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*Terms and conditions apply
If you would like to discuss this product, or you require a sample, please call 01702 560194. Alternatively, you can use our contact form.
Please note: All cut material is non-returnable unless faulty as these are non-sellable and have been cut to specific requirements.
Non-reinforced Diaphragm 100% Premium Grade Nitrile Strip
SKU: ST-Coru206
- REACH, RoHS, PAH and CE compliant
- Good resistance to oil, fuel and certain chemicals
- Non-Reinforced Diaphragm Premium Grade Nitrile: 70° Shore
- View material – Coru206
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Chemical Resistances
Brine, Calcium Chloride, Carbon Dioxide, Carbon Monoxide, Castor Oil, Corn Oil, Crude Oil, Diesel Oil, Fatty Acids, Gasoline, Glucose, Grease, Heptane, Hydraulic Fluid, Hydrogen Gas, Hydrogen Sulphide, Jet Fuels, Kerosene, Lard, Lime, Linoleic Acid, Linseed Oil, LPG, Lubricating Oils, Mineral Oil, Natural Gas, Neon Gas, Nitrogen, Oil Petroleum, Oleic Acid, Paraffin Wax, Pentane, Petroleum Oils, Pine Oil, Propane, Sea Water, Sewage, Steam, Sulfuric Acid, Toluene, Transformer Oil, Urea, Varnish, Vinegar
Technical Information
| PROPERTIES | TEST METHOD | VALUES FPS UNITS | TEST METHOD | VALUES METRIC UNITS |
| SPECIFIC GRAVITY | DIN 53508 | 1.25 | ASTM D297 | 1.25 |
| HARDNESS | DIN 53505 | 65 ± 5 SH A | ASTM D2240 | 65 ± 5 SH A |
| TENSILE STRENGTH ( MIN ) | DIN 53504 | 1425 PSI | ASTM D412 | 100 KG/CM2 |
| ELONGATION AT BREAK ( MIN ) | DIN 53504 | 350% | ASTM D412 | 350% |
| COMPRESSION SET (70ºC/24 HRS/25% SET) (MAX) | DIN ISO 815-1 | 30% | ASTM D395 METHOD B | 30% |
| TEAR RESISTANCE ( ANGULAR ) MIN | DIN 53515 | 140 LBS/INCH | ASTM D624 | 25 KG/CM |
| CHANGE IN PROPERTIES | ||||
| HEAT AGEING ( 72 HRS. AT 70ºC ) | ASTM D 573 | |||
| — HARDNESS (PTS) | + 4 (MAX) | + 4 (MAX) | ||
| — TENSILE STRENGTH (%) | + 10 / -10 | + 10 / -10 | ||
| — ELONGATION AT BREAK (%) | + 10 / -20 | + 10 / -20 | ||
| VOLUME SWELL : AT 70ºC FOR 72 HRS/IN | ASTM D 471 | |||
| IRM OIL NO.1 | -2% | -2% | ||
| IRM OIL NO.2 | + 4% | + 4% | ||
| IRM OIL NO.3 | + 13% | + 15% | ||
| POLYMER CONTENT (NITRILE) | 100% | 100% | ||
| CHEMICAL RESISTANCE | ||||
| — OZONE | FAIR | ASTM D 1149 | FAIR | |
| — DILUTE ACIDS AND BASES | GOOD | GOOD | ||
| — CONCENTRATED ACIDS AND BASES | NOT RECOMMENDED | NOT RECOMMENDED | ||
| — OILS | EXCELLENT | EXCELLENT | ||
| — SOLVENTS | GOOD | GOOD | ||
| TEMPERATURE RANGE | -30º TO + 120º C | -30º TO + 120º C |
| PROPERTIES | TEST METHOD | VALUES FPS UNITS | TEST METHOD | VALUES METRIC UNITS |
| SPECIFIC GRAVITY | DIN 53508 | 1.25 | ASTM D297 | 1.25 |
| HARDNESS | DIN 53505 | 65 ± 5 SH A | ASTM D2240 | 65 ± 5 SH A |
| TENSILE STRENGTH ( MIN ) | DIN 53504 | 1425 PSI | ASTM D412 | 100 KG/CM2 |
| ELONGATION AT BREAK ( MIN ) | DIN 53504 | 350% | ASTM D412 | 350% |
| COMPRESSION SET (70ºC/24 HRS/25% SET) (MAX) | DIN ISO 815-1 | 30% | ASTM D395 METHOD B | 30% |
| TEAR RESISTANCE ( ANGULAR ) MIN | DIN 53515 | 140 LBS/INCH | ASTM D624 | 25 KG/CM |
| CHANGE IN PROPERTIES | ||||
| HEAT AGEING ( 72 HRS. AT 70ºC ) | ASTM D 573 | |||
| — HARDNESS (PTS) | + 4 (MAX) | + 4 (MAX) | ||
| — TENSILE STRENGTH (%) | + 10 / -10 | + 10 / -10 | ||
| — ELONGATION AT BREAK (%) | + 10 / -20 | + 10 / -20 | ||
| VOLUME SWELL : AT 70ºC FOR 72 HRS/IN | ASTM D 471 | |||
| IRM OIL NO.1 | -2% | -2% | ||
| IRM OIL NO.2 | + 4% | + 4% | ||
| IRM OIL NO.3 | + 13% | + 15% | ||
| POLYMER CONTENT (NITRILE) | 100% | 100% | ||
| CHEMICAL RESISTANCE | ||||
| — OZONE | FAIR | ASTM D 1149 | FAIR | |
| — DILUTE ACIDS AND BASES | GOOD | GOOD | ||
| — CONCENTRATED ACIDS AND BASES | NOT RECOMMENDED | NOT RECOMMENDED | ||
| — OILS | EXCELLENT | EXCELLENT | ||
| — SOLVENTS | GOOD | GOOD | ||
| TEMPERATURE RANGE | -30º TO + 120º C | -30º TO + 120º C |