... Polyester drafting filament yarn and polyester low-elastic yarn 1.Different sizes of conventional polyester DTY, FDY and POY.2.Polyester drafting filament ... yarn and polyester low-elastic yarn of various special specifications, such as porous super fine denier yarn ... SP): 40/24, 50/24, 75/24, 100/242. Profile parallel(SPH ST): 100/24, 150/48, 160/48, 200/48Composite elastic ...