| Properties | test method |
| test method |
| ||||
|---|---|---|---|---|---|---|---|---|
| SPECIFIC GRAVITY | DIN 53508 | 1.20 ± 0.05 | ASTM D297 | 1.20 ± 0.05 | ||||
| HARDNESS | DIN 53505 | 40 ± 5 Sh A | ASTM D2240 | 40 ± 5 Sh A | ||||
| TENSILE STRENGTH ( min ) | DIN 53504 | 858 PSI | ASTM D412 | 60 kg/cm2 | ||||
| ELONGATION AT BREAK ( min ) | DIN 53504 | 200% | ASTM D412 | 200% | ||||
| COMPRESSION SET (70º C/24 hrs/25% set) (max) | DIN 53517 | 40% | ASTM D395 METHOD B | 40% | ||||
| TEAR RESISTANCE ( Angular ) min | DIN 53515 | 112 Lbs/Inch | ASTM D624 | 20 Kg/cm | ||||
| Polymer Content (%) | 100 | 100 | ||||||
| CHANGE IN PROPERTIES | ||||||||
| HEAT AGEING ( 72 hrs. AT 100 ºC ) | ASTM D573 | |||||||
| --- HARDNESS (Pts) | + 3 (Max) | + 3 (Max) | ||||||
| --- TENSILE STRENGTH (%) | + 5 / - 5 | + 5 / - 5 | ||||||
| --- ELONGATION AT BREAK (%) | + 5 / - 5 | + 5 / - 5 | ||||||
| VOLUME SWELL : AT 70º C FOR 72 HRS/IN | ASTM D 471 | |||||||
| IRM OIL NO.1 | + 5% | + 5% | ||||||
| IRM OIL NO.2 | + 7% | + 7% | ||||||
| IRM OIL NO.3 | + 25% | + 25% | ||||||
| CHEMICAL RESISTANCE | ||||||||
| --- OZONE | DIN 53508 | EXCELLENT | ASTM D 1149 | EXCELLENT | ||||
| --- DILUTE ACIDS AND BASES | EXCELLENT | EXCELLENT | ||||||
| --- CONCENTRATED ACIDS AND BASES | EXCELLENT | EXCELLENT | ||||||
| --- OILS | GOOD | GOOD | ||||||
| --- SOLVENTS | FAIR | FAIR | ||||||
| TEMPERATURE RANGE | -90 º to + 200º C | -90 º to + 200º C | ||||||
| COLOUR | BLACK | BLACK |
