1.raw white,high tenacity polyester filament yarn 2.yarn manufacturer 3.use: knitting and sewing of suits,footwear ... ,leather,etc This high tenacity polyester filament yarn is raw white material, used for processing to dyed ... , etc. Technical Characteristics, like 210D/3, 420D/3 Yarn CountLinear DensityTPM(S/Z)TenacityBreaking Load ToleranceElongationElongation Tolerance210D/370 tex560S ...