مطاحن الغزل p olyester colmax
P Olyester Colmax Spinning Mills - cafebliss. Oct 28, 2021 Polyester yarns are obtained by melt spinning from a polymeric melt at 265 C In polyester yarns crystalline and amorphous areas exist They are a thermoplastic material The chains have a zig zag structure and are linked to each other by Van der Waals connections During the cooling process …