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How to remove the oil stain, dirt and rust on the surface of copper tube?
I have used copper water-based wax remover before, which is an environmentally friendly product. This product is now a high-tech product.

Main uses: removing oil, polishing paste, paraffin oil and silicone oil from the surface of copper products. Oil removal and degreasing are completed in one step, which has the characteristics of thorough oil removal, economy and high efficiency, and finally makes the surface of the product clean. Outstanding features: mixed with water, nearly neutral, strong decontamination ability, no discoloration after copper washing. It has the characteristics of low concentration, fast degreasing speed and low use cost. Physical and chemical indicators: Appearance: dark red viscous liquid; Specific gravity: about1.2;

PH value: Neutral Weihai Yunqing Chemical Development Institute specializes in developing and producing various products such as degreasing, pickling, passivation, rust removal, rust prevention, polishing, coloring, phosphating, blackening, lubrication, coloring, water treatment, electrolysis and electroplating of stainless steel, magnesium, titanium and stone. Welcome to inquire! Weihai Yunqing

Lang Yuning

Recommended process: degreasing, rust removal, activation-washing-passivation-washing-neutralization-washing-drying-protection. I hope my answer is helpful to you. Please call 063 1575227 for help.