1. Anti-corrosive Ọdịdị nke 3PE mgbochi corrosive ígwè ọkpọkọ 3PE mgbochi corrosion n'ozuzu mejupụtara atọ n'ígwé: mbụ oyi akwa nke epoxy ntụ ntụ (FBE>100um), nke abụọ oyi akwa nke nrapado (AD) 170 ~ 250um, na nke atọ oyi akwa nke polyethylene (PE) 2.5 ~ 3.7mm.Na-arụ ọrụ n'ezie, ndị atọ ahụ ...
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