Foshan Renchang Chemical Co., Ltd., Guangdong Province

Features:
The PRD aluminum alloy chromium-free coating agent is suitable for passivation of aluminum and aluminum alloys.
It can form a colorless corrosion-resistant passivation layer on the aluminum surface, which can provide good bonding force for subsequent coating layers.
It is a green and environmentally friendly product.
The operation is simple and easy to control.
Solution composition and operating conditions:
<= dd raw materials and operating conditions
Standard cylinder volume
Range
Pearl River Delta aluminum alloy does not contain chromium coating agent
Temperature
℃
~℃
Time
-

Prepare the solution:
For each liter of bath liquid, first fill half of the bath into the bath of pure water, turn on the pump and stir. Then add about -kg of chromium-free passivator and add water to liters.
.
Equipment requirements
Project requirements
Tank body made of stainless steel or lined with hard materials
Hangers made of stainless steel or fluorine-resistant materials
Air mixing is required Moderate and uniform air agitation
Circulation, lined or type stainless steel circulation pump
The addition system requires a feeding pump made of, or resistant to strong alkali