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Color-changing powder injection molding procedure

变色粉注塑程序

变色粉注塑程序

感温变色粉与塑胶料注塑(成型)程序

  1. 先将需注塑的塑胶料用适量扩散油湿润其表面;
  2. 按0.5%-1%的比例,将变色粉加到塑胶料中,搅拌均匀;
  3. 再加入0.5%-0.8%的扩散粉或扩散油到混合料中,混合均匀。混合过程中不能用密炼机、捏合机、高速分散机等设备;
  4. 注塑前烘干混合物;
  5. 搅拌均匀,注塑温度控制在200度以内,并尽量缩短注塑时间;
  6. 塑胶料中不含任何白色颜料或碳酸钙,以免影响效果。

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