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Surface treatment


Surface treatment is also called iron phosphating line.

The surface treatment of the steel drum is the preparation work before painting, mainly to clear the grease, rust, organic pollutants and dust on the surface of the steel drum to improve the surface condition of the steel drum.

Surface treatment process: pre-washing → pre-degreasing → first washing → second washing → pre-corrosion → phosphating → third washing → fourth washing → pure water washing → water drying


Pre-processing outlet


Pre-processing entrance