- 包装:
- 桶装
- 规格:
- 25kg/桶
b. The film is light gray or dark gray. The film is dense, fine and uniform, with strong corrosion resistance. It can withstand neutral salt spray for more than an hour, or even up to an hour. It can withstand neutral salt spray after painting - Hour.
, used at normal temperature, saving energy, suitable for spraying and soaking, and the operating range is easy to control.
It has excellent bonding strength with metal parts coatings and is suitable for a wide range of processes.
Wastewater treatment is simple. After neutralization, add a small amount of precipitant and then discharge.
.Composition and operating conditions:
Raw materials and operations
Standard cylinder opening volume
Range
Pearl River Delta magnesium alloy chromium-free passivation agent
-
Pearl River Delta magnesium alloy chromium-free passivation agent
Value
Temperature
Room temperature
Room temperature
Time
Cleaning
Pure water cleaning
Pure water cleaning
3. Solution:
Open When using the tank, add 3/3 water of the prepared solution into the tank.
Add the required amount of R and R, stir to dissolve, and set up a filter to filter.
Add pure water to required volume.
.Equipment requirements
Project requirements
Tank body, or high density.
Hanging fixture, or type 3 stainless steel. Make sure that the workpiece is vertical in the bath.
The main air mixing tank should have moderate and uniform air mixing.
Cycle 3-cycles per hour.
According to the requirements of the adding system, the material of the feeding pump is made of, or, which can withstand strong acid.
The filtration system continuously circulates filtration, using filter cotton cores or filter bags.
Need for ventilation.
Cooling system required.