Foshan Dechenghezhong Chemistry co.,LTD
No,12 Yuyang 2nd Road, Huchong Industrial District, Nanzhuang Town,Chancheng District, Foshan City,
Guangdong, China
Tel:0086-757-82012410 Fax:0086-757-82012430
Website:www.dchz.cn E-mail:fsdchz@outlook.com
DCHZ-302 Aluminum High-light Chemical Polishing
It is used for aluminum chemical polishing process, give excellent bright polished surface, produce
mirror finish and reduce nitrite gas formation.
Operating Parameters
|
DCHZ-302
|
5g/L
|
|
Phosphate Acid
|
65-70% (by volume)
|
|
Sulfuric Acid
|
25-30%(by volume)
|
|
Nitrate Acid
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5-6% (by volume)
|
|
Al3+
|
2g/L
|
|
Temperature
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95 to 115℃
|
|
Time
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0.5 -3min
|
|
DCHZ-302 consumption
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0.5-0.8kg/ T
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|
Addition
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Add in the three acids generally in this proportion:
Phosphate Acid:Sulfuric Acid:Nitrate Acid=7:2.5:1
|
Equipment
Tanks may be constructed of 316 stainless steel with a thickness of 5 mm.
Caution
Avoid prolonged contact with skin. Do not get in eyes. In case of contact with skin or eyes, flush
freely with water for at least 15 minutes. For eyes, get medical attention. Avoid breathing dusts or
mists. When handling and working with solutions, wear glasses, goggles or face shield.
