This standard specifies the terms and definitions, classification and identification, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage requirements for colored polyester staple fiber products. This standard is applicable to semi-matt, glossy, circular cross-section colored polyester staple fibers with a linear density of 1.11 dtex to 3.32 dtex. Other types of colored polyester staple fibers can be used as a reference.
FZ/T 52018-2011 Referenced Document
FZ/T 50004 Testing method for shrinkage in hot airof polyester staple fibers