Gold MC 218

The colour gold process MC 218 is a weak acidic electrolyte, from which bright colour constant deposits with a hardness of 220 - 230 HV can be deposited. This type of bath is mainly used in the custom jewellery and watchcase industry. Deposits of  MC 218 are about 23 carat. Because of the absence of nickel and cobalt layers, MC 218 cannot cause any kind of skin allergy. 

Process Conditions:
  Working temperature: 35+1°C
  pH-value: 4,0
  Current density: ca. 1,5 A/dm²
  Gold content: 2,5 g/l

 

Au MC 218