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Nitrile Rubber Gaskets

Nitrile Rubber Gaskets

Select your desired material grade from our options below. If you need assistance choosing the most appropriate material grade or are looking for something not listed, please contact us.

Choose from a selection of default gasket designs, or upload your custom gasket design with any additional requirements.

Technical data for each material is available below.

Images are used for illustration purposes. The final colours may not exactly reflect per the images shown and thicknesses will vary per your requirements. Please contact us for more information.

Choose Your Gasket

Gasket Design Options

Circular Gasket/Washer
Solid Disc
Circular Gasket with Holes
Circular/Flange Gasket with Holes
Square/Rectangular Gasket
Solid Square/Rectangular
Square/Rectangular Gasket with Holes
Square/Rectangular, Square Centre with Holes
Square/Rectangular, Circular Centre
Square/Rectangular, Circular Centre with Holes
Flange Gasket
Rubber Strip
Custom Gasket
  • White Food Quality FDA Approved Nitrile
  • Non-reinforced Diaphragm 100% Premium Grade Nitrile
  • Nitrile Coated Nylon Diaphragm
  • Medium Nitrile (10% content) SBR Insertion
  • Hydrogenated Nitrile
  • High Grade Reinforced Nitrile
  • High Grade Nitrile 2-ply Reinforced
  • Gas Grade Nitrile
  • Fuel Resistant Nitrile/PVC
  • BS2751 BA80 Halogen Free Nitrile
  • BS2751 BA70 Halogen Free Nitrile
  • BS2751 BA60 Halogen Free Nitrile
  • BS2751 BA50 Halogen Free Nitrile
  • BS2751 BA40 Halogen Free Nitrile
  • Blue Food Quality FDA Approved Nitrile
  • 10% Content Nitrile/SBR Rubber 70° shore
  • 10% Content Nitrile/SBR Rubber 50° shore
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  • Approved to FDA 21 CFR 177.2600 and EU1935/2004 & USP Class V1 compliant
  • REACH, RoHS, PAH and CE compliant
  • High Grade, Food Quality Nitrile Rubber: 60° Shore
  • White – RAL 9010
PROPERTIES TEST METHOD VALUES FPS UNITS TEST METHOD VALUES METRIC UNITS
SPECIFIC GRAVITY DIN 53508 1.4 +- 0.05 ASTM D297 1.4 +- 0.05
HARDNESS DIN 53505 60 ± 5 SH A ASTM D2240 60 ± 5 SH A
TENSILE STRENGTH ( MIN ) DIN 53504 853 PSI ASTM D412 60 KG/CM2
ELONGATION AT BREAK ( MIN ) DIN 53504 350 ASTM D412 350%
COMPRESSION SET (70 ºC/24 HRS/25% SET) (MAX) DIN ISO 815-1 40 ASTM D395 METHOD B 40%
TEAR RESISTANCE ( ANGULAR ) MIN DIN 53515 112 LBS/INCH ASTM D624 20 KG/CM
CHANGE IN PROPERTIES
HEAT AGEING ( 72 HRS. AT 70 ºC ) ASTM D573
— HARDNESS (PTS) + 4 (MAX) + 4 (MAX)
— TENSILE STRENGTH (%) + 10 / – 15 + 10 / – 15
— ELONGATION AT BREAK (%) + 10 / – 20 + 10 / – 20
VOLUME SWELL : AT 70º C FOR 72 HRS/IN ASTM D 471
IRM OIL NO.1 + 3 + 3 %
IRM OIL NO.2 + 16% + 16%
IRM OIL NO.3 + 20% + 20%
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 GOOD GOOD
— SOLVENTS FAIR FAIR
TEMPERATURE RANGE -20º TO + 110º C -25º TO + 110º C
COLOUR WHITE – RAL 9010 WHITE – RAL 9010
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  • REACH, RoHS, PAH and CE compliant
