Category | Polymer , Thermoplastic , Elastomer, TPE , Thermoplastic Vulcanizate Elastomer (TPV) |
Manufacturer | Exxon Chemical |
Trade Name | Santoprene® |
Port | Ningbo port,China |
Trade Terms | FOB, CFR, CIF |
Payment Terms | L/C, T/T, Western Union |
Download PDF | ExxonMobil Santoprene® 8271-75 Thermoplastic Elastomer.pdf |
Price | EMAIL US sales@lookpolymers.com |
Physical Properties | Metric | English | Comments |
---|---|---|---|
Specific Gravity | 0.940 g/cc | 0.940 g/cc | 23°C; ASTM D792 |
Mechanical Properties | Metric | English | Comments |
---|---|---|---|
Hardness, Shore A | 81 | 81 | 2 mm, 15 sec; ISO 868 |
Tensile Strength at Break | 8.27 MPa | 1200 psi | Across Flow; ASTM D412 |
Tensile Stress | 3.90 MPa @Strain 100 % |
566 psi @Strain 100 % |
Across Flow; ASTM D412 |
Elongation at Break | 480 % | 480 % | Across Flow; ASTM D412 |
Tear Strength | 25.9 kN/m | 148 pli | 73°C, Die C; ASTM D624 |
Compression Set | 37 % | 37 % | 158°F, 22 hr; ASTM D395 |
75 % | 75 % | 257°F, 70 hr; ASTM D395 |
Thermal Properties | Metric | English | Comments |
---|---|---|---|
Brittleness Temperature | -60.0 °C | -76.0 °F | ASTM D746 |
UL RTI, Electrical | 100 °C | 212 °F | UL 746 |
UL RTI, Mechanical with Impact | 85.0 °C | 185 °F | UL 746 |
Flammability, UL94 | HB @Thickness 1.10 mm |
HB @Thickness 0.0433 in |
|
HB @Thickness 3.00 mm |
HB @Thickness 0.118 in |
Processing Properties | Metric | English | Comments |
---|---|---|---|
Processing Temperature | 175 - 230 °C | 347 - 446 °F | |
Rear Barrel Temperature | 177 - 191 °C | 351 - 376 °F | |
Middle Barrel Temperature | 179 - 193 °C | 354 - 379 °F | |
Front Barrel Temperature | 185 - 199 °C | 365 - 390 °F | |
Nozzle Temperature | 185 - 210 °C | 365 - 410 °F | |
Melt Temperature | 143 - 216 °C | 289 - 421 °F | Processing |
Mold Temperature | 10.0 - 51.7 °C | 50.0 - 125 °F | Processing |
Moisture Content | 0.080 % | 0.080 % | |
Back Pressure | 0.345 - 0.689 MPa | 50.0 - 100 psi | |
Clamp Pressure | 41.4 - 68.9 MPa | 6000 - 10000 psi | |
Vent Depth | 0.00254 cm | 0.00100 in | |
Cushion | 0.317 - 0.635 cm | 0.125 - 0.250 in | |
Screw Speed | 100 - 200 rpm | 100 - 200 rpm |
Descriptive Properties | Value | Comments |
---|---|---|
Change in Mass in IRM 903 Oil at 257°F for 70 hr | -0.02 | |
Color | Natural Color | |
Form | Pellets | |
Injection Rate | Fast | |
Maximum Regrind % | 20 | |
Screw Compression Ratio | 2:1 - 2.5:1 | |
Screw L/D Ratio | 16:1 - 20:1 |