ExxonMobil Santoprene® 8281-90MED Thermoplastic Elastomer

ExxonMobil Santoprene® 8281-90MED Thermoplastic Elastomer 物性表: ExxonMobil Santoprene® 8281-90MED Thermoplastic Elastomer物性表及特性介绍,ExxonMobil Santoprene® 8281-90MED Thermoplastic Elastomer注塑参数详情,如需ExxonMobil Santoprene® 8281-90MED Thermoplastic Elastomer下载, 可到相关下载区下载
  • 弯曲强度 [MPa]: 6.69
 
Physical PropertiesMetricEnglishComments
Specific Gravity 0.930 g/cc0.930 g/cc23°C; ASTM D792
Maximum Moisture Content 0.0800.080
 
Mechanical PropertiesMetricEnglishComments
Hardness, Shore A 93932 mm, 15 sec; ISO 868
Tensile Strength at Break 12.5 MPa1810 psiAcross Flow; ASTM D412
Tensile Strength, Ultimate 6.69 MPa970 psiAcross Flow; ASTM D412
Tensile Stress 6.70 MPa
@Strain 100 %
972 psi
@Strain 100 %
Across Flow; ASTM D412
Elongation at Break 600 %600 %Across Flow; ASTM D412
Tear Strength 27.0 kN/m154 pli212°F, Die C; ASTM D624
 47.0 kN/m268 pli73°C, Die C; ASTM D624
Compression Set 36 %36 %73°F, 168 hr; ASTM D395
 
Processing PropertiesMetricEnglishComments
Processing Temperature 175 - 230 °C347 - 446 °F
Rear Barrel Temperature 177 - 191 °C351 - 376 °F
Middle Barrel Temperature 179 - 193 °C354 - 379 °F
Front Barrel Temperature 185 - 199 °C365 - 390 °F
Nozzle Temperature 185 - 210 °C365 - 410 °F
Melt Temperature 143 - 216 °C289 - 421 °FProcessing
Mold Temperature 23.9 - 51.7 °C75.0 - 125 °F
Back Pressure 0.345 - 0.689 MPa50.0 - 99.9 psi
Clamp Pressure 41.0 - 69.0 MPa5950 - 10000 psi
Vent Depth 0.00254 cm0.00100 in
Cushion 0.317 - 0.635 cm0.125 - 0.250 in
Screw Speed 100 - 200 rpm100 - 200 rpm
 
Descriptive Properties
ColorNatural Color
FormPellets
Injection RateFast
Max Regrind20%
Screw Compression Ratio2:1 - 2.5:1
Screw L/D Ratio16:1 - 20:1

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