R·G-9000 Trivalent Black Chrome Plating Process With Stable Bath Performance

Price Negotiable
Price: Negotiable
MOQ: 25-30kg
Delivery Time: 5-8 work day
Product Description
R·G-9000 Trivalent Black Chromium Plating Process
Performance & Features

R·G-9000 trivalent black chromium plating is a new eco-friendly product developed by our company based on introduced US technology. The coating contains no hexavalent chromium and complies with EU RoHS directives, featuring stable bath performance and high cost-effectiveness.

  1. Hexavalent chromium-free eco-friendly product with simple wastewater treatment.
  2. Uniform, attractive finish with excellent covering power and throwing power.
  3. No adverse effects caused by power cut during plating, fast deposition rate.
  4. Imported dedicated graphite anodes improve coating quality and bath stability.
Operating Formulation & Parameters
Item Working Concentration & Range
R·G-9000 Composite Salt 290–330 g/L
R·G-9000 Chromium Salt 150–200 g/L
Trivalent Chromium Ion Content 24–28 g/L
R·G-9000 Stabilizer 65–75 mL/L
R·G-9000 Mist Inhibitor 5–10 mL/L
R·G-9000 Carrier Agent 18–23 mL/L
R·G-9000 Blackening Agent 60–80 mL/L
pH Value 2.8–3.5
Operating Temperature 35–45 ℃
Bath Specific Gravity 26–30 Bé
Cathode Current Density 20–30 ASD (A/dm²)
Anode Current Density 3.5–5.5 ASD (A/dm²)
Anode Material Special TCP anodes dedicated to R·G-9000 trivalent chromium process
Filtration Continuous filtration
Agitation Moderate mechanical or air agitation
Heating Equipment Pure titanium heating tubes

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Wuhan Aobong Surface Technique Co., Ltd.
Location No.296 Changqing Road Jianghan District, Hubei Province, Wuhan City, China
Contact Person Amy

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