Feature
The passivating film is colorless
No chromium and heavy metal ions
Pollution-free and it is environmentally friendly product
Can increase the coating adhesion and anti-corrosion performance
Application process
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Recommended dosage: 0.3~0.5%
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Temperature: Room temperature or medium temperature
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Processing time: 1-2 min
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Processing way: Dipping or spray
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pH: 8.0-10.0
The using dosage is depends on the storage time, material and other environmental indexes. Our technical engineer will recommend the optimal using dosage according to the customers’ request.
Technical process
① Degreasing---②Water wash---③Rust remove---④Water wash---⑤Phosphate ---⑥Water wash ---⑦Rust inhibitor---⑧Post treatment
Remark: Degreasing and rust removing process can be substituted for sand blasting
Application
-Cast iron parts, cold-rolled sheet and galvanized steel profiles surface treatment etc.
Storage and handling
Available in 200 kg/ barrel or 25 kg/ barrel
Storage period: 12-24 months in closed containers, shady and dry place
