|
PROPERTIES |
TEST METHOD |
VALUES FPS UNITS |
TEST METHOD |
VALUES METRIC UNITS |
| SPECIFIC GRAVITY | DIN 53508 | 1.40±0.05 | ASTM D297 | 1.40±0.05 |
| HARDNESS | DIN 53505 | 65 ± 5 SH A | ASTM D2240 | 65 ± 5 SH A |
| TENSILE STRENGTH (MIN) | DIN 53504 | 1422 PSI | ASTM D412 | 100 KG/CM2 |
| ELONGATION AT BREAK (MIN) | DIN 53504 | 400 % | ASTM D412 | 400 % |
| COMPRESSION SET (70ºC/24 HRS/25% COMPRESSION) (MAX) | DIN ISO 815-1 | 40% | ASTM D395 METHOD B | 40% |
| TEAR RESISTANCE (ANGULAR) MIN | DIN 53515 | 95 LBS/INCH | ASTM D624 | 25 KG/CM |
| CHANGE IN PROPERTIES AFTER | ||||
| HEAT AGEING FOR (72 HRS. AT 70ºC ) | ASTM D573 | |||
| — HARDNESS (PTS) | + 5 (MAX) | + 5 (MAX) | ||
| — TENSILE STRENGTH (%) | + 10 / – 25 | + 10 / – 25 | ||
| — ELONGATION AT BREAK (%) | + 10 / – 30 | + 10 / – 30 | ||
| VOLUME SWELL: AT 70º C FOR 72 HRS | ASTM D 471 | |||
| IN IRM OIL NO.1 | + 18% | + 18% | ||
| IN IRM OIL NO.2 | + 23% | + 23% | ||
| IN IRM OIL NO.3 | + 60% | + 60% | ||
| POLYMER CONTENT (NEOPRENE) | 100% | 100% | ||
| CHEMICAL RESISTANCE | ||||
| — OZONE | GOOD | ASTM D 1149 | GOOD | |
| — DILUTE ACIDS AND BASES | FAIR | FAIR | ||
| — CONCENTRATED ACIDS AND BASES | FAIR | FAIR | ||
| — OILS | GOOD | GOOD | ||
| — SOLVENTS | FAIR | FAIR | ||
| TEMPERATURE RANGE | -30º TO + 130º C | -30º TO + 130º C |































































