FF-807 Bright Acid Tin Plating Process (manual production line)
FF-807 bright tin plating additive can produce a mirror-bright coating. The anti-tarnish coating has excellent corrosion resistance and weldability, and is suitable for rack plating and barrel plating. The acid tin bath is highly stable and easy to maintain.
Features:
• Wide operating range.
• The plating solution is highly stable.
• Even after storage, it still maintains good ductility and weldability.
• Low consumption of additives.
Bath composition:
Range | Optimal | |
Stannous sulfate | 24-35g/L | 30g/L |
Sulfuric acid | 90-110ml/L | 100ml/L |
FF-807A carrier | 20-40 ml/L | 30 ml/L |
FF-807B brightener | 2-6 ml/L | 3 ml/L |
Operation condition:
Rack plating | Barrel plating | |
Temp | 20-30℃ | 25℃ |
CCD | 0.5-3.5A/dm2 | 0.5-1.0 A/dm2 |
ACD | 1.0-2.0 A/dm2 | 1.0 A/dm2 |
Fiteration | Recommended | |
Agitation | Cathode movement | |
Anode | 99.99% pure tin |