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Galvanized steel plate is divided into ordinary electrolytic plate and fingerprint resistant electrolytic plate. Fingerprint resistant plate adds a fingerprint resistant treatment on the basis of ordinary electrolytic plate, which can resist sweat. It is generally used on parts without any treatment, and the brand is SECC-N . ;ordinary electrolytic plate can be divided into phosphating plate and passivation plate. Phosphating is commonly used. The brand is SECC-P, commonly known as P material. Passivation plate can be divided into oiled and non oiled.
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