China PP Melt Polypropylene Granule Melt Blown PP Resin 1500 SMS Melt Blown Nonwoven Bag, Find details about China PP, Polypropylene from PP Melt Polypropylene Granule Melt Blown PP Resin 1500 SMS Melt Blown Nonwoven Bag
Number | Project | Unit | H40S | Test value | Test Methods | |
1 | Melt mass-flow rate(MFR) | Nominal value | g/10min | 37 | 37.3 | GB/T 3862 |
Deviation | ±37 | |||||
2 | Isotactic index | % | >=96.0 | 97.51 | GB/T 2412 | |
3 | Particle appearance | Color grain | Pc/kg | <=5 | 0 | SH/T 1541-2006 |
Black grain | Pc/kg | 0 | 0 | |||
Large and small grains | g/kg | <=100 | 0.1 | |||
Snake skin grains and trailing grains | Pc/kg | report | 25 | |||
4 | Impurities and others | Pc/kg | no | no | SH/T 1541-2006 | |
5 | Ash | % | <=0.030 | 0.014 | GB/T 9345.1 | |
6 | Tensile properties | Tensile modulus of elasticity(Et) | MPa | >=1200 | 1250 | GB/T 1040 |
Tensile yield stress(σ y) | MPa | >=30.0 | 30.9 | |||
Tensile stress atbreak(σ B) | MPa | >=8.0 | 20.7 | |||
Nominal tensile strain at break(ε tB) | % | >=200 | 566 | |||
Test conclusion | Qualified |