| Category | Polymer , Thermoplastic , Elastomer, TPE , Thermoplastic Vulcanizate Elastomer (TPV) |
| Manufacturer | Exxon Chemical |
| Trade Name | Santoprene® |
| Port | Shanghai port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
| Download PDF | ExxonMobil Santoprene® 8271-65 Thermoplastic Elastomer.pdf |
| Price | EMAIL US sales@lookpolymers.com |
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Specific Gravity | 0.950 g/cc | 0.950 g/cc | 23°C; ASTM D792 |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Hardness, Shore A | 69 | 69 | 2 mm, 15 sec; ISO 868 |
| 72 | 72 | Air at 302°F, 168 hr; ASTM D573 | |
| Tensile Strength at Break | 6.437 MPa | 933.6 psi | Air at 302°F, 168 hr; ASTM D573 |
| 6.50 MPa | 943 psi | Across 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/m | 108 pli | 73°C, Die C; ASTM D624 |
| Compression Set | 32 % | 32 % | 158°F, 22 hr; ASTM D395 |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| Brittleness Temperature | -62.8 °C | -81.0 °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 | 23.9 - 51.7 °C | 75.0 - 125 °F | |
| 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 |
|---|---|---|
| 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 |