HG/T 4221-2011 in English

本标准规定了双组份室温硫化有机硅模具胶胶的产品类型、要求、试验方法、检验规则、标志、包装、运输和贮存。
本标准适用于加成型和缩合型模具用硅橡胶。该产品主要用作建筑装饰材料、工艺品、仿红木家俱、精密铸造、高频压花、文物复制、石膏板制作等行业的制模材料。成型后的模具可用于生产聚氨酯、不饱和聚酯、环氧树脂、石蜡、石膏、低熔点合金等材料的制品。

Scope

This standard specifies the product types, requirements, test methods, inspection rules, marking, packaging, transportation and storage of two-component room temperature vulcanized silicone mold rubber. This standard applies to silicone rubber for addition and condensation molds. This product is mainly used as a molding material in industries such as building decoration materials, handicrafts, imitation mahogany furniture, precision casting, high-frequency embossing, cultural relic reproduction, and gypsum board production. The formed mold can be used to produce products made of polyurethane, unsaturated polyester, epoxy resin, paraffin, gypsum, low melting point alloy and other materials.