--Yunyun Environmental Protection Materials Technology (Guangdong) Co., Ltd.

product descriptions

name said

oxidation Auxiliary Agent

model/specification

212

characteristics

The surface conditioner 212 can prevent uneven coloring, make the dyeing effect better, increase the dyeing ability, and the appearance is light white or yellow acidic powder.

conditions of use


	standards	scope
Table adjustment 212	50 g/l	40-75 g/l
temperatures	55℃	45-60℃
of time	3 minutes	1-5 minutes
pH (℃)	2.0	1.3-2.5
the heating	Heating with Teflon heater or steam coil (SUS316)
cylinder material	Stainless steel (SUS304) or acid-proof plastic cylinder
stir	Air or mechanical agitation
filtered	not need

Process flow:

Degreasing (AL-CLEAN DA5, DAC-8)→ Sanding (AL-EN)→ Stain Removal (AL-D40)→ Chemical Grinding (AL-CP2, PP-541N)→ Stain Removal (AL-D40)→ Anodizing (Sulfuric Acid)→ Pretreatment for Coloring (Topdressing 212)→ Coloring (Peramet Dye)→ Blocking (PLS or PHS-5000)→ Drying

pH adjustment:

Sodium hydroxide solution can be used to increase the pH value of the tank solution.
To reduce the pH value of the tank liquid, use a meter to adjust 212 or nitric acid solution.

package and storage

10 kg/box, stored in a cool and dry warehouse, strictly prohibited from direct sunlight, high temperatures and high temperatures, must be covered and sealed after use.

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