Gold Member Since 2014
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Sur-Precision Metal Technology Co., Ltd.

Electroplating Additives, Plating Additve, Chemicals manufacturer / supplier in China, offering Hard Chromium Plating Additve, Wax Filth Remover-Plating Pre-Treatment Chemicals, Water Based PU Adhesive and so on.

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Hard Chromium Plating Additve

FOB Price: US $4-8 / kg
Min. Order: 500 kg
Min. Order FOB Price
500 kg US $4-8/ kg
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Production Capacity: 300 Tons/Month
Transport Package: Plastic Drum
Payment Terms: T/T

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Basic Info
  • Model NO.: HN-25
  • Classification: Chemical Additives
  • Color: Yellow
  • Specification: N. W. 5kg or 25kg Per drum
  • Efficacy: Electroplating
  • Appearance: Liquid
  • Trademark: I. M. T.
  • Origin: Guangdong, China
Product Description

1.Commodity Name:


Hard Chromium Plating Additve

2.Bath Composition and Working Conditions:

 Chromium trioxide           180~275g/L
Purity sulfuric acid            2.0~4.0g/L
High chromium catalyst HN -25  10~25ml/L
Temperature                  50~60 degree
Current density of cathode       30~75 A/dm2
Current density of anode         15~35 A/dm2
Supplement of additive:
It needs to add 30~40ml of hard chromium catalyst HN -25 while adding 1 kg of chromium trioxide. 

3.Application and Advantage:

1. Current efficiency of cathode is high, can reach 22~26%.
2. Even, fine and bright deposit.
3. High micro hardness of deposit, good corrosion resistance.
4. No fluoride, it won't corrode the LCD area of component.

Hard Chromium Plating Additve

Company Information:
Hard Chromium Plating Additve


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