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Zetpol® HNBR

Zetpol® hydrogenated nitrile (HNBR) is ZEON’s toughest, most durable elastomer. Zetpol resists prolonged exposure to 160°C and provides superior resistance to hot fluids. The toughness of Zetpol makes it the ideal choice for automotive belt, seals, and oil field components.

Zetpol is classified as a DH-DK polymer according to SAE J200 / ASTM D200.

photo of Zetpol hydrogenated nitrile (HNBR) synthetic elastomer

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The best technical support comes from chemists with years of hands-on experience. Talk to our team about this product today.

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KEY ATTRIBUTES

Performance from -40° to +160°C

Zetpol is ideal for applications requiring both high and low temperature performance. It provides excellent retention of physical properties over a wide range of temperatures from -40° to +160°C.

Chart showing Zetpol's retention of physical properties at elevated temperatures

Suggested Grades

Product Grade% ACNMooney
Viscosity
Specific
Gravity
Tg °CSpecial Properties / Applications
10204471-850.98-23High ACN, low hydrogenation grade that can be sulfur or peroxide cured. Offers 125C sulfur or 135C peroxide continuous service. Can be an economical option if the application has lower heat resistance requirements or where a sulfur cure is preferred. FDA-compliant.
20103678-920.95-27Medium ACN, high hydrogenation grade that can only be peroxide cured. Offers 150C continuous service. High viscosity offers compound green strength and high mechanical properties. Most predominant grade due to its balance of cost, service temperature, and fluid resistance covering a wide range of applications. FDA-compliant.
2010L3650-650.95-27Lower viscosity version of 2010. FDA compliant.
20003678-920.95-27Medium ACN, fully hydrogenated grade that can only be peroxide cured. Offers best 150C continuous service. Wide use in automotive and industrial seals where glycol, water, and oil are present. Also ideal for oil and gas applications where H2S resistance is a concern. FDA-compliant.
2000L3658-720.95-27Lower viscosity version of 2000. FDA-compliant.
20014088-1020.95-25Medium-high ACN, fully hydrogenated grade that can only be peroxide cured. Offers best 150C continuous service, offers good balance of low temperature, high oil resistance, and mechanical properties. Ideal for PIP intake seals, belt in oil, and oil field applications such as packers, stators, and blow out preventers. FDA-compliant.

Sealing Force Retention

Zetpol has excellent retention of sealing force, retaining more than 50% of initial sealing force after prolonged heat exposure. It’s the ideal choice for static and dynamic seal and gasket applications, including front cover gaskets, requiring resistance to both coolant and engine oil.

Chart showing Zetpol's retention of sealing force after prolonged heat exposure

Suggested Grades

Product Grade% ACNMooney ViscositySpecific GravityTg °CSpecial Properties / Applications
20103678-920.95-27Medium ACN, high hydrogenation grade that can only be peroxide cured. Offers 150C continuous service. High viscosity offers compound green strength and high mechanical properties. Most predominant grade due to its balance of cost, service temperature, and fluid resistance covering a wide range of applications. FDA-compliant.
2010L3650-650.95-27Low-viscosity version of 2010. FDA-compliant
20003678-920.95-27Medium ACN, fully hydrogenated grade that can only be peroxide cured. Offers best 150C continuous service. Wide use in automotive and industrial seals where glycol, water, and oil are present. Also ideal for oil and gas applications where H2S resistance is a concern. FDA-compliant.
2000L3658-720.95-27Low-viscosity version of 2000. FDA-compliant.
20014088-1020.95-25Medium-high ACN, fully hydrogenated grade that can only be peroxide cured. Offers best 150C continuous service, offers good balance of low temperature, high oil resistance, and mechanical properties. Ideal for PIP intake seals, belt in oil, and oil field applications such as packers, stators, and blow out preventers. FDA-compliant.

Strength at Elevated Temperatures

Zetpol has superior retention of physical properties at elevated temperatures up to 160 °C when compared with other elastomers.

