customer needs. Plastic Foam in Zhucheng Hua Yong leadership with the staff warmly welcome all inquiries negotiations to create the cities of Hua Yong foam plastic a better future.