  • Good resistance to oil, fuel and certain chemicals
  • Non-Reinforced Diaphragm Premium Grade Nitrile: 70° Shore
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
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  • REACH, RoHS, PAH and CE compliant
  • Certified to BS2751 BA70
  • High Quality NBR Coated Nylon Diaphragm Sheeting: 70º Shore
Properties Test Method Values FPS Units
Volume Swell: At 40ºC For 24hrs/in
Fuel B (Max) BS 903: Part A16 +25%
Resistance to low temperature in ºC at which the stiffness shall not exceed 70MPA BS903: Part A13 -25
Adhesion to and corrosion of metals at 70ºC/168 hrs BS 903: Part A37 MEETS REQUIREMENTS
Polymer Content (Nitrile) 100%
Additional Information
Chemical Resistance
Ozone BS 903: Part A43 FAIR
Dilute Acids and Bases BS 903: Pat A16 GOOD
Concentrated Acids and Bases NOT RECOMMENDED
Mineral Oil/Petroleum EXCELLENT
Solvents FAIR
LPG/CNG GOOD
Water GOOD
Volume Swell: At 70ºC for 72 hrs/in
IRM / ASTM Oil No. 1 – 3%
IRM / ASTM Oil No. 2 – 2%
IRM / ASTM Oil No. 3 + 10%
Nitrile Rubber Coated Fabric in Black for Diaphragm Sheet – 1mm
Elastomer Characteristics Value Test Method
Elastomer NBR Nitrile Rubber BS2751 BA70
Hardness 70 ± 5 SH A DIN 53505
Colour Black
Fabric Characteristics
Fabric KK200
Weight 250GSM
Thickness 0.5mm
Coated Fabric Characteristics
Thickness 1.00 ± 0.05
Weight 1150 ± 50  ASTM D-751 IS-7016 (Pt-I)
Tensile Strength kg/50mm Warp 300 (min) ASTM D-751

IS 7016-Part II

ISO-1421
Weft 300 (min)
Elongation at Break Warp 30% (max)
Weft 30% (Max)
Adhesion (Peel Strength) kg/25mm 5kg ASTM D-751
Temperature range -25º to +110ºC
Mullen Burst Strength 800 PSI
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  • REACH, RoHS, PAH and CE compliant
  • For use in low to medium applications
  • A Nitrile blend sheeting with a 1 ply polyester fabric reinforcement: 70° Shore
PROPERTIES TEST METHOD VALUES FPS UNITS TEST METHOD VALUES METRIC UNITS
SPECIFIC GRAVITY DIN 53508 1.45 ± 0.05 ASTM D297 1.45 ± 0.05
HARDNESS DIN 53505 70 ± 5 SH A ASTM D2240 70 ± 5 SH A
TENSILE STRENGTH ( MIN ) DIN 53504 569 PSI ASTM D412 40 KG/CM2
ELONGATION AT BREAK ( MIN ) DIN 53504 200% ASTM D412 200%
COMPRESSION SET (70 ºC/24 HRS/25% SET) (MAX) DIN ISO 815-1 40% ASTM D395 METHOD B 40%
TEAR RESISTANCE ( ANGULAR ) MIN DIN 53515 100 LBS/INCH ASTM D624 18 KG/CM
CHANGE IN PROPERTIES
HEAT AGEING ( 72 HRS. AT 70 ºC ) ASTM D573
— HARDNESS (PTS) + 5 (MAX) + 5 (MAX)
— TENSILE STRENGTH (%) + 10 / – 25 + 10 / – 25
— ELONGATION AT BREAK (%) + 10 / – 25 + 10 / – 25
VOLUME SWELL : AT 70º C FOR 72 HRS/IN ASTM D 471
IRM OIL NO.1 + 30% + 30%
IRM OIL NO.2 + 44% + 44%
IRM OIL NO.3 + 85% + 85%
POLYMER CONTENT (NITRILE) 10% 10%
CHEMICAL RESISTANCE
— OZONE FAIR ASTM D 1149 FAIR
— DILUTE ACIDS AND BASES FAIR FAIR
— CONCENTRATED ACIDS AND BASES NOT RECOMMENDED NOT RECOMMENDED
— OILS NOT RECOMMENDED NOT RECOMMENDED
— SOLVENTS NOT RECOMMENDED NOT RECOMMENDED
TEMPERATURE RANGE -30 º TO +90º C -30 º TO +90º C
