Characteristics of Different Polyester Filament Threads

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The characteristics of polyester filament thread are that it has a high oil content, generally between 4%-6%, and is treated with silicone wax, which helps to improve its sewability; it has high strength, 50% higher than polyester short fiber thread; the elongation rate of thick white thread polyester filament is less than 13%, and that of dyed polyester filament is less than 21%.