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This product is a white powdery solid, capable to make an even, refine sandy-like surface on the aluminum profile and characterized by its fast speed and minimum aluminum consumption.

1. Bath Composition (For make-up):

JH-C1
Ammonium hydrogen fluoride
Water

15-25g/L
15-55g/L
balance

2. Processing Parameters:

F-
Temperature
Time
 

25-35g/L
30-50℃
3-6min

3. Bath Maintenance:

(1) Analyze bath liquid each shift and make compensation of ammonium hydrogen fluoride and JH-C1 by the ratio of 8:1-2.
(2) During the production process, precipitate of aluminum fluoride may occur,bath liquid should be filtered regularly.