INSERTION 1 PLY 22GSM COTTON FABRIC INSERTION
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  • REACH, RoHS, PAH and CE compliant
  • For use with chemicals, oil, fluctuating temperatures
  • Hydrogenated Nitrile: 70° shore
PROPERTIES TEST METHOD VALUES TESTED METHOD VALUES
FPS UNITS METRIC UNITS
Specific Gravity DIN 53509 1.20 ± 0.05 ASTM D297 1.20 ± 0.05
Hardness DIN 53505 70 ± 5 Sh A ASTM D2240 70 ± 5 Sh A
Tensile Strength (min) DIN 53504 1422 PSI ASTM D412 100kg/cm2
Elongation at Break (min) DIN 53504 200% ASTM D412 200%
Compression Set (70oC/24hrs/25% set) (max) DIN 53517 50% ASTM D395 50%
Method B
Tear Resistance (Angular) (min) DIN 53515 250lbs/inch ASTM D624 45kg/cm
Change in Properties
Heat Ageing (72 hrs at 70oC) ASTM D573
– Hardness (Pts) +2 (Max) +2 (Max)
– Tensile Strength (%) +5 5
– Elongation at Break (%) ±10 ±10
Volume Swell: At 70oC for 72 hrs/in ASTM D471
IRM No.901 1% 1%
IRM No.902 5% 5%
IRM No.903 10% 10%
Polymer Content (Hydrogenated Chemical Resistance) 100% 100%
– Ozone Excellent ASTM D1149 Excellent
– Dilute Acids and Bases Excellent Excellent
– Concentrated Acids and Bases Fair Fair
– Oils Excellent Excellent
– Solvents Good Good
Temperature Range -30o to 150oC -30o to 150oC
Colour Black Black
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  • REACH, RoHS, PAH and CE compliant
  • Certified to BS2751
  • High Grade Nitrile Reinforced – 1ply 150GSM Nylon Fabric: 70° Shore
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  • REACH, RoHS, PAH and CE compliant
  • Certified to BS2751
  • High Grade Nylon Reinforced – 2PLY 150GSM Nylon Fabric Reinforcement
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PROPERTIES TEST METHOD VALUES FPS UNITS TEST METHOD VALUES 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/24 HRS/25% SET) (MAX) ISO 815-1 12% ASTM D395 Method B 12%
TEAR RESISTANCE ( ANGULAR ) MIN ISO 34-1 196 LBS/INCH ASTM D624 35 KG/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 70ºC FOR 168 HRS/IN Fuel B ASTM D471  +30 % +30 %
VOLUME SWELL : AT 70ºC FOR 168 HRS/IN 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 AND BASES MODERATELY RESISTANT MODERATELY RESISTANT
— OILS GOOD GOOD
— SOLVENTS GOOD GOOD
TEMPERATURE RANGE -30° to 100°C -30° to 100°C
COLOUR BLACK BLACK
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  • Meets ASTM D 2000 M5 BG606A14B14C12EO34G21
  • REACH, RoHS, PAH and CE compliant
  • Fuel Resistant Grade
  • High Quality NBR/PVC: 65° Shore
PROPERTIES TEST METHOD VALUES FPS UNITS TEST METHOD VALUES METRIC UNITS
SPECIFIC GRAVITY ASTM D297 1.25 DIN 53508 1.25
HARDNESS ASTM D2240 65 ± 5 SH A DIN 53505 65 ± 5 SH A
TENSILE STRENGTH ( MIN ) ASTM D412 995 PSI DIN 53504 60 KG/CM2
ELONGATION AT BREAK ( MIN ) ASTM D412 250% DIN 53504 250%
COMPRESSION SET (70ºC/24 HRS/25% SET) (MAX) ASTM D395 METHOD B 35% DIN 53517 35%
ABRASION LOSS (MAX) ASTM D 5963 300 MM3 DIN 53516 300 MM3
TEAR RESISTANCE ( ANGULAR ) MIN ASTM D624 123 LBS/INCH DIN 53515 22 KG/CM
