New developed GEOMET technology is similar with DACROMET technology,whereas it satisfies the requirement of environment protection with no hexavalent chromium.

• 新开发的吉奥米工艺与达克罗工艺非常相似,但因不含六价铬符合环保要求而在国外得到初步应用,今后可能彻底取代达克罗工艺。