This standard specifies the product model, requirements, test methods, inspection rules, marking, packaging, transportation and storage of polytetrafluoroethylene resin for paste extrusion. This standard applies to polytetrafluoroethylene resin for paste extrusion produced by dispersion polymerization. This standard does not apply to polytetrafluoroethylene resin containing colorants and fillers.
HG/T 3028-1999 history
1999HG/T 3028-1999 Polytetrafluoroethylene resins for paste extrusion