CHANGE IN PROPERTIES
HEAT AGEING ( 72 HRS. AT 70ºC ) ASTM D 573
— HARDNESS (PTS) + 6 (MAX) + 6 (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
ASTM OIL NO.1 -2% -2%
ASTM OIL NO.2 + 4% + 4%
ASTM OIL NO.3 + 13% + 13%
AT FUEL B /24 HRS/ROOM TEMP, MAX + 25 % + 25 %
POLYMER CONTENT (NITRILE/PVC BLEND) BLEND BLEND
CHEMICAL RESISTANCE
— OZONE ASTM D 1149 GOOD GOOD
— DILUTE ACIDS AND BASES GOOD GOOD
— CONCENTRATED ACIDS AND BASES NOT RECOMMENDED NOT RECOMMENDED
— OILS EXCELLENT EXCELLENT
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  • Halogen Free Black Nitrile
  • Meets ASTM D 2000 M4 BK812A23B14EF21HG21F5K113
  • REACH, RoHS, PAH and CE compliant
  • Certified to BS2751 BA80
  • Suitable for use with oils, fuels, greases and water, with excellent mechanical and physical characteristics
  • High Grade pure NBR: 80° Shore
PROPERTIES TEST METHOD VALUES
METRIC UNITS
DENSITY (Mg/m3) BS 903: PART A1 1.25 ± 0.02
HARDNESS BS903: PART A26 80 (+5-4) IRHD
TENSILE STRENGTH (MIN) BS 903:  PART A2 12.5 Mpa
ELONGATION AT BREAK (MIN) BS 903: PART A2 150%
COMPRESSION SET (70ºC/24 HRS/25% SET) (MAX) BS 903: PART A6 20%
TEAR RESISTANCE ( ANGULAR ) MIN BS 903:  PART A3 55 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 40˚C FOR 24 HRS/IN BS 903: PART A16
FUEL B (MAX) +25%
RESISTANCE TO LOW TEMPERATURE IN ºC AT WHICH THE STIFNESS SHALL NOT EXCEED 70 MPA BS 903: PART A13 -15
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 -20˚ to +110˚C
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%
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  • Halogen Free Black Nitrile
  • Meets ASTM D 2000 M4 BK712A23B14EF21HG21F5K113
  • REACH, RoHS, PAH and CE compliant
  • Certified to BS2751 BA70
  • Suitable for use with oils, fuels, greases and water with excellent mechanical and physical characteristics
  • High Grade pure NBR: 70° Shore
PROPERTIES TEST METHOD VALUES
METRIC UNITS
DENSITY (Mg/m3) BS 903: PART A1 1.2 ± 0.02
HARDNESS BS 903: PART A26 70 (+5-4) IRHD
TENSILE STRENGTH (MIN) BS 903:  PART A2 12.5 Mpa
ELONGATION AT BREAK (MIN) BS 903: PART A2 250%
COMPRESSION SET (70ºC/24 HRS/25% SET) (MAX) BS 903: PART A6 20%
TEAR RESISTANCE ( ANGULAR ) MIN BS 903:  PART A3 50 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 40˚C FOR 24 HRS/IN BS 903: PART A16
FUEL B (MAX) +25%
RESISTANCE TO LOW TEMPERATURE IN ºC AT WHICH THE STIFNESS SHALL NOT EXCEED 70 MPA BS 903: PART A13 -20
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 -30˚ to +120˚C
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%
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  • Halogen Free Black Nitrile
  • Meets ASTM D 2000 M4 BK608A23B14EF21HG21F5K113
  • REACH, RoHS, PAH and CE compliant
  • Certified to BS2751 BA60
  • Suitable for use with oils, fuels, greases and water with excellent mechanical and physical characteristics
  • High Grade pure NBR: 60° Shore
PROPERTIES TEST METHOD VALUES
METRIC UNITS
DENSITY (Mg/m3) BS 903: PART A1 1.2 ± 0.02
