*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.
Halogen Free Black Nitrile to BS2751 BA50
- Meets ASTM D 2000 M4 BK507A23B14EF21HG21F5K113
- REACH, RoHS, PAH and CE compliant
- Certified to BS2751 BA50
- Halogen Free Black Nitrile
- Suitable for use with oils, fuels, greases and water with excellent mechanical and physical characteristics
- High Grade pure NBR: 50° Shore
From £28.12 Excl. VAT
This product is available for bespoke manufacturing, please choose an option below:
Chemical Resistances
Coru190 Halogen Free Black Nitrile to BS2751 BA50 is a high grade pure NBR (acrylonitrile butadiene) nitrile sheeting to British Standard BS2751/BA50 specification, made to exacting standards suitable for use with oils, fuels, greases and water, with excellent mechanical and physical characteristics.
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: 1mm to 10mm (other thickness’ on request)
- Sheet Size: 1.4m wide in 5m and 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 |
|
METRIC UNITS |
||
|
DENSITY (Mg/m3) |
BS 903: PART A1 | 1.15 ± 0.02 |
| HARDNESS | BS903: PART A26 |
50 (+5-4) IRHD |
|
TENSILE STRENGTH (MIN) |
BS 903: PART A2 | 7.5 Mpa |
| ELONGATION AT BREAK (MIN) | BS 903: PART A2 |
450% |
|
COMPRESSION SET (70ºC/24 HRS/25% SET) (MAX) |
BS 903: PART A6 | 25% |
| TEAR RESISTANCE ( ANGULAR ) MIN | BS 903: PART A3 (Z) |
35 Kg/cm |
|
RESISTANCE TO ACCELERATED AGEING – 168 HRS AT 70˚C |
BS 903: PART A19 | |
| — HARDNESS (Pts) | BS 903: PART A26 |
+ 10 (MAX) |
|
— TENSILE STRENGTH (%) |
BS 903: PART A2 | -10 (MAX) |
| — ELONGATION AT BREAK (%) | BS 903: PART A2 |
-35 (MAX) |
|
VOLUME SWELL: AT 40ËšC FOR 24 HRS/IN |
BS 903: PART A16 | |
| FUEL B |
+30 (MAX) |
|
|
RESISTANCE TO LOW TEMPERATURE IN ºC AT WHICH THE STIFNESS SHALL NOT EXCEED 70 MPA |
BS 903: PART A13 | -30 |
| ADHESION TO AND CORROSION OF METALS
AT 70ºC / 168 HRS |
BS 903: PART A 37 |
MEETS REQUIREMENTS |
|
POLYMER CONTENT (NITRILE) |
100% | |
|
ADDITIONAL INFORMATION – |
||
|
CHEMICAL RESISTANCE |
||
| — OZONE | BS 903: PART A 43 |
FAIR |
|
— DILUTE ACIDS AND BASES |
BS 903: PART A16 | GOOD |
| — CONCENTRATED ACIDS AND BASES |
NOT RECOMMENDED |
|
|
— MINERAL OIL/PETROLEUM |
EXCELLENT | |
| — SOLVENTS |
FAIR |
|
|
TEMPERATURE RANGE |
-30Ëš to +120ËšC | |
| COLOUR |
BLACK |
|
|
VOLUME SWELL: AT 70°C FOR 72 HRS/IN |
VALUES | |
| IRM / ASTM OIL NO.1 |
– 3 % |
|
|
IRM / ASTM OIL NO.2 |
– 2% | |
| IRM / ASTM OIL NO.3 |
+ 10% |
|
|
PROPERTIES |
TEST METHOD | VALUES |
|
METRIC UNITS |
||
|
DENSITY (Mg/m3) |
BS 903: PART A1 | 1.15 ± 0.02 |
| HARDNESS | BS903: PART A26 |
50 (+5-4) IRHD |
|
TENSILE STRENGTH (MIN) |
BS 903: PART A2 | 7.5 Mpa |
| ELONGATION AT BREAK (MIN) | BS 903: PART A2 |
450% |
|
COMPRESSION SET (70ºC/24 HRS/25% SET) (MAX) |
BS 903: PART A6 | 25% |
| TEAR RESISTANCE ( ANGULAR ) MIN | BS 903: PART A3 (Z) |
35 Kg/cm |
|
RESISTANCE TO ACCELERATED AGEING – 168 HRS AT 70˚C |
BS 903: PART A19 | |
| — HARDNESS (Pts) | BS 903: PART A26 |
+ 10 (MAX) |
|
— TENSILE STRENGTH (%) |
BS 903: PART A2 | -10 (MAX) |
| — ELONGATION AT BREAK (%) | BS 903: PART A2 |
-35 (MAX) |
|
VOLUME SWELL: AT 40ËšC FOR 24 HRS/IN |
BS 903: PART A16 | |
| FUEL B |
+30 (MAX) |
|
|
RESISTANCE TO LOW TEMPERATURE IN ºC AT WHICH THE STIFNESS SHALL NOT EXCEED 70 MPA |
BS 903: PART A13 | -30 |
| ADHESION TO AND CORROSION OF METALS
AT 70ºC / 168 HRS |
BS 903: PART A 37 |
MEETS REQUIREMENTS |
|
POLYMER CONTENT (NITRILE) |
100% | |
|
ADDITIONAL INFORMATION – |
||
|
CHEMICAL RESISTANCE |
||
| — OZONE | BS 903: PART A 43 |
FAIR |
|
— DILUTE ACIDS AND BASES |
BS 903: PART A16 | GOOD |
| — CONCENTRATED ACIDS AND BASES |
NOT RECOMMENDED |
|
|
— MINERAL OIL/PETROLEUM |
EXCELLENT | |
| — SOLVENTS |
FAIR |
|
|
TEMPERATURE RANGE |
-30Ëš to +120ËšC | |
| COLOUR |
BLACK |
|
|
VOLUME SWELL: AT 70°C FOR 72 HRS/IN |
VALUES | |
| IRM / ASTM OIL NO.1 |
– 3 % |
|
|
IRM / ASTM OIL NO.2 |
– 2% | |
| IRM / ASTM OIL NO.3 |
+ 10% |
|