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In pc blend fabric, polyester is dyed first because if we dye cotton first then as polyester is dyed at high temperature 130 degree c then cotton will degrade .And the dyes like reactive will hydrolysed at high temperature.
Because the dye polyester pressure needs high temperature above 130 degrees and special machines designed for that either dye cotton does not need for high temperature
Because the dye polyester pressure needs high temperature above 130 degrees and special machines designed for that either dye cotton no need for high temp
becouse polyster need a high temperateur 95°c houw can damaget the fibre of cotton
