ExxonMobil Santoprene® 8271-65 Thermoplastic Elastomer

ExxonMobil Santoprene® 8271-65 Thermoplastic Elastomer 物性表: ExxonMobil Santoprene® 8271-65 Thermoplastic Elastomer物性表及特性介绍,ExxonMobil Santoprene® 8271-65 Thermoplastic Elastomer注塑参数详情,如需ExxonMobil Santoprene® 8271-65 Thermoplastic Elastomer下载, 可到相关下载区下载
  • 脆化温度 [℃]: -62.8
 
Physical PropertiesMetricEnglishComments
Specific Gravity 0.950 g/cc0.950 g/cc23°C; ASTM D792
 
Mechanical PropertiesMetricEnglishComments
Hardness, Shore A 69692 mm, 15 sec; ISO 868
 7272Air at 302°F, 168 hr; ASTM D573
Tensile Strength at Break 6.437 MPa933.6 psiAir at 302°F, 168 hr; ASTM D573
 6.50 MPa943 psiAcross Flow; ASTM D412
Tensile Stress 2.70 MPa
@Strain 100 %
392 psi
@Strain 100 %
Across Flow; ASTM D412
Elongation at Break 361.9 %361.9 %Air at 302°F, 168 hr; ASTM D573
 470 %470 %Across Flow; ASTM D412
Tear Strength 18.9 kN/m108 pli73°C, Die C; ASTM D624
Compression Set 32 %32 %158°F, 22 hr; ASTM D395
 
Thermal PropertiesMetricEnglishComments
Brittleness Temperature -62.8 °C-81.0 °FASTM D746
UL RTI, Electrical 100 °C212 °FUL 746
UL RTI, Mechanical with Impact 85.0 °C185 °FUL 746
Flammability, UL94  HB
@Thickness 1.10 mm
HB
@Thickness 0.0433 in
 HB
@Thickness 3.00 mm
HB
@Thickness 0.118 in
 
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
Moisture Content 0.080 %0.080 %
Back Pressure 0.345 - 0.689 MPa50.0 - 100 psi
Clamp Pressure 41.4 - 68.9 MPa6000 - 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
Maximum Regrind %20
Screw Compression Ratio2:1 - 2.5:1
Screw L/D Ratio16:1 - 20:1

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