It discussed that many indexes of PET chip such as melting point, viscosity, and gelatin particle etc affected the fiber quality and spinnability of FDY.

• 分析了聚酯切片各项指标如:熔点、粘度、凝胶粒子含量等对涤纶FDY可纺性及丝条质量(如强度、伸度、条干均匀度等)的影响。