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Bayer MaterialScience Baydur® 726 IBS Polyurethane Structural Foam RIM, Density 40 pcf, MDI-based 2-

Bayer MaterialScience Baydur® 726 IBS Polyurethane Structural Foam RIM, Density 40 pcf, MDI-based 2- 物性表: Bayer MaterialScience Baydur® 726 IBS Polyurethane Structural Foam RIM, Density 40 pcf, MDI-based 2-物性表及特性介绍,Bayer MaterialScience Baydur® 726 IBS Polyurethane Structural Foam RIM, Density 40 pcf, MDI-based 2-注塑参数详情,如需Bayer MaterialScience Baydur® 726 IBS Polyurethane Structural Foam RIM, Density 40 pcf, MDI-based 2-下载, 可到相关下载区下载
  • 密度 [g/cm3]: 0.64
  • 断裂伸长率 [%]: 39.0
  • 弯曲强度 [MPa]: 21.0
  • 弯曲模量 [MPa]: 1.12
  • 热变形温度 [℃]: 83.0
 
Physical PropertiesMetricEnglishComments
Density 0.640 g/cc0.0231 lb/in³ASTM D792
Apparent Bulk Density 0.640 g/cc0.0231 lb/in³ASTM D792
Linear Mold Shrinkage 0.0070 - 0.0090 cm/cm0.0070 - 0.0090 in/inBayer Test
 
Mechanical PropertiesMetricEnglishComments
Hardness, Shore D 6666ASTM D2240
Tensile Strength, Ultimate 21.0 MPa3050 psiASTM D638/D412
Elongation at Break 8.0 %8.0 %ASTM D638/D412
Flexural Yield Strength 39.0 MPa5660 psiASTM D790
Flexural Modulus 1.12 GPa162 ksiASTM D790
Compressive Yield Strength 28.0 MPa4060 psiASTM D395
Charpy Impact, Notched 1.70 J/cm²8.09 ft-lb/in²Bayer Test
 
Electrical PropertiesMetricEnglishComments
Electrical Resistivity 2.90e+14 ohm-cm2.90e+14 ohm-cmASTM D257
Surface Resistance 1.00e+15 ohm1.00e+15 ohmASTM D257
Dielectric Constant 2.69
@Frequency 1e+6 Hz		2.69
@Frequency 1e+6 Hz		ASTM D150
Dielectric Strength 13.0 kV/mm330 kV/inASTM D149
 
Thermal PropertiesMetricEnglishComments
CTE, linear 79.0 µm/m-°C
@Temperature 20.0 °C		43.9 µin/in-°F
@Temperature 68.0 °F		ASTM D696
Deflection Temperature at 0.46 MPa (66 psi) 83.0 °C181 °FASTM D648
Flammability, UL94 5VA
@Thickness 6.35 mm		5VA
@Thickness 0.250 in		UL94

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