|
PROPERTIES |
TEST METHOD |
VALUES FPS UNITS |
TEST METHOD |
VALUES METRIC UNITS |
| SPECIFIC GRAVITY | DIN 53508 | 1.20 ± 0.05 | ASTM D297 | 1.20 ± 0.05 |
| HARDNESS | DIN 53505 | 60 ± 5 SH A | ASTM D2240 | 60 ± 5 SH A |
| TENSILE STRENGTH (KG/CM2) | DIN 53504 | 1280 PSI | ASTM D412 | 90 KG/CM2 |
| ELONGATION AT BREAK ( MIN ) | DIN 53504 | 350% | ASTM D412 | 350% |
| COMPRESSION SET (70 ºC/24 HRS/25% SET) (MAX) | DIN 53517 | 40% | ASTM D395 METHOD B | 40% |
| TEAR RESISTANCE ( ANGULAR ) MIN | DIN 53515 | 140 LBS/INCH | ASTM D624 | 25 KG/CM |
| CHANGE IN PROPERTIES | ||||
| HEAT AGEING ( 72 HRS. AT 70 ºC) | ASTM D573 | |||
| — HARDNESS (PTS) | + 3 (MAX) | + 35 (MAX) | ||
| — TENSILE STRENGTH (%) | +10 / – 10 | +10 / – 10 | ||
| — ELONGATION AT BREAK (%) | +10 / – 10 | +10 / – 10 | ||
| VOLUME SWELL : AT 70º C FOR 72 HRS/IN | ASTM D 471 | |||
| IRM OIL NO.1 | NOT RECOMMENDED | NOT RECOMMENDED | ||
| IRM OIL NO.2 | NOT RECOMMENDED | NOT RECOMMENDED | ||
| IRM OIL NO.3 | NOT RECOMMENDED | NOT RECOMMENDED | ||
| POLYMER CONTENT (EPDM) | 100% | 100% | ||
| CHEMICAL RESISTANCE | ||||
| — OZONE | EXCELLENT | ASTM D 1149 | EXCELLENT | |
| — DILUTE ACIDS AND BASES | EXCELLENT | EXCELLENT | ||
| — CONCENTRATED ACIDS AND BASES | EXCELLENT | EXCELLENT | ||
| — OILS | FAIR | FAIR | ||
| — SOLVENTS | NOT RECOMMENDED | NOT RECOMMENDED | ||
| TEMPERATURE RANGE | -40 º TO +125º C | -40 º TO +125º C | ||
| Colour | BLACK | |||
