China Polypropylene PP Film Grade, Injection Molding Grade, Pipe Grade, Yarn Grade, Raffia Grade, Impact Copolymer, Random Copolymer, Homopolymer, Fiber Grade, Find details about China PP, PE from Polypropylene PP Film Grade, Injection Molding Grade, Pipe Grade, Yarn Grade, Raffia Grade, Impact Copolymer, Random Copolymer, Homopolymer, Fiber Grade
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 |