What items are tested on accessories for meltblown non-woven fabrics

　　What items are tested on accessories for meltblown non-woven fabrics?

　　1. Meltblown non-woven fabric accessories testing-Fusible interlining

　　FZ/T 64041-2014 Meltblown fiber web nonwoven fusible interlining

　　(1) Physical and chemical performance testing: melting temperature deviation, melt flow rate deviation, moisture content, ash content, mass deviation per unit area, longitudinal breaking strength, peeling strength before and after washing, appearance change after washing of combined samples, combined test Sample hot melt adhesive penetration

　　(2) Appearance quality inspection: local performance defects, scattered defects, allowable number of segments per roll, segment length

　　2. Meltblown non-woven product testing

　　FZ/T 64034-2014 Spunbond/meltblown/spunbond (SMS) nonwoven fabric

　　(1) Appearance quality inspection: fabric appearance, holes, impurities, peculiar smell, micropores, crystal points, frit, rigid wire, unreinforced area, thin net, width deviation, color difference, joint quality

　　(2) Intrinsic quality testing: mass deviation rate per unit area, longitudinal breaking strength, transverse breaking strength, vertical and horizontal breaking elongation, hydrostatic pressure, air permeability

　　(3) Detection of microbial indicators: total number of bacterial colonies, total number of fungal colonies, coliforms, pathogenic pyogenic bacteria

　　In addition to being used as medical and sanitary cloth, meltblown non-woven fabrics are mainly used for the production of insulation materials, filter materials, geotextiles, covering cloths, cement bag packaging and other products on industrial cloths, and agricultural cloths are mainly used for production of irrigation Products such as cloth, thermal insulation curtain and seedling cloth, home decoration cloth mainly produces tablecloths, bed sheets, bedspreads, curtains and other products. In addition, meltblown non-woven fabrics are also used to produce sound insulation materials, space cotton, linoleum and other products.