LH-5202 hard chromium

2022-09-09 451

1、 Operating conditions

Chromic anhydride: 200-280g / L

Sulfuric acid: 1.8-3.5g/l

Trivalent chromium: 2-5g / L

LH-5202:16-24ml//l

Temperature: 55-63 ℃

Current density: 30-90asd


2、 Product characteristics

The cathode current efficiency can reach 22-27%, the deposition speed is fast, and it can reach 60 μ M / h at 60asd.

It does not contain fluoride and other halogens, and does not corrode the substrate and anode.

The hardness of the coating can reach 800-1100hv, and the micro cracks can reach 400 pieces / cm.

Suitable for mold, optical axis, auto parts, printing roll and other industries.