*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.
Chemical Resistances
Coru2494 Black BS:EN682 : 2002 Gas Grade Nitrile 70° shore is a Gas Approved grade.
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.
The above sheeting is manufactured from top quality virgin materials and ingredients meeting high standard of performance.
- Material Profile: see below for exact specifications
- Thickness: 1mm to 6mm
- Sheet Size: 1.4m wide in 10m rolls
- Finish: Plate finish
- Cutting: Standard press-tools
This Product is REACH, RoHS, PAH and CE Compliant.
Other grades, colours and finishes are available – subject to minimum batch quantities.
|
PROPERTIES |
TEST METHOD |
VALUES |
TEST METHOD |
VALUES |
|
FPS UNITS |
METRIC UNITS |
|||
|
SPECIFIC GRAVITY |
DIN 53509 |
1.20 ± 0.05 |
ASTM D297 |
1.20 ± 0.05 |
|
HARDNESS |
ISO48-4 |
70 ± 5 Sh A |
ASTM D2240 |
70 ± 5 Sh A |
|
TENSILE STRENGTH (min) |
ISO 37 |
1422 PSI |
ASTM D412 |
100 kg/cm2 |
|
ELONGATION AT BREAK (min) |
ISO 37 |
200% |
ASTM D412 |
200% |
|
COMPRESSION SET (70ºC/24hrs/25% set) (max) |
ISO 815-1 |
12% |
ASTM D395 METHOD B |
12% |
|
TEAR RESISTANCE (Angular) min |
ISO 34-1 |
196lbs/Inch |
ASTM D624 |
35Kg/cm |
|
CHANGE IN PROPERTIES |
|
|
|
|
|
HEAT AGEING (72 hrs. AT 70ºC) |
|
|
ASTM D573 |
|
|
– HARDNESS (Pts) |
|
+ 5 (Max) |
|
+ 5 (Max) |
|
– TENSILE STRENGTH (%) |
|
+10/-20 |
|
+10/-20 |
|
– ELONGATION AT BREAK (%) |
|
+10/-25 |
|
+10/-25 |
|
VOLUME SWELL: AT 23ºC FOR 168 HRS/IN FUEL B |
ASTM D471 |
+30% |
|
+30% |
|
VOLUME SWELL: AT 70ºC FOR 168 HRS |
|
|
ASTM D471 |
|
|
IRM NO.901 |
|
NOT RECOMMENDED |
|
NOT RECOMMENDED |
|
IRM NO.902 |
NOT RECOMMENDED |
NOT RECOMMENDED |
||
|
IRM NO.903 |
|
+10/-25 |
|
+10/-25 |
|
CHEMICAL RESISTANCE |
|
|
|
|
|
OZONE |
ISO 1431-1 |
NO CRACK |
ASTM D 1149 |
NO CRACK |
|
– DILUTE ACIDS AND BASES |
|
GOOD |
|
GOOD |
|
CONCENTRATED ACIDS |
|
MODERATELY RESISTANT |
|
MODERATELY RESISTANT |
|
– OILS |
|
GOOD |
|
GOOD |
|
– SOLVENTS |
|
GOOD |
|
GOOD |
|
TEMPERATURE RANGE |
|
-30° TO 100°C |
|
-30° TO 100°C |
|
COLOUR |
|
BLACK |
|
BLACK |
|
PROPERTIES |
TEST METHOD |
VALUES |
TEST METHOD |
VALUES |
|
FPS UNITS |
METRIC UNITS |
|||
|
SPECIFIC GRAVITY |
DIN 53509 |
1.20 ± 0.05 |
ASTM D297 |
1.20 ± 0.05 |
|
HARDNESS |
ISO48-4 |
70 ± 5 Sh A |
ASTM D2240 |
70 ± 5 Sh A |
|
TENSILE STRENGTH (min) |
ISO 37 |
1422 PSI |
ASTM D412 |
100 kg/cm2 |
|
ELONGATION AT BREAK (min) |
ISO 37 |
200% |
ASTM D412 |
200% |
|
COMPRESSION SET (70ºC/24hrs/25% set) (max) |
ISO 815-1 |
12% |
ASTM D395 METHOD B |
12% |
|
TEAR RESISTANCE (Angular) min |
ISO 34-1 |
196lbs/Inch |
ASTM D624 |
35Kg/cm |
|
CHANGE IN PROPERTIES |
|
|
|
|
|
HEAT AGEING (72 hrs. AT 70ºC) |
|
|
ASTM D573 |
|
|
– HARDNESS (Pts) |
|
+ 5 (Max) |
|
+ 5 (Max) |
|
– TENSILE STRENGTH (%) |
|
+10/-20 |
|
+10/-20 |
|
– ELONGATION AT BREAK (%) |
|
+10/-25 |
|
+10/-25 |
|
VOLUME SWELL: AT 23ºC FOR 168 HRS/IN FUEL B |
ASTM D471 |
+30% |
|
+30% |
|
VOLUME SWELL: AT 70ºC FOR 168 HRS |
|
|
ASTM D471 |
|
|
IRM NO.901 |
|
NOT RECOMMENDED |
|
NOT RECOMMENDED |
|
IRM NO.902 |
NOT RECOMMENDED |
NOT RECOMMENDED |
||
|
IRM NO.903 |
|
+10/-25 |
|
+10/-25 |
|
CHEMICAL RESISTANCE |
|
|
|
|
|
OZONE |
ISO 1431-1 |
NO CRACK |
ASTM D 1149 |
NO CRACK |
|
– DILUTE ACIDS AND BASES |
|
GOOD |
|
GOOD |
|
CONCENTRATED ACIDS |
|
MODERATELY RESISTANT |
|
MODERATELY RESISTANT |
|
– OILS |
|
GOOD |
|
GOOD |
|
– SOLVENTS |
|
GOOD |
|
GOOD |
|
TEMPERATURE RANGE |
|
-30° TO 100°C |
|
-30° TO 100°C |
|
COLOUR |
|
BLACK |
|
BLACK |