The curtain wall of the three Tu a roast what it means
The first painted primer, the second painted color paint (fluorocarbon or polyester paint), the third coating protective finish (varnish). After three coated and then after a roast.
Fluorocarbon spraying process is:
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Pre-treatment process: aluminum to the oil decontamination → washing → washing (degreasing) → washing → pickling → washing → chrome → washing → pure water
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Spraying process: spray primer → finish → varnish → baking (180-250 ℃) → quality inspection
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Multi-layer spraying process to three spray (referred to as three spray), spray the bottom paint, finish and varnish and secondary spray (primer, finish).
