Acid Tin Plating Process

STANNOTEK BRIGHTENER A 40 / CARRIER A 50

Application

Is used both as a makeup and for replenishment in Acid tin Plating Process which gives excellent Bright, White, Ductile Tin deposits for both vat and barrel.It resists tarnishing, has a good corrosion resistance and has a good solderability therefore can be widely used for food preservation container, jewellery, electronic components etc.

Operating Conditions
  • Stannous Sulphate 25 - 30 gm/lt
  • Sulphuric Acid (Pure) 90 - 100 ml/lt
  • Stannotek Carrier A 50 20 - 40 ml/lt
  • Stannotek Brightener A 40 2.0 - 6.0 ml/lt
  • Temp. Room
  • Cathode Current 0.5 - 3.5 A/dm2

 

SEDIPUR 744

Application

Is a coagulating agent and purifier to remove precipitates during acid tin plating.