Application | Non-woven fabrics and fibers |
Item | Quality Index | Test result | Test method | |
Flexural modulus (MPa) | ≥1000 | 1208 | GB/T9341 | |
Appearance black (pcs/kg) | 0 | 0 | SH/T1541.I | |
Appearance black spots (pcs/kg) | <5 | 0 | SH/T1541.I | |
Appearance large and small(g/kg) | <10 | 3.8931 | SH/T 1541.1 | |
Appearance impurities (pcs/kg) | 0 | 0 | SH/T 1541.1 | |
Isotactic index (mass fraction%) | ≥96.5 | 96.8 | GB/T2412 | |
Fish eye 0.8mm (pcs/1520cm^2) | ≤5 | 1 | GB/T6595 | |
Fish eye 0.4mm (pcs/1520cm^2) | ≤15 | 1 | GB/T6595 | |
Yellow index | ≤0 | -0.6 | HG/T3862 | |
Granular ash content (mass fraction%) | ≤0.0250 | 0.0158 | GB/T9345.I | |
Melt mass flow rate (g/10min) | 40.5-49.5 | 43.6 | GB/T3682.1 | |
Tensile properties Tensile elastic modulus (Et) (MPa) | ≥1100 | 1239 | GB/T1040.2 | |
Tensile properties Tensile yield stress (oy) (MPa) | ≥30.0 | 30.4 | GB/T1040.2 | |
Tensile properties Tensile breaking stress (B)(MPa) | ≥13.0 | 17.6 | GB/T1040.2 | |
Tensile Properties Tensile Breaking Nominal | ≥300 | 541 | GB/T1040.2 |
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Application | Non-woven fabrics and fibers |
Item | Quality Index | Test result | Test method | |
Flexural modulus (MPa) | ≥1000 | 1208 | GB/T9341 | |
Appearance black (pcs/kg) | 0 | 0 | SH/T1541.I | |
Appearance black spots (pcs/kg) | <5 | 0 | SH/T1541.I | |
Appearance large and small(g/kg) | <10 | 3.8931 | SH/T 1541.1 | |
Appearance impurities (pcs/kg) | 0 | 0 | SH/T 1541.1 | |
Isotactic index (mass fraction%) | ≥96.5 | 96.8 | GB/T2412 | |
Fish eye 0.8mm (pcs/1520cm^2) | ≤5 | 1 | GB/T6595 | |
Fish eye 0.4mm (pcs/1520cm^2) | ≤15 | 1 | GB/T6595 | |
Yellow index | ≤0 | -0.6 | HG/T3862 | |
Granular ash content (mass fraction%) | ≤0.0250 | 0.0158 | GB/T9345.I | |
Melt mass flow rate (g/10min) | 40.5-49.5 | 43.6 | GB/T3682.1 | |
Tensile properties Tensile elastic modulus (Et) (MPa) | ≥1100 | 1239 | GB/T1040.2 | |
Tensile properties Tensile yield stress (oy) (MPa) | ≥30.0 | 30.4 | GB/T1040.2 | |
Tensile properties Tensile breaking stress (B)(MPa) | ≥13.0 | 17.6 | GB/T1040.2 | |
Tensile Properties Tensile Breaking Nominal | ≥300 | 541 | GB/T1040.2 |
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