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DTY refers to polyester low-elastic yarn, also known as drawn textured yarn.
FDY refers to filament, also called fully drawn yarn.China Wholesale Polyester FDY Yarns factory
POY is called pre-oriented yarn, which refers to incompletely drawn chemical fiber filaments with an orientation degree obtained between high-speed spinning and unoriented yarn and drawn yarn.
Filament is FDY, and low elasticity is DTY.
Compared with undrawn yarn, it has a certain degree of orientation and good stability. It is often used as a special yarn for drawing false twisted yarn (DTY).
Stretched textured yarn (DTY), pre-oriented yarn (high-speed spinning) (POY), fully drawn yarn (one step spinning spinning method) (FDY). Low-elastic yarn is a type of textured yarn for polyester chemical fiber It uses polyester chips (PET) as raw material and uses high-speed spinning polyester pre-oriented yarn (POY).