Dow 722 Linear Low Density Polyethylene (LDPE)

Dow 722 Linear Low Density Polyethylene (LDPE) 物性表: Dow 722 Linear Low Density Polyethylene (LDPE)物性表及特性介绍,Dow 722 Linear Low Density Polyethylene (LDPE)注塑参数详情,如需Dow 722 Linear Low Density Polyethylene (LDPE)下载, 可到相关下载区下载
  • 密度 [g/cm3]: 0.918
  • 拉伸强度 [MPa]: 8.27
  • 弯曲模量 [MPa]: 0.234
  • 热变形温度 [℃]: 37.2
  • 脆化温度 [℃]: -60.0
 
Physical PropertiesMetricEnglishComments
Density 0.918 g/cc0.0332 lb/in³ASTM D792
ESCR 100% Igepal® <= 1.0 hour
@Temperature 50.0 °C
<= 1.0 hour
@Temperature 122 °F
F50; Molded and tested in accordance with ASTM D4976; ASTM D1693
Melt Index of Compound 8.0 g/10 min
@Load 2.16 kg,
Temperature 190 °C
8.0 g/10 min
@Load 4.76 lb,
Temperature 374 °F
ASTM D1238
 
Mechanical PropertiesMetricEnglishComments
Hardness, Shore D 4343Molded and tested in accordance with ASTM D4976; ASTM D2240
Tensile Strength at Break 9.65 MPa1400 psiMolded and tested in accordance with ASTM D4976; ASTM D638
Tensile Strength, Yield 8.27 MPa1200 psiMolded and tested in accordance with ASTM D4976; ASTM D638
Elongation at Break 500 %500 %Molded and tested in accordance with ASTM D4976; ASTM D638
Elongation at Yield 4.0 %4.0 %Molded and tested in accordance with ASTM D4976; ASTM D638
Flexural Modulus 0.234 GPa34.0 ksi2% Secant; Molded and tested in accordance with ASTM D4976; ASTM D790 B
Tensile Impact Strength 273 kJ/m²130 ft-lb/in²Molded and tested in accordance with ASTM D4976; ASTM D1822, Type S
 
Thermal PropertiesMetricEnglishComments
Melting Point 107 °C224 °FDow Method (DSC)
Crystallization Temperature 95.0 °C203 °FDow Method (DSC)
Deflection Temperature at 0.46 MPa (66 psi) 37.2 °C99.0 °FMolded and tested in accordance with ASTM D4976; ASTM D648
Vicat Softening Point 87.8 °C190 °FASTM D1525
Brittleness Temperature -60.0 °C-76.0 °FMolded and tested in accordance with ASTM D4976; ASTM D746

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