This standard specifies the product classification, requirements, test methods, inspection rules, marking and packaging, transportation and storage requirements of film-grade polyester chips (PET). This standard is applicable to polyester chips of film-grade base material produced with terephthalic acid and ethylene glycol as main raw materials, polyester chips of film-grade base material with additives such as silica or other inorganic salts, and master-batch polyester chips of film with other additives. Polyester chips can be used as reference. This standard does not apply to polyester chips for sheet materials.
GB/T 17932-2013 Referenced Document
GB/T 14190 Testing methods of fiber grade polyester(PET)chip*, 2017-12-29 Update
GB/T 4146.3 Textiles.Man-made fibers.Part 3: Terms of inspection
GB/T 6678-2003 General principles for sampling chemical products
GB/T 6679-2003 General rules for sampling solid chemical products
GB/T 8170 Rules of rounding off for numerical values & expression and judgement of limiting values