Hengyi Automation Equipment Co.,Ltd is a professional agent a & b, chrome agent manufacturer, factory, plant and supplier, we are always ... spray gun , the material ratio of 1: 1 or Liquid B is more than Liquid A.Spray chrome plating chemicals packingsample ... without any harmful heavy metals6.finished layer passed EU standards, scotch Tape, salt spray tests and acid/alkali-resistant. 7.We ...