Chart showing Zetpol's tensile strength retention compared at high temperature compared to other elastomers

Suggested Grades

Product Grade% ACNMooney
Viscosity
Specific
Gravity
Tg °CSpecial Properties / Applications
10204471-850.98-23High ACN, low hydrogenation grade that can be sulfur or peroxide cured. Offers 125C sulfur or 135C peroxide continuous service. Can be an economical option if the application has lower heat resistance requirements or where a sulfur cure is preferred. FDA-compliant.
20103678-920.95-27Medium ACN, high hydrogenation grade that can only be peroxide cured. Offers 150C continuous service. High viscosity offers compound green strength and high mechanical properties. Most predominant grade due to its balance of cost, service temperature, and fluid resistance covering a wide range of applications. FDA-compliant.
2010L3650-650.95-27Lower viscosity version of 2010. FDA compliant.
20003678-920.95-27Medium ACN, fully hydrogenated grade that can only be peroxide cured. Offers best 150C continuous service. Wide use in automotive and industrial seals where glycol, water, and oil are present. Also ideal for oil and gas applications where H2S resistance is a concern. FDA-compliant.
2000L3658-720.95-27Lower viscosity version of 2000. FDA-compliant.
20014088-1020.95-25Medium-high ACN, fully hydrogenated grade that can only be peroxide cured. Offers best 150C continuous service, offers good balance of low temperature, high oil resistance, and mechanical properties. Ideal for PIP intake seals, belt in oil, and oil field applications such as packers, stators, and blow out preventers. FDA-compliant.

Hot Oil Resistance

Even after long exposure to hot (150°C) engine oil, Zetpol maintains its tensile strength and elongation with minimal swelling.  Volume swell after 1,512 hours of exposure to automatic transmission fluid is under 5%.

Chart showing Zetpol's tensile strength in an environment with transmission fluid

Suggested Grades

Product Grade% ACNMooney ViscositySpecific GravityTg °CSpecial Properties / Applications
1000L4458-720.98-20High ACN, fully hydrogenated, low viscosity grade that can only be peroxide cured. Offers best 150C continuous service with excellent oil resistance and high physical properties. Ideal for flex fuel, biodiesel, and oil field applications such as packers and stators. FDA-compliant.
20103678-920.95-27Medium ACN, high hydrogenation grade that can only be peroxide cured. Offers 150C continuous service. High viscosity offers compound green strength and high mechanical properties. Most predominant grade due to its balance of cost, service temperature, and fluid resistance covering a wide range of applications. FDA-compliant.
2010L3650-650.95-27Lower viscosity version of 2010. FDA compliant.
20003678-920.95-27Medium ACN, fully hydrogenated grade that can only be peroxide cured. Offers best 150C continuous service. Wide use in automotive and industrial seals where glycol, water, and oil are present. Also ideal for oil and gas applications where H2S resistance is a concern. FDA-compliant.
2000L3658-720.95-27Lower viscosity version of 2000. FDA compliant.
20014088-1020.95-25Medium-high ACN, fully hydrogenated grade that can only be peroxide cured. Offers best 150C continuous service, offers good balance of low temperature, high oil resistance, and mechanical properties. Ideal for PIP intake seals, belt in oil, and oil field applications such as packers, stators, and blow out preventers. FDA-compliant.

Dynamic Properties

Timing belts, rotational seals, and industrial rolls benefit from Zetpol’s excellent dynamic properties.    

Chart showing Zetpol's dynamic properties

Suggested Grades

Product Grade% ACNMooney ViscositySpecific GravityTg °CSpecial Properties / Applications
2030L3650-650.95-32Medium ACN, lowest hydrogenation grade that can be sulfur or peroxide cured. Offers 125C continuous service. Can be an economical option if the application has lower heat resistance requirements. Ideal for sulfur cured timing belts or other applications in extension or flex where a sulfur cure is preferred. FDA-compliant.
10104478-920.98-20High ACN, high hydrogenation grade that can only be peroxide cured. Offers 150C continuous service with excellent oil resistance and high mechanical properties. High viscosity and ACN provides high compound green strength. Ideal for flex fuel, biodiesel, and oil field applications such as packers, blow out preventers, and stators. FDA-compliant.
20103678-920.95-27Medium ACN, high hydrogenation grade that can only be peroxide cured. Offers 150C continuous service. High viscosity offers compound green strength and high mechanical properties. Most predominant grade due to its balance of cost, service temperature, and fluid resistance covering a wide range of applications. FDA-compliant.
2010L3650-650.95-27Lower viscosity version of 2010. FDA-compliant
2010EP3623-370.95-27Easy processing, lowest viscosity version of 2010. Typically blended with other grades to achieve a desired compound viscosity. Ideal for injection molding applications or to improve processability with high structure fillers.

