TECHNICAL DATASHEET
NBR (NITRILE) – Black
70 Shore Hardness

Cure system : SULPHUR

Temperature Range : -30°C to +100°C

Shelf Life : 15 Years

Specification Met : ASTM D2000 M2BG714 A14 B14 EA14 EF11 EF21 EO14 EO34 F17

PROPERTIES


PARAMETERS REQUIREMENT
ASTM D2000
ISG TEST VALUE
Hardness, Shore A (ASTM D 2240) 70 ± 5 70
Tensile Strength, Mpa (ASTM D412) Min 14.0 14.4
Elongation At Break, % (ASTM D 412) Min 250 325
Specific Gravity, g/cm3 (ASTM D 297) -- 1.27

RESISTANCE TO HEAT -- ASTM D 573
(70 Hrs At 100°C) – A14
REQUIREMENT
ASTM D2000
ISG TEST VALUE
Hardness Change, Points ± 15 +3
Tensile Strength Change % ± 30 +10
Elongation Change % Max -50 -28

COMPRESSION SET -- ASTM D395 – B14 REQUIREMENT
ASTM D2000
ISG TEST VALUE
Compression Set % 22hrs @ 100°C Max 25 12%

RESISTANCE TO WATER -- ASTM D 471
(70 Hrs At 100°C) – EA14
REQUIREMENT
ASTM D2000
ISG TEST VALUE
Hardness Change, Points ± 10 +5
Volume Change % ± 15 +10

RESISTANCE TO HEAT -- ASTM D 471
(70 Hrs At 23°C) – EA14
REQUIREMENT
ASTM D2000
ISG TEST VALUE
Hardness Change, Points ± 10 -4
Tensile Strength Change % Max -25 -15
Elongation Change % Max -25 -20
Volume Change % -5 To 10 +5

RESISTANCE TO HEAT -- ASTM D 471
(70 Hrs At 23°C) – EF21
REQUIREMENT
ASTM D2000
ISG TEST VALUE
Hardness Change, Points -30 To 0 -15
Tensile Strength Change % Max -60 -39
Elongation Change % Max -60 -33
Volume Change % 0 to +40 +23

RESISTANCE TO HEAT -- ASTM D 471
(70 Hrs At 100°C) – EO14
REQUIREMENT
ASTM D2000
ISG TEST VALUE
Hardness Change, Points -5 to +10 +7
Tensile Strength Change % Max -25 +7
Elongation Change % Max -45 +25
Volume Change % -10 To +5 -8

RESISTANCE TO HEAT -- ASTM D 471
(70 Hrs At 100°C) – EO34
REQUIREMENT
ASTM D2000
ISG TEST VALUE
Hardness Change, Points -10 To +5 +7
Tensile Strength Change % Max -45 +7
Elongation Change % Max -45 +25
Volume Change % -10 To +25 +6

LOW TEMP RESISTANCE -- ASTM D 2137 – F17 REQUIREMENT
ASTM D2000
ISG TEST VALUE
Non-Brittle After 3Min @ -40°C -- Pass

Ref Date: 01st April 2020