HARDNESS BS903: PART A26 60 (+5-4) IRHD
TENSILE STRENGTH (MIN) BS 903:  PART A2 8.5 Mpa
ELONGATION AT BREAK (MIN) BS 903: PART A2 400%
COMPRESSION SET (70ºC/24 HRS/25% SET) (MAX) BS 903: PART A6 20%
TEAR RESISTANCE ( ANGULAR ) MIN BS 903:  PART A3 (Z) 45 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 40˚C FOR 24 HRS/IN BS 903: PART A16
FUEL B (MAX) +25%
RESISTANCE TO LOW TEMPERATURE IN ºC AT WHICH THE STIFNESS SHALL NOT EXCEED 70 MPA BS 903: PART A13 -25
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 -25˚ to +110˚C
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%
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  • Halogen Free Black Nitrile
  • Meets ASTM D 2000 M4 BK507A23B14EF21HG21F5K113
  • REACH, RoHS, PAH and CE compliant
  • Certified to BS2751 BA50
  • Suitable for use with oils, fuels, greases and water with excellent mechanical and physical characteristics
  • High Grade pure NBR: 50° Shore
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 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 40˚C FOR 24 HRS/IN BS 903: PART A16
FUEL B +30 (MAX)
RESISTANCE TO LOW TEMPERATURE IN ºC AT WICH 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 -30˚ to +120˚C
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%
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  • Halogen Free Black Nitrile
  • Meets ASTM D 2000 M4 BK407A23B14EF21HG21F5K113
  • REACH, RoHS, PAH and CE compliant
  • Certified to BS2751 BA40
  • Suitable for use with oils, fuels, greases and water with excellent mechanical and physical characteristics
  • High Grade pure NBR: 40° Shore
PROPERTIES TEST METHOD VALUES
METRIC UNITS
DENSITY (Mg/m3) BS 903: PART A1 1.10 ± 0.02
HARDNESS BS903: PART A26 40 (+ 5-4) IRHD
TENSILE STRENGTH (MIN) BS 903:  PART A2 7 Mpa
ELONGATION AT BREAK (MIN) BS 903: PART A2 600%
COMPRESSION SET (70ºC/24 HRS/25% SET) (MAX) BS 903: PART A6 30%
TEAR RESISTANCE ( ANGULAR ) MIN BS 903:  PART A3 30 Kg/cm
RESISTANCE TO ACCELERATED AGEING- 168HRS 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 40˚C 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 -30˚ to +120˚C
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%
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  • Approved to US FDA 21 CFR177,2600 – EU1935/2004 and USP Class V1 compliant
  • REACH, RoHS, PAH and CE compliant
  • Suitable for high temperatures and media containing oils, fats and greases
  • FDA approved Nitrile Rubber: 60° Shore
PROPERTIES TEST METHOD VALUES FPS UNITS TEST METHOD VALUES METRIC UNITS
SPECIFIC GRAVITY ASTM D297 1.40 ± 0.05 DIN 53508 1.40 ± 0.05
HARDNESS ASTM D2240 60 ± 5 SH A DIN 53505 60 ± 5 SH A
TENSILE STRENGTH ( MIN ) ASTM D412 1140 PSI DIN 53504 60 KG/CM2
ELONGATION AT BREAK ( MIN ) ASTM D412 350% DIN 53504 350%
COMPRESSION SET (70 ºC/24 HRS/25% SET) (MAX) ASTM D395 METHOD B 40% DIN 53517 40%
TEAR RESISTANCE ( ANGULAR ) MIN ASTM D624 112 LBS/INCH DIN 53515 20 KG/CM
CHANGE IN PROPERTIES
