1. TR-150 Specific Properties
1. Trivalent chrome passivation process without hexavalent and oxidizer, got SGS international certification.
2. It is simple to operate and easy to control; TR-150 working fluid temperature is less than 45 ℃.
3. The passivation layer has good corrosion resistance (NSS); PH 2.0-2.5, NSS > 96 hours.
4. The color of passivation layer is reddish.
5. It has long effective period and good anti impurity performance.
2. TR-150 Process Flow
Plate zinc → Wash → Immerse Nitric Acid (0.5%) → Wash → Immerse TR-150→ Wash with cool water → Wash with hot deionized water → Dry
3. TR-150 Operating Condition
|Operating condition||Operating range||Optimum value|
|TR-150||80-150 ml/L||100 ml/L|