SN-20 Acid Bright Tin Plating Brightener
1. Suitable for barrel/rack plating
2. Bright white gloss to perfect deposit
3. Excellent solderability & anti-corrosion ability
4. Low stress & anti-pits
Specifications
SnSO4 20-35g/L
H2SO4 90-100ml/L
SN-20A Formula 30ml/L
SN-20B Brightener 1-2ml/L
Temperature 5-200℃
Current Density 1.0-4. 0A/dm2