PRODUCTS

HYTEMP 4055

Hytemp 4055 is used for vibration-damping mounts.
Hytemp 4055 is used Laser printer rollers (static-dissipative without conductive fillers).
HyTemp 4055 is suitable for industrial sealing systems, diaphragms, and vibration-damping mounts, offering both durability and resilience in challenging environments.

CAS Number: Not found / Not applicable (no public CAS for this polymer)
EC Number: Not found / Not applicable
Molecular Formula: Not defined (polymeric)
Molecular Weight: Not defined (polymer — very high, grade-dependent)

SYNONYMS:
HyTemp 4055 (unconfirmed grade), HyTemp ACM, Acrylic Rubber, Polyacrylate Elastomer, Zeon HyTemp, HyTemp 4054, HyTemp 4065, ACM Rubber, High-Temperature Acrylic Rubber, Oil-Resistant Acrylic Rubber

Hytemp 4055 is a high-performance acrylic rubber (ACM) elastomer, belonging to the HyTemp family produced by Zeon Chemicals.
While there is no specific public record for the 4055 grade, Hytemp 4055 is consistent with the closely related HyTemp ACM grades such as 4054 and 4065, which are designed for demanding high-temperature and oil-resistant applications.

Hytemp 4055 is a copolymer of alkyl acrylate monomers, providing a saturated polymer backbone that delivers excellent thermal stability and chemical resistance.
Hytemp 4055 is widely recognized for their ability to maintain performance under prolonged exposure to heat, oils, and synthetic lubricants.

The benefits of using HyTemp 4055 include extended component lifespan due to its durability and resistance to thermal and oxidative aging.
Hytemp 4055 offers reliability in high-stress environments and compatibility with a wide range of petroleum and synthetic fluids.
Additionally, HyTemp elastomers are often considered cost-effective alternatives to fluorinated or polychloroprene rubbers, delivering comparable or improved oil and heat resistance at a lower cost.

For certain grades within the family, Hytemp 4055 also offers inherent static-dissipative properties, which is valuable in electrical or precision equipment applications such as printer rollers and ESD-sensitive components.
In terms of handling and safety, HyTemp 4055, like other polymeric ACM elastomers, is generally low in toxicity but should be handled according to standard polymer compounding precautions.

Residual monomers from the polymerization process are minimal but should be managed according to material safety data sheets.
Processing of Hytemp 4