Steam Resistance

Zetpol does not swell nor soften when exposed to steam. In comparison, FKM softens after steam exposure. Oil field and industrial applications are common uses of Zetpol HNBR.

Suggested Grades

Product Grade% ACNMooney ViscositySpecific GravityTg °CSpecial Properties / Applications
2010H36>1200.95-27Highest viscosity version of 2010. Typically blended with other grades to improve compound green strength, mechanical properties, and extrusion resistance. Ideal for high load belts, Hydraulic hose, and high pressure seals such as those found in oilfield applications. FDA-compliant.
10104478-920.98-20High ACN, high hydrogenation grade that can only be peroxide cured. Offers 150C continuous service with excellent oil resistance and high mechanical properties. High viscosity and ACN provides high compound green strength. Ideal for flex fuel, biodiesel, and oil field applications such as packers, blow out preventers, and stators. FDA-compliant.
20003678-920.95-27Medium ACN, fully hydrogenated grade that can only be peroxide cured. Offers best 150C continuous service. Wide use in automotive and industrial seals where glycol, water, and oil are present. Also ideal for oil and gas applications where H2S resistance is a concern. FDA-compliant.
20203671-850.95-30Medium ACN, low hydrogenation grade that can be sulfur or peroxide cured. Offers 125C sulfur or 135C peroxide continuous service. Can be an economical option if application has lower heat resistance requirements. Ideal for sulfur cured timing belts and hydraulic hose. FDA-compliant.

Low Temperature Optimized Grades

For applications requiring the best low temperature performance, Zetpol 4310, Zetpol 4300 and Zetpol 3310 provide a level of low-temperature performance that was not previously possible with HNBR.

Chart showing Zetpol's excellent performance in low temperature, unusual for HNBR

Suggested Grades

Product Grade% ACNMooney ViscositySpecific GravityTg °CSpecial Properties / Applications
33102460-1000.97-30Low ACN, high hydrogenation terpolymer grade that can only be peroxide cured. Offers 150C continuous service. Balance of low temperautere performance, heat resistance, and cost. Ideal for seals, O-rings, and timing belts requiring both low and high temperature performance.
43001955-950.95-41Low ACN, high hydrogenation terpolymer grade that can only be peroxide cured. Offers 150C continuous service. Balance of low temperature performance, heat resistance, and cost. Ideal for seals, O-rings, and timing belts requiring both low and high temperature performance.
43101952-720.98-41Lowest ACN, high hydrogenation terpolymer grade that can only be peroxide cured. Offers 150C continuous service. Best low temperautere performance with a balance of heat resistance and cost. Ideal for seals, O-rings, timing belts, and CVJ boots requiring both low and high temperature performance.

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APPLICATIONS

Oil & Gas

photo of synthetic rubber Zetpol Oil Application productDeeper, hotter wells require tough elastomers. Materials need to be resistant to oil, extreme heat, hydrogen sulfide, amine corrosion inhibitors, steam and explosive decompression. Zetpol meet these needs and is commonly used in a variety of oil & gas applications. Customers use Zetpol for blow out preventers, stators, water swellable packers, pipe protectors, drill bit seals, inflatable packers, well head seals, and down hole packers


Automotive Seals & O-Rings

photo Automotive Seals and O-Rings using synthetic rubber ZetpolZetpol HNBR maintains excellent physical properties, including in mixed environments of oil + water/coolant. It is ideal for various sealing applications: Zetpol can be used on front cover, intake manifold, and oil pan gaskets, as well as drain plug seals and water pump seals.


Timing Belts

photo of Timing Belt manufactured synthetic elastomer ZetpolZetpol is ideally suited to meet the requirements of belting applications. It provides superior dynamic properties as well as minimum loss of hardness and modulus with increased temperature. These properties, coupled with Zetpol’s superior heat, oil, wear and ozone resistance, enable belts with higher operating temperatures and longer life. Zetpol is suitable for a variety of timing belts, including synchronous timing belts, V belts, and industrial belts.


