CR-203W Darkish Hard Chrome Plating Additive

  1. Suitable for hard Chrome plating to a black bright surface

  2. Excellent dispersing & deposition power (Cathode efficiency at 26%)  Microcracks 400-1500pcs/cm2 (1-time higher VS traditional Cr(VI))Hardness 1050-1200HV (20-30% higher VS traditional Cr(VI))

  3. Stable bath without fluoride/halogen addition

  4. Chromic fog inhibitor addition to improve operating condition & chromic anhydride save

Specifications

CrO3	180-240g/L
DNA	1.8-3.4g/L
CR-203W	25-30mL/L
Cr3+	1-3g/L
Temperature	55-65oC
Current Density	40-90A/dm2
Anode Area	2-3:1

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