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620 Industrial Pyrophosphate Copper Plating Additives High Coating Gloss

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Wuhan Aobong Surface Technique Co., Ltd.

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Payment Terms : T/T

Type : Pyrophosphate Copper Process

Place of Origin : China

MOQ : 25-30kg

Operating Temperature : 55-60 ℃

Packaging Details : 25kg/drum

Delivery Time : 5-8 work day

Features : Cyanide-Free, Low Toxicity

Cathode Current Density : 1-6 A/dm²

Product Code : 620

pH Value : 8.5-8.9

Model Number : 620

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620 Pyrophosphate Copper Plating Process

Performance & Features

Cyanide-free, low toxicity; weakly alkaline bath with no corrosion to steel substrates.
High coating gloss, delivering perfect mirror-bright finish on workpieces.
Excellent leveling and ductility of deposits.
Current efficiency close to 100% with outstanding adhesion.

Operating Parameters

Item	Concentration & Range
Copper Pyrophosphate	75–95 g/L
Potassium Pyrophosphate	280–350 g/L
Ammonia Water	1–3 mL/L
620 Brightener	0.4–1 mL/L
pH Value	8.5–8.9
P Ratio (Total Pyrophosphate / Copper Metal)	6.6–7.3
Operating Temperature	55–60 ℃
Anode Current Density	1–3.5 A/dm²
Cathode Current Density	1–6 A/dm²
Agitation Mode	Air agitation
Anode Material	Electrolytic Copper Plate
Anode Bag	Not required

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Pyrophosphate Copper Plating Additives

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