Send Message
Wuhan Fengfan International Trade Co.,Ltd. 86-27-85615818 info@fengfan.net
Black Pearl Coating Sn-Ni Alloy Plating Chemicals Salt A

Black Pearl Coating Sn-Ni Alloy Plating Chemicals Salt A

  • High Light

    Sn-Ni Alloy Plating Chemicals

    ,

    Salt A Alloy Plating Chemicals

    ,

    Salt A Black Pearl Coating

  • Type
    Sn-Ni Alloy Plating
  • Use
    Decorative Coating
  • Model
    Electroplating Additive
  • Place of Origin
    CHINA
  • Brand Name
    FENGFAN
  • Model Number
    Salt A

Black Pearl Coating Sn-Ni Alloy Plating Chemicals Salt A

Black Pearl coating ; Sn-Ni Alloy Nickel Plating Chemicals Salt A

 

1. Properties

1. An elegant and unique “Gun-color” deposit can be obtained on the bright Nickel layer. At present, it is popular on the international market, widely used on light industrial products, such as watches, lamps, leather decorations and so on.

 

2. The deposit has good hardness and resistance to abrasion.

 

3. The technique is stable, suitable for both rack and barrel plating.

 

2. Technical Formulation and Operating Condition

Potassium Pyrophosphate K4P2O7 200~250g/L
“Gun-color” Powder A 25~30g/L
“Gun-color” Agent B 35~40g/L
“Gun-color” Stabilizer 1~2g/L
Temp. 40~45℃
PH 8.5~9.5
Anode Graphite
Dk 0.1~2A/dm2
Cathode replacement Required

 

3. Bath Make-up

1. Dissolve potassium pyrophosphate in water of 1/2 total volume, heat it to 50℃.

2. Add powder A into above solution and agitate it to completely dissolve.( it will take long time because of slowly dissolution).

3. Add agent B and stabilizer, agitate evenly, then electrolysis for several hours, try plating.

 

 

4. Technical Formulation for Passivation

Chromic acid 50g/L

Temp. Room temp.

Time 20~30’s