This standard specifies the product classification, technical requirements, test methods, inspection rules and marking, packaging, transportation and storage requirements for polypropylene base fabrics for tufted carpets. This standard applies to base fabrics for tufted carpets (hereinafter referred to as "base fabrics") woven from polypropylene slit film fibers.
QB/T 1556-1992 history
2021QB/T 1556-2021 Polypropylene backing fabric for carpets
1992QB/T 1556-1992 Polypropylene backing fabric for carpet