Bright tin additive price, bright tin additive manufacturers, bright tin additive process

Bright tin additive price, bright tin additive manufacturers, bright tin bright tin 1368666186 additive process additive Reference Process 1. brightener additive process: plating conventional plating pretreatment → sulfuric acid activation (10% sulfuric acid) Pure water washing → acid tin → pure water washing → pure water washing → pure water washing → neutralization treatment (1% -3% trisodium phosphate (content 99%) 60 ℃ -90 ℃ 5-15 seconds) of pure water washing → pure water washing → tin sealer wash (6- 10% .50 ℃ -60 ℃) → pure water washing → pure water flowing pure water → drying (120 ℃ -130 ℃ 25 min) → → test storage blowing cold bright tin additives Details: http: //www.dghaolun .com / Hollen main products: plating additives, nickel plating, acid copper plating, electroplating brighteners, alkaline copper plating, and chromium additives, black chrome additives, electrolysis protection powder, degreasing powder, except oil, plating sealer, aluminum dip zinc. Hollen surface treatment material Official website: http: //www.diandu168.com Usually bright tin additive customers, please call Miss Zhang Huiqun: 13686661868, mode of transport: delivery, courier or Logistics. If necessary Agent plating additive, electroplating brighteners customers, please visit: http: //www.gdhaolun.net