*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.
Black Non Reinforced Diaphragm Grade Nitrile 70 ° shore
- REACH, RoHS, PAH and CE compliant
- Good resistance to oil, fuel and certain chemicals
- Non-Reinforced Diaphragm Premium Grade Nitrile: 70° Shore
From £19.92 Excl. VAT
This product is available for bespoke manufacturing, please choose an option below:
Chemical Resistances
Coru206 Black Non Reinforced Diaphragm Grade Nitrile 70° shore is a high grade non reinforced diaphragm Nitrile rubber sheet, offering good resistance to oil, fuel and certain chemicals.
N.B. Available in plain or self-adhesive backed tape (SAB) alternatives. Bespoke sheets and gaskets are available, as well as customised rubber strips. Email your enquiries to sales@coruba.co.uk.
Material Profile (see below):
- Thickness: 0.5mm and 0.75mm
- Sheet Size: 1.4m wide in 10m rolls
- Finish: Smooth finish
- Cutting: Standard press-tools
Other grades, colours and finishes are available – subject to minimum batch quantities.
|
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 |