HEAT AGEING ( 72 HRS. AT 70 ºC ) ASTM D573
— HARDNESS (PTS) + 4 (MAX) + 4 (MAX)
— TENSILE STRENGTH (%) + 10 / – 15 + 10 / – 15
— ELONGATION AT BREAK (%) + 10 / – 20 + 10 / – 20
VOLUME SWELL : AT 70º C FOR 72 HRS/IN ASTM D 471
ASTM OIL NO.1 + 3 % + 3 %
ASTM OIL NO.2 + 16% + 16%
ASTM OIL NO.3 + 20% + 20%
POLYMER CONTENT (NITRILE) 100% 100%
CHEMICAL RESISTANCE
— OZONE ASTM D 1149 FAIR FAIR
— DILUTE ACIDS AND BASES GOOD GOOD
— CONCENTRATED ACIDS AND BASES NOT RECOMMENDED NOT RECOMMENDED
— OILS GOOD GOOD
— SOLVENTS FAIR FAIR
TEMPERATURE RANGE -25º TO + 110º C -25º TO + 110º C
COLOUR RAL 5012 BLUE RAL 5012 BLUE
POLYMER CONTENT (%) 100
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PROPERTIES TEST METHOD VALUES FPS UNITS TEST METHOD VALUES METRIC UNITS
SPECIFIC GRAVITY DIN 53508 1.50 ± 0.05 ASTM D297 1.70 ± 0.05
HARDNESS DIN 53505 70 ± 5 SH A ASTM D2240 70 ± 5 SH A
TENSILE STRENGTH ( MIN ) DIN 53504 497 PSI ASTM D412 35 KG/CM2
ELONGATION AT BREAK ( MIN ) DIN 53504 200% ASTM D412 200%
COMPRESSION SET (70 ºC/24 HRS/25% SET) (MAX) DIN 53517 50% ASTM D395 METHOD B 50%
TEAR RESISTANCE ( ANGULAR ) MIN DIN 53515 84 LBS/INCH ASTM D624 15 KG/CM
CHANGE IN PROPERTIES
HEAT AGEING ( 72 HRS. AT 70 ºC ) ASTM D573
— HARDNESS (PTS) + 5 (MAX) + 5 (MAX)
— TENSILE STRENGTH (%) + 10 / – 25 + 10 / – 25
— ELONGATION AT BREAK (%) + 10 / – 25 + 10 / – 25
VOLUME SWELL : AT 70º C FOR 72 HRS/IN ASTM D 471
IRM OIL NO.1 + 30% + 30%
IRM OIL NO.2 + 44% + 44%
IRM OIL NO.3 + 85% + 85%
POLYMER CONTENT (NITRILE) 10% 10%
CHEMICAL RESISTANCE
— OZONE FAIR ASTM D 1149 FAIR
— DILUTE ACIDS AND BASES FAIR FAIR
— CONCENTRATED ACIDS AND BASES NOT RECOMMENDED NOT RECOMMENDED
— OILS FAIR- NOT RECOMMENDED FOR SUBMERSION FAIR- NOT RECOMMENDED FOR SUBMERSION
— SOLVENTS NOT RECOMMENDED NOT RECOMMENDED
TEMPERATURE RANGE -30 º TO +70º C -30 º TO +70º C
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PROPERTIES TEST METHOD VALUES FPS UNITS TEST METHOD VALUES METRIC UNITS
SPECIFIC GRAVITY DIN 53508 1.45 ± 0.05 ASTM D297 1.45 ± 0.05
HARDNESS DIN 53505 50 ± 5 SH A ASTM D2240 50 ± 5 SH A
TENSILE STRENGTH ( MIN ) DIN 53504 569 PSI ASTM D412 40 KG/CM2
ELONGATION AT BREAK ( MIN ) DIN 53504 200% ASTM D412 200%
COMPRESSION SET (70 ºC/24 HRS/25% SET) (MAX) DIN ISO 815-1 40% ASTM D395 METHOD B 40%
TEAR RESISTANCE ( ANGULAR ) MIN DIN 53515 100 LBS/INCH ASTM D624 18 KG/CM
CHANGE IN PROPERTIES
HEAT AGEING ( 72 HRS. AT 70 ºC ) ASTM D573
— HARDNESS (PTS) + 5 (MAX) + 5 (MAX)
— TENSILE STRENGTH (%) + 10 / – 25 + 10 / – 25
— ELONGATION AT BREAK (%) + 10 / – 25 + 10 / – 25
VOLUME SWELL : AT 70º C FOR 72 HRS/IN ASTM D 471
IRM OIL NO.1 + 30% + 30%
IRM OIL NO.2 + 44% + 44%
IRM OIL NO.3 + 85% + 85%
POLYMER CONTENT (NITRILE) 10% 10%
CHEMICAL RESISTANCE
— OZONE FAIR ASTM D 1149 FAIR
— DILUTE ACIDS AND BASES FAIR FAIR
— CONCENTRATED ACIDS AND BASES NOT RECOMMENDED NOT RECOMMENDED
— OILS NOT RECOMMENDED NOT RECOMMENDED
— SOLVENTS NOT RECOMMENDED NOT RECOMMENDED
TEMPERATURE RANGE -30 º TO +90º C -30 º TO +90º C