Overview of materials for Medium Density Polyethylene (MDPE), Rotational Molded

Overview of materials for Medium Density Polyethylene (MDPE), Rotational Molded 物性表: Overview of materials for Medium Density Polyethylene (MDPE), Rotational Molded物性表及特性介绍,Overview of materials for Medium Density Polyethylene (MDPE), Rotational Molded注塑参数详情,如需Overview of materials for Medium Density Polyethylene (MDPE), Rotational Molded下载, 可到相关下载区下载
  • 熔体流动速率 [g/10min]: 1.7
  • 密度 [g/cm3]: 0.932
  • 缺口冲击强度: 0.53
  • 拉伸强度 [MPa]: 14.4
  • 弯曲强度 [MPa]: 11.0
  • 弯曲模量 [MPa]: 0.490
  • 热变形温度 [℃]: 47.0
  • 脆化温度 [℃]: -75.0
 
Physical PropertiesMetricEnglishComments
Density 0.932 - 0.947 g/cc0.0337 - 0.0342 lb/in³Average value: 0.937 g/cc Grade Count:35
Environmental Stress Crack Resistance 4.00 - 1000 hour4.00 - 1000 hourAverage value: 437 hour Grade Count:29
 >= 1000 hour
@Temperature 50.0 - 50.0 °C
>= 1000 hour
@Temperature 122 - 122 °F
Average value: 1000 hour Grade Count:2
Melt Flow 1.70 - 135 g/10 min1.70 - 135 g/10 minAverage value: 8.33 g/10 min Grade Count:34
 
Mechanical PropertiesMetricEnglishComments
Hardness, Shore D 55.0 - 69.055.0 - 69.0Average value: 59.3 Grade Count:10
Tensile Strength, Ultimate 11.0 - 39.0 MPa1600 - 5660 psiAverage value: 24.5 MPa Grade Count:9
Tensile Strength, Yield 14.4 - 22.1 MPa2090 - 3200 psiAverage value: 18.8 MPa Grade Count:33
Elongation at Break 580 - 1500 %580 - 1500 %Average value: 990 % Grade Count:18
Elongation at Yield 11.0 - 17.4 %11.0 - 17.4 %Average value: 13.2 % Grade Count:9
Flexural Modulus 0.490 - 0.892 GPa71.0 - 129 ksiAverage value: 0.632 GPa Grade Count:33
Izod Impact, Notched 0.530 - 5.30 J/cm0.993 - 9.93 ft-lb/inAverage value: 2.12 J/cm Grade Count:5
Charpy Impact, Notched 1.80 - 15.0 J/cm²8.57 - 71.4 ft-lb/in²Average value: 6.27 J/cm² Grade Count:3
 >= 15.0 J/cm²
@Temperature -30.0 - -30.0 °C
>= 71.4 ft-lb/in²
@Temperature -22.0 - -22.0 °F
Average value: 15.0 J/cm² Grade Count:1
Tensile Impact Strength 145 - 163 kJ/m²69.0 - 77.6 ft-lb/in²Average value: 154 kJ/m² Grade Count:4
Dart drop Total Energy 200 - 210 J/cm0.375 - 0.393 ft-lb/milAverage value: 208 J/cm Grade Count:13
Dart Drop 142 - 152 g/micron3610 - 3860 g/milAverage value: 151 g/micron Grade Count:13
 
Thermal PropertiesMetricEnglishComments
Melting Point 123 - 129 °C253 - 264 °FAverage value: 127 °C Grade Count:8
Crystallization Temperature 112 - 114 °C234 - 237 °FAverage value: 113 °C Grade Count:4
Deflection Temperature at 0.46 MPa (66 psi) 47.0 - 76.0 °C117 - 169 °FAverage value: 64.0 °C Grade Count:21
Deflection Temperature at 1.8 MPa (264 psi) 37.3 - 42.0 °C99.1 - 108 °FAverage value: 40.4 °C Grade Count:3
Vicat Softening Point 108 - 122 °C226 - 252 °FAverage value: 116 °C Grade Count:16
Brittleness Temperature -75.0 - -70.0 °C-103 - -94.0 °FAverage value: -70.4 °C Grade Count:14
 
Processing PropertiesMetricEnglishComments
Melt Temperature 131 - 315 °C268 - 599 °FAverage value: 208 °C Grade Count:13

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