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DMS 1849 SYNTHETIC RUBBER ETHYLENE-PROPYLENE-EPDM
DMS 1849 SYNTHETIC RUBBER ETHYLENE PROPYLENE (88)
EPDM ELASTOMER
We at Goodyear make a variety of parts using our Quality Process Listed EPDM compounds for Boeing.
Goodyear Rubber Co of So Ca is a manufacturer of custom molded rubber products and rubber compounds, seals and O-rings. We manufacture a robust variety EPDM products. We use transfer, compression and injection molding processes to meet your precise design requirements. Whether your needs are rapid-cast prototypes or extended production runs, Goodyear Rubber Company of Southern California is the First Name in Rubber for a reason!
| PROPERTIES | 40 | 50 | 60 | 70 | 80 | 90 | ASTM TEST |
|---|---|---|---|---|---|---|---|
| Type 1 (black) | |||||||
| Tensile Strength, psi Minimum | 2000 | 2500 | 2500 | 2500 | 2000 | 1500 | D 412 |
| Elongation, % Minimum | 450 | 400 | 400 | 350 | 250 | 175 | D 412 |
| Tear Resistance, ppi Minimum | 100 | 150 | 150 | 150 | 150 | 100 | D 624 |
| Tensile Stress - Report At (Note 1) | 200% | 200% | 200% | 150% | 100% | 100% | D 412 |
| Type 2 (Nonblack) | |||||||
| Tensile Strength, psi Minimum | 1500 | 2000 | 2200 | 2000 | 1500 | 1500 | D 412 |
| Elongation, % Minimum | 600 | 600 | 500 | 500 | 400 | 400 | D 412 |
| Tear Resistance, ppi Minimum | 125 | 150 | 150 | 150 | 125 | 125 | D 624 |
| Tensile Stress - | 300% | 300% | 300% | 300% | 200% | 200% | D 412 |
| Report At (Note 1) | |||||||
| Type 1 and 2 | |||||||
| Hardness, Durometer “A” (± 5) | 40 | 50 | 60 | 70 | 80 | 90 | D 2240 |
| (Max. Variation From App. Comp. ± 3) | |||||||
| Density - Report | D 297 | ||||||
| (Max. Variation ± 0.02) | |||||||
| Total Ash - Report | D 297 | ||||||
| (Max. Variation ± 10%) | |||||||
| Dry Heat Resistance | |||||||
| 22 Hours At 121°C (250°F) | |||||||
| Tensile Change, % Maximum | -15 | -15 | -15 | -15 | -15 | -15 | D 573 |
| Elongation Change, % Maximum | -20 | -20 | -20 | -20 | -20 | -20 | D 573 |
| Hardness Change, Maximum, Type 1 | 5 | 5 | 5 | 5 | 5 | 5 | D 573 |
| Type 2 | 10 | 10 | 10 | 10 | 10 | 10 | D 573 |
| Phosphate Ester Fluid Resistance | |||||||
| (DMS 2014, Type 4, Class 2) | |||||||
| 22 Hours at 121°C (250°F) | |||||||
| Tensile Change, % Maximum | -30 | -25 | -20 | -20 | -15 | -15 | D 471 |
| Elongation Change, % Maximum | -20 | -20 | -20 | -20 | -20 | -20 | D 471 |
| Hardness Change, Maximum | -15 | -10 | -10 | -10 | -10 | -10 | D 471 |
| Volume Change, % Maximum | 15 | 15 | 15 | 15 | 10 | 10 | D 471 |
| Compression Set (Sample-Plied Up Discs) | |||||||
| Percent of Original Deflection: | |||||||
| Type 1 - 22 Hours At 100°C (212°F) | 25 | 20 | 20 | 20 | 25 | 35 | D 395 |
| Type 2 - 22 Hours At 70°C (158°F) | 30 | 25 | 25 | 25 | 30 | 30 | D 395 |
| Low Temperature Brittleness Per Para. | No Cracks | D 746 | |||||
| 9.2 of ASTM, At -55°C (-67°F) |
