Prepainted Steel Sheets Sino Metal Roof (SMR)
Brief introduction. Prepainted steel sheet is coated with the organic layer which provides higher anti-corrosion property and a longer lifespan than that of galvanized steel sheets.. The base metals for the prepainted steel sheet consist of cold-rolled HDG electro-galvanized and hot-dip alu-zinc coated. The finish coats of prepainted steel sheets …
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