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非金属模具分为：塑料模具和无机非金属模具。而按照模具本身材料的不同，模具可分为：砂型模具，金属模具，真空模具，石蜡模具等等。其中，随着高分子塑料的快速发展，塑料模具与人们的生活密切相关。塑料模具一般可分为： 注射成型模具， 挤塑成型模具，气辅成型 模具等等。
Nonmetal mold is divided into plastic mold and inorganic nonmetal mold. According to the different materials of the mold itself, the mold can be divided into: sand mold, metal mold, vacuum mold, paraffin mold and so on. Among them, with the rapid development of polymer plastics, plastic mold is closely related to people's life. Plastic mold can be generally divided into: injection molding mold, extrusion molding mold, gas assisted molding mold and so on.