Automotive Hoses

photo of rubber hose made with synthetic rubber Zetpol Zetpol’s excellent heat and fluid resistance allows for extended service life at elevated temperatures. Zetpol has good resistance to biodiesel and is well suited for use in bio-diesel hose, industrial hose, and hydraulic hose.


Rolls

High hardness Zetpol rolls offer excellent physical properties and are designed to provide rolls with higher operating speeds and longer service-life. Its dynamic properties make it an ideal material for large rolls used in paper mills and industrial settings, including couch rolls, pickup rolls, and sizing rolls.


Axle Boots

photo of automotive Axle Boot made with synthetic elastomer ZetpolDriveshaft and axle joints require elastomeric boots that withstand repeated flexing, ozone exposure, and both hot and cold temperatures. Zetpol’s superior heat, oil, grease, and wear resistance enable axle, driveline, and propshaft boots with longer service life at higher temperatures.


GRADES

Zetpol® Hydrogenated Nitrile Elastomers (HNBR)

Product Grade% ACNMooney
Viscosity
Specific
Gravity
% HYDTg °CSpecial Properties / Applications
00205058-72191-15Highest ACN, low hydrogenation grade that can be sulfur or peroxide cured. Offers 125C sulfur or 135C peroxide continuous service. Can be blended with other Zetpol grades for improvements in strength or oil resistance. Ideal for O-Rings and static seals needing maximum fuel and oil resistance. FDA-compliant.
1000L4458-720.9898-20High ACN, fully hydrogenated, low viscosity grade that can only be peroxide cured. Offers best 150C continuous service with excellent oil resistance and high mechanical properties. Ideal for flex fuel, biodiesel, and oil field applications such as packers and stators. FDA-compliant.
10104478-920.9896-20High ACN, high hydrogenation grade that can only be peroxide cured. Offers 150C continuous service with excellent oil resistance and high mechanical properties. High viscosity and ACN provides high compound green strength. Ideal for flex fuel, biodiesel, and oil field applications such as packers, blow out preventers, and stators. FDA-compliant.
1010EP4423-370.9896-20Easy processing lowest viscosity version of 1010. Typically blended with other grades to achieve a desired compound viscosity. Ideal for injection molding applications or to improve processability with high structure fillers.
10204471-850.9891-23High ACN, low hydrogenation grade that can be sulfur or peroxide cured. Offers 125C sulfur or 135C peroxide continuous service. Can be an economical option if the application has lower heat resistance requirements or where a sulfur cure is preferred. FDA-compliant.
1020L4447-670.9891-23Lower viscosity version of 1020. FDA compliant.
20003678-920.95>99.5-27Medium ACN, fully hydrogenated grade that can only be peroxide cured. Offers best 150C continuous service. Wide use in automotive and industrial seals where glycol, water, and oil are present. Also ideal for oil and gas applications where H2S resistance is a concern. FDA-compliant.
2000L3658-720.95>99.5-27Lower viscosity version of 2000. FDA compliant.
2000EP3623-370.95>99.5-27Easy processing, lowest viscosity version of 2000. Typically blended with other grades to achieve a desired compound viscosity. Ideal for injection molding applications or to improve processability with high structure fillers.
20014088-1020.95>99.5-25Medium-high ACN, fully hydrogenated grade that can only be peroxide cured. Offers best 150C continuous service, offers good balance of low temperature, high oil resistance, and mechanical properties. Ideal for PIP intake seals, belt in oil, and oil field applications such as packers, stators, and blow out preventers. FDA-compliant.
2001L4063-770.95>99.5-25Lower viscosity version of 2001. FDA-compliant.
2001EP4023-370.95>99.5-25Easy processing, lowest viscosity version of 2001. Typically blended with other grades to achieve a desired compound viscosity. Ideal for injection molding applications or to improve processability with high structure fillers.
20103678-920.9596-27Medium ACN, high hydrogenation grade that can only be peroxide cured. Offers 150C continuous service. High viscosity offers compound green strength and high mechanical properties. Most predominant grade due to its balance of cost, service temperature, and fluid resistance covering a wide range of applications. FDA-compliant.
