HN-330 Cleaner for Aluminum Alloy Wheel
Commodity Name
HN-330 Cleaner for Aluminum Alloy Wheel
Composition and Working Conditions

 

Phosphoric acid(85%)             500mL/L

Nitric acid(68%)                       250mL/L

HN-330                                    250mL/L

pH                                           ﹤1

Temperature                           20~40℃

Time                                        30s~2 minutes

 

Application and Advantage

 

1. Its a good cleaner, offering an even fine grained surface for the subsequent plating process, obtaining 

good adhesion. 

2. Seldom release NOx gas, good for environment protection.

3. Especially suitable for using in aluminum alloy with high content of silicon(like A356)

4. When the content of copper is more than 1% in aluminum alloy, HN-330 is not recommended to use.