Tag: degreasing bath testing

Degreasing bath control parameters S. No. Details Parameters   Bath concentration for immersion 5%   Bath temperature 30 deg. C min. 60 deg. C max.   Immersion time 5 minutes to 10 minutes   Free alkali, points 20 to 35   Total alkali / Free alkali ratio < 3.0 Testing and Control: Warning: Do not…