|
PROPERTIES |
TEST METHOD |
VALUES FPS UNITS |
TEST METHOD |
VALUES METRIC UNITS |
| SPECIFIC GRAVITY | DIN 53508 | 1.50±0.05 | ASTM D297 | 1.50±0.05 |
| HARDNESS | DIN 53505 | 70 ± 5 SH A | ASTM D2240 | 70 ± 5 SH A |
| TENSILE STRENGTH ( MIN ) | DIN 53504 | 426 PSI | ASTM D412 | 30 KG/CM2 |
| ELONGATION AT BREAK ( MIN ) | DIN 53504 | 200% | ASTM D412 | 200% |
| TEAR RESISTANCE ( ANGULAR ) MIN | DIN 53515 | 90 LBS/INCH | ASTM D624 | 16 KG/CM |
| CHANGE IN PROPERTIES AFTER | ||||
| HEAT AGEING FOR ( 72 HRS. AT 70 ºC ) | ASTM D573 | |||
| — HARDNESS (PTS) | + 5 (MAX) | + 5 (MAX) | ||
| — TENSILE STRENGTH (%) | + 10 / -25 | + 10 / -25 | ||
| — ELONGATION AT BREAK (%) | + 10 / -25 | + 10 / -25 | ||
| VOLUME SWELL : AT 70ºC 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 | NOT RECOMMENDED | ASTM D 1149 | NOT RECOMMENDED | |
| — DILUTE ACIDS AND BASES | NOT RECOMMENDED | NOT RECOMMENDED | ||
| — CONCENTRATED ACIDS AND BASES | NOT RECOMMENDED | NOT RECOMMENDED | ||
| — OILS | NOT RECOMMENDED | NOT RECOMMENDED | ||
| — SOLVENTS | NOT RECOMMENDED | NOT RECOMMENDED | ||
| TEMPERATURE RANGE | -20º TO + 70 ºC | -20º TO + 70 ºC | ||
| COLOUR | BLACK | |||
| INSERTION | 1PLY COTTON 22+/-‐5 GSM FABRIC | |||
