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2015-8-18 · air jet texturing làm dún bằng vòi khí aluminium packing vỏ bọc nhôm boiling water shrinkage độ co trong nước sôi BR = Bright độ bóng, sáng của sợi hóa học creel giàn dẫn sợi crimp nếp gấp; độ gấp nếp crimp contraction độ co nếp gấp DBW = Direct Beam
Get Price2019-12-2 · Because POY is a pre oriented wire, not fully stretched, the remaining elongation should be more than 50%; while FDY is a fully oriented wire, the remaining elongation is generally more than 40%, which is relatively stable. In appearance, DTY fiber is curly, POY and FDY fiber are straight, while FDY fiber has better strength, POY is a little weak.
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