Dow 621I Low Density Polyethylene (LDPE)

Dow 621I Low Density Polyethylene (LDPE) 物性表: Dow 621I Low Density Polyethylene (LDPE)物性表及特性介绍,Dow 621I Low Density Polyethylene (LDPE)注塑参数详情,如需Dow 621I Low Density Polyethylene (LDPE)下载, 可到相关下载区下载
  • 熔体流动速率 [g/10min]: 2.3
  • 密度 [g/cm3]: 0.918
 
Physical PropertiesMetricEnglishComments
Density 0.918 g/cc0.0332 lb/in³ASTM D792
Thickness 50.8 microns2.00 mil
Melt Flow 2.3 g/10 min
@Load 2.16 kg,
Temperature 190 °C
2.3 g/10 min
@Load 4.76 lb,
Temperature 374 °F
ASTM D1238
 
Mechanical PropertiesMetricEnglishComments
Film Tensile Strength at Yield, MD 11.64 MPa1688 psiASTM D882
Film Tensile Strength at Yield, TD 11.02 MPa1598 psiASTM D882
Film Elongation at Break, MD 451 %451 %ASTM D882
Film Elongation at Break, TD 620 %620 %ASTM D882
Secant Modulus, MD 0.166233 GPa24.1104 ksi2% Secant; ASTM D882
Secant Modulus, TD 0.208084 GPa30.1805 ksi2% Secant; ASTM D882
Impact 4343[ft-lbf/in3]; Puncture Resistance; Dow Method
 16951695[ft-lbf/in3]; Toughness MD; ASTM D882
 17901790[ft-lbf/in3]; Toughness TD; ASTM D882
Elmendorf Tear Strength MD 321 g321 gASTM D1922
Elmendorf Tear Strength TD 189 g189 gASTM D1922
Elmendorf Tear Strength, MD 6.319 g/micron160.5 g/milASTM D1922
Elmendorf Tear Strength, TD 3.72 g/micron94.5 g/milASTM D1922
Dart drop Test 96.0 g0.212 lbMethod A; ASTM D1709
Film Tensile Strength at Break, MD 21.75 MPa3155 psiASTM D882
Film Tensile Strength at Break, TD 19.62 MPa2845 psiASTM D882
 
Thermal PropertiesMetricEnglishComments
Melting Point 108 °C226 °FDow Method (DSC)
Vicat Softening Point 92.0 °C198 °FASTM D1525
 
Optical PropertiesMetricEnglishComments
Haze 16.1 %16.1 %ASTM D1003
Gloss 40 %40 %45°; ASTM D2457

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