2010L3650-650.9596-27Lower viscosity version of 2010. FDA compliant.
2010EP3623-370.9596-27Easy processing, lowest viscosity version of 2010. Typically blended with other grades to achieve a desired compound viscosity. Ideal for injection molding applications or to improve processability with high structure fillers.
2010H36>1200.9596-27Highest viscosity version of 2010. Typically blended with other grades to improve compound green strength, mechanical properties, and extrusion resistance. Ideal for high load belts, Hydraulic hose, and high pressure seals such as those found in oilfield applications. FDA-compliant.
20113675-850.9594-27Medium ACN, medium hydrogenation grade that can be sulfur or peroxide cured. Offers 125C Sulfur or 140C peroxide continuous service. Highest level of hydrogenation that can still be efficiently sulfur cured. Ideal for sulfur applications requiring best possible heat resistance or peroxide applications needing a faster, more efficient cure. FDA-compliant.
2011L3653-630.9594-27Lower viscosity version of 2011. FDA-compliant.
20203671-850.9591-30Medium ACN, low hydrogenation grade that can be sulfur or peroxide cured. Offers 125C sulfur or 135C peroxide continuous service. Can be an economical option if application has lower heat resistance requirements. Ideal for sulfur cured timing belts and hydraulic hose. FDA-compliant.
2020L3650-650.9591-30Lower viscosity version of 2020. FDA-compliant.
2020EP3623-370.9591-27Easy processing, lowest viscosity version of 2020. Typically blended with other grades to achieve a desired compound viscosity. Ideal for injection molding applications or to improve processability with high structure fillers.
2030L3650-650.9580-32Medium ACN, lowest hydrogenation grade that can be sulfur or peroxide cured. Offers 125C continuous service. Can be an economical option if the application has lower heat resistance requirements. Ideal for sulfur cured timing belts or other applications in extension or flex where a sulfur cure is preferred. FDA-compliant.
2030H36>1100.9585-29Higher viscosity version of 2030L. Typically blended with other grades to improve compound green strength, mechanical properties, and extrusion resistance. Ideal for high load belts, hydraulic hose, and high pressure seals such as those found in oilfield applications. FDA compliant.
33002460-1000.9795-37Low ACN, fully hydrogenated terpolymer grade that can only be peroxide cured. Offers best 150C continuous service and improved low temperature over copolymer grades. Ideal for seals, O-rings, and timing belts requiring both low and high temperature performance.
33102460-1000.9795-37Low ACN, high hydrogenation terpolymer grade that can only be peroxide cured. Offers 150C continuous service. Balance of low temperautere performance, heat resistance, and cost. Ideal for seals, O-rings, and timing belts requiring both low and high temperature performance.
3310EP2523-370.9795-37Easy processing, lowest viscosity version of 3310. Typically blended with other grades to achieve a desired compound viscosity. Ideal for injection molding applications or to improve processability with high structure fillers.
43001955-950.95>99.5-43Lowest ACN, fully hydrogenated terpolymer grade that can only be peroxide cured. Offers best 150C continuous service with the best low-temperature performance. Ideal for seals, O-rings, timing belts, and CVJ Boots requiring both low and high temperature.
4300EP1923-370.95>99.5-43Easy processing, lowest viscosity version of 4300. Typically blended with other grades to achieve a desired compound viscosity. Ideal for injection molding applications or to improve processability with high structure fillers.
43101952-720.9895-43Lowest ACN, high hydrogenation terpolymer grade that can only be peroxide cured. Offers 150C continuous service. Best low temperautere performance with a balance of heat resistance and cost. Ideal for seals, O-rings, timing belts, and CVJ boots requiring both low and high temperature performance.
4310EP1923-370.9895-43Easy processing, low viscosity version of 4310. Typically blended with other grades to achieve a desired compound viscosity ideal for injection molding applications or to improve processability with high structure fillers.

