ExxonMobil Santoprene® 221-80 Thermoplastic Elastomer

ExxonMobil Santoprene® 221-80 Thermoplastic Elastomer 物性表: ExxonMobil Santoprene® 221-80 Thermoplastic Elastomer物性表及特性介绍,ExxonMobil Santoprene® 221-80 Thermoplastic Elastomer注塑参数详情,如需ExxonMobil Santoprene® 221-80 Thermoplastic Elastomer下载, 可到相关下载区下载
  • 弯曲强度 [MPa]: 4.41
  • 脆化温度 [℃]: -56.1
 
Physical PropertiesMetricEnglishComments
Specific Gravity 0.960 g/cc0.960 g/cc23°C; ASTM D792
 
Mechanical PropertiesMetricEnglishComments
Hardness, Shore A 8080.12 in; ASTM D2240
 8787Air at 275°F, 1008 hr; ASTM D573
Tensile Strength at Break 10.6 MPa1540 psiAcross Flow; ASTM D412
 10.724 MPa1555.4 psiAir at 275°F, 1008 hr; ASTM D573
Tensile Strength, Ultimate 4.41 MPa640 psiAcross Flow; ASTM D412
Elongation at Break 456 %456 %Air at 275°F, 1008 hr; ASTM D573
 570 %570 %Across Flow; ASTM D412
Tear Strength 35.1 kN/m200 pli73°F, Die C; ASTM D624
Compression Set 23 %23 %73°F, 22 hr; ASTM D395
 47 %47 %257°F, 70 hr; ASTM D395
 
Electrical PropertiesMetricEnglishComments
Dielectric Constant 2.42.4ASTM D150
Dielectric Strength 35.4 kV/mm900 kV/inASTM D149
 
Thermal PropertiesMetricEnglishComments
Maximum Service Temperature, Air 135 °C275 °F
Brittleness Temperature -56.1 °C-69.0 °FASTM D746
 
Processing PropertiesMetricEnglishComments
Processing Temperature 175 - 230 °C347 - 446 °F
Rear Barrel Temperature 177 °C350 °F
Middle Barrel Temperature 182 °C360 °F
Front Barrel Temperature 188 °C370 °F
Nozzle Temperature 193 - 232 °C380 - 450 °F
Die Temperature 204 °C400 °FExtrusion
Melt Temperature 202 °C395 °FExtrusion
 199 - 232 °C390 - 450 °FProcessing
Mold Temperature 10.0 - 51.7 °C50.0 - 125 °FProcessing
Drying Temperature 82.2 °C180 °F
Dry Time 3 hour3 hour
Moisture Content 0.080 %0.080 %
Back Pressure 0.345 - 0.689 MPa50.0 - 100 psiProcessing
 5.00 - 20.0 MPa725 - 2900 psiExtrusion
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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