ExxonMobil Santoprene® 211-73 Thermoplastic Elastomer (discontinued **)
| Port | Ningbo port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
Description
Material Notes:
A soft, colorable, versatile thermoplastic vulcanizate (TPV) in the thermoplastic elastomer (TPE) family. This material combines good physical properties and chemical resistance for use in a wide range of injection molding applications. This grade of Santoprene TPV is shear-dependent and can be processed on conventional thermoplastics equipment for injection molding. It is polyolefin based and completely recyclable.Recommended for applications requiring excellent flex fatigue resistance.Excellent ozone resistance.Designed for applications requiring high-flow materials.Recommended for applications requiring superior part surface appearance.Information provided by Advanced Elastomer Systems
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Specific Gravity | 0.960 g/cc | 0.960 g/cc | 23°C; ASTM D792 |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Hardness, Shore A | 73 | 73 | .12 in; ASTM D2240 |
| 79 | 79 | Air at 302°F, 168 hr; ASTM D573 | |
| Tensile Strength at Break | 5.607 MPa | 813.2 psi | 257°F, 70 hr in IRM 903 Oil; ASTM D471 |
| 7.38 MPa | 1070 psi | Across Flow; ASTM D412 | |
| 8.2627 MPa | 1198.4 psi | Air at 257°F, 1000 hr; ASTM D573 | |
| Tensile Strength, Ultimate | 3.38 MPa | 490 psi | Across Flow; ASTM D412 |
| Elongation at Break | 239.2 % | 239.2 % | 257°F, 70 hr, in IRM 903 Oil; ASTM D471 |
| 460 % | 460 % | Across Flow; ASTM D412 | |
| 487.6 % | 487.6 % | Air at 257°F, 1000 hr; ASTM D573 | |
| Compression Set | 37 % | 37 % | 158°F, 22 hr; ASTM D395 |
| 43 % | 43 % | 176°F, 70 hr; ASTM D395 |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| Maximum Service Temperature, Air | 125 °C | 257 °F |
| Electrical Properties | Metric | English | Comments |
|---|---|---|---|
| Dielectric Constant | 2.3 | 2.3 | ASTM D150 |
| Dielectric Strength | 34.3 kV/mm | 870 kV/in | ASTM D149 |
| Processing Properties | Metric | English | Comments |
|---|---|---|---|
| Processing Temperature | 175 – 230 °C | 347 – 446 °F | |
| Rear Barrel Temperature | 177 – 193 °C | 350 – 380 °F | |
| Middle Barrel Temperature | 179 – 199 °C | 355 – 390 °F | |
| Front Barrel Temperature | 179 – 204 °C | 355 – 400 °F | |
| Nozzle Temperature | 191 – 229 °C | 375 – 445 °F | |
| Melt Temperature | 193 – 241 °C | 380 – 465 °F | Processing |
| Mold Temperature | 10.0 – 51.7 °C | 50.0 – 125 °F | Processing |
| Drying Temperature | 82.2 °C | 180 °F | |
| Dry Time | 3 hour | 3 hour | |
| Moisture Content | 0.080 % | 0.080 % | |
| Back Pressure | 0.345 – 0.689 MPa | 50.0 – 100 psi | Processing |
| 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 | 28 | |
| 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 |