Zetpol® High-Performance Hydrogenated Nitrile Elastomers (HNBR)

Product Grade% ACNMooney ViscositySpecific Gravity%HYDTg °CSpecial Properties / Applications
151044410.9595-14High ACN, high hydrogenation grade with unique cure site for diamine cures. Offers best 150C continuous service and best in class compression set for thin article cross sections. Ideal for O-rings and gaskets that come in contact with fuels.
251035450.9595-24Medium ACN, high hydrogenation grade with unique cure site for diamine cures. Offers best 150C continuous service and best in class compression set for thin article cross sections. Ideal for O-rings and gaskets that come in contact with oil and fuels.
371024450.9595-29Low ACN, high hydrogenation terpolymer grade with unique cure site for diamine cures. Offers best 150C continuous service, improved low temperature over copolymer grades, and best in class compression set for thin article cross sections. Optimized for improved PAH resistance. Ideal for PIP intake seals, O-rings, and gaskets requiring both low and high temperature performance.
361021450.9595-34Low ACN, high hydrogenation terpolymer grade with unique cure site for diamine cures. Offers best 150C continuous service, improved low temperature over copolymer grades, and best in class compression set for thin article cross sections. Ideal for PIP intake seals, O-rings, and gaskets requiring both low and high temperature performance.
461019450.9595-40Lowest ACN, high hydrogenation terpolymer grade with unique cure site for diamine cures. Offers best 150C continuous service, best low temperature and aqueous media resistance of the HP grades, and best in class compression set for thin article cross sections. Ideal for O-rings and oil-coolant module gaskets requiring both low and high temperature performance.

Zetpol® Latex Hydrogenated Nitrile Elastomers (HNBR)

Product Grade% ACN% Solids% HYDSpecial Properties / Applications
Zetpol 2230LX3340.585Medium ACN, medium hydrogenation carboxylated HNBR latex grade. Ideal for use in RFL textile treatments for improving adhesion in belting applications.
Chemisat
LCH 7302X
383485Medium-high ACN, medium hydrogenation HNBR latex grade. Ideal for use in RFL textile treatments for improving adhesion in belting applications.

Zeoforte® ZSC Nano-Composite Hydrogenated Nitrile Elastomers (HNBR)

Product Grade% ACNMooney ViscositySpecific Gravity% HYDSpecial Properties / Applications
ZSC 2095CX3680-1031.24>99.5Zetpol 2000 with predispersed ZDMA. Typically blended with standard Zetpol grades for applications requiring high hardness and mechanical properties while maintaining processability. Ideal for belt in oil, rolls and other applications needing best heat resistance.
ZSC 2195CX3683-1031.2496Zetpol 2010 with predispersed ZDMA. Typically blended with standard Zetpol grades for applications requiring high hardness and mechanical properties while maintaining processability. Ideal for belt in oil, rolls and applications needing good heat resistance.
ZSC 2195LCX3655-901.2496Zetpol 2010L with predispersed ZDMA. Typically blended with standard Zetpol grades for applications requiring high hardness and mechanical properties while maintaining processability. Ideal for belt in oil, rolls and other applications needing lower viscosity.
ZSC 2195H3670-9021.2496Zetpol 2010H with predispersed ZDMA. Typically blended with standard Zetpol grades for applications requiring high hardness and dynamic properties while maintaining processability. The high viscosity imparts exceptional level of mechanical reinforcement. Ideal for high load belts, hydraulic hose applications, and oil & gas blow out preventers.
ZSC 2295CX3675-1101.2491Zetpol 2020 with predispersed ZDMA. Typically blended with standard Zetpol grades for applications requiring high hardness and mechanical properties while maintaining processability. Ideal for timing belts and rolls.
ZSC 2295L3660-1001.2491Zetpol 2020L with predispersed ZDMA. Typically blended with standard Zetpol grades for applications requiring high hardness and mechanical properties while maintaining processability. Ideal for timing belts, rolls, and other applications needing lower viscosity.
ZSC 23953660-801.2485Zetpol 2030 with predispersed ZDMA. Typically blended with standard Zetpol grades for applications requiring high hardness and mechanical properties while maintaining processability. Can be an economical option if application has lower heat resistance requirements. Ideal for timing belts and rolls.
ZSC 4195CX1960-901.2496Zetpol 4310 with predispersed ZDMA. Typically blended with standard Zetpol grades for applications requiring high hardness and mechanical properties while maintaining processability. Offers balance of low temperature, heat resistance, and high strength. Ideal for electric power steering belts, timing belts, and snowmobile drive belts.

Contact a ZEON technical specialist for more grades or to discuss a specific application, specification, question or request a sample.
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