|
PROPERTIES |
TEST METHOD |
VALUES FPS UNITS |
TEST METHOD |
VALUES METRIC UNITS |
| SPECIFIC GRAVITY | DIN 53508 | 0.98+0.05 | ASTM D297 | 0.98+0.05 |
| HARDNESS | DIN 53505 | 38± 5 SH A | ASTM D2240 | 38± 5 SH A |
| TENSILE STRENGTH ( MIN ) | DIN 53504 | 3415 PSI | ASTM D412 | 240 KG/CM2 |
| ELONGATION AT BREAK ( MIN ) | DIN 53504 | 810% | ASTM D412 | 810% |
| ABRASION RESISTANCE ( MAX ) | DIN 53516 | 80 MM3 | ASTM D5963 | 80 MM3 |
| COMPRESSION SET ( 70°C/24HRS/25% COMPRESSION ) ( MAX ) | DIN 53517 | 20% | ASTM D395 METHOD B | 20% |
| TEAR RESISTANCE ( ANGULAR ) MIN | DIN 53515 | 224 LBS/INCH | ASTM D624 | 40 KG/CM |
| RESILIENCE | 75% | 75% | ||
| CHANGE IN PROPERTIES AFTER | ||||
| HEAT AGEING FOR ( 72 HRS. AT 70°C ) | ASTM D573 | |||
| — HARDNESS ( PTS ) | + 3 (MAX) | + 3 (MAX) | ||
| — TENSILE STRENGTH ( % ) | +10 / -15 | +10 / -15 | ||
| — ELONGATION AT BREAK ( % ) | +10 / -15 | +10 / -15 | ||
| VOLUME SWELL : AT 70°C FOR 72 HRS | ASTM D 471 | |||
| IN IRM OIL NO.1 | NOT RECOMMENDED | NOT RECOMMENDED | ||
| IN IRM OIL NO.2 | NOT RECOMMENDED | NOT RECOMMENDED | ||
| IN IRM OIL NO.3 | NOT RECOMMENDED | NOT RECOMMENDED | ||
| CHEMICAL RESISTANCE | ||||
| — OZONE | FAIR | ASTM D 1149 | FAIR | |
| — DILUTE ACIDS AND BASES | GOOD | GOOD | ||
| — CONCENTRATED ACIDS AND BASES | NOT RECOMMENDED | NOT RECOMMENDED | ||
| — OILS | NOT RECOMMENDED | NOT RECOMMENDED | ||
| — SOLVENTS | NOT RECOMMENDED | NOT RECOMMENDED | ||
| TEMPERATURE RANGE | -30 to +70oC | |||
| COLOUR | RED – RAL 3027 | |||
