| Category | Polymer , Thermoset , Rubber or Thermoset Elastomer (TSE) |
| Manufacturer | Seals Eastern, Inc |
| Trade Name | |
| Port | Shanghai port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
| Download PDF | Seals Eastern 7272 Butyl and Halobutyl Rubber.pdf |
| Price | EMAIL US sales@lookpolymers.com |
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Specific Gravity | 1.115 g/cc | 1.115 g/cc | ASTM D297, 15 |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Hardness, Shore A | >= 52 | >= 52 | ASTM D2240, Type A |
| 57 | 57 | AVG; ASTM D2240, Type A | |
| 65 @Temperature 100 °C, Time 605000 sec |
65 @Temperature 212 °F, Time 168 hour |
After Dry Heat Aging; ASTM D865 | |
| Tensile Strength at Break | >= 12.95 MPa | >= 1878 psi | ASTM D412 Method A |
| 15.8 MPa | 2290 psi | AVG; ASTM D412 Method A | |
| 14.21 MPa @Temperature 100 °C, Time 605000 sec |
2061 psi @Temperature 212 °F, Time 168 hour |
After Dry Heat Aging; ASTM D865 | |
| Tensile Strength, Yield | 0.710 MPa | 103 psi | AVG Stress at Elongation M25; ASTM D412 Method A |
| >= 0.724 MPa | >= 105 psi | Stress at Elongation M50; ASTM D412 Method A | |
| 0.979 MPa | 142 psi | AVG Stress at Elongation M50; ASTM D412 Method A | |
| >= 1.01 MPa | >= 147 psi | Stress at Elongation M100; ASTM D412 Method A | |
| 1.63 MPa | 237 psi | AVG Stress at Elongation M100; ASTM D412 Method A | |
| Elongation at Break | >= 333 % | >= 333 % | ASTM D412 Method A |
| 441 % | 441 % | AVG; ASTM D412 Method A | |
| 348 % @Temperature 100 °C, Time 605000 sec |
348 % @Temperature 212 °F, Time 168 hour |
After Dry Heat Aging; ASTM D865 | |
| Modulus of Elasticity | 0.00507 GPa | 0.736 ksi | ASTM D412 Method A |
| Shear Modulus | 0.00169 GPa | 0.245 ksi | ASTM D412 Method A |
| Secant Modulus | 0.00476 GPa | 0.691 ksi | ASTM D412 Method A |
| Tear Strength Test | 275 | 275 | (psi); ASTM D624, Die B |
| Compression Set | 20 % @Temperature 100 °C, Time 252000 sec |
20 % @Temperature 212 °F, Time 70.0 hour |
ASTM D395, Test B |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| Glass Transition Temp, Tg | -72.8 °C | -99.0 °F | ASTM D1329 |
| Descriptive Properties | Value | Comments |
|---|---|---|
| Strain Energy / Unit Volume at 20% Elongation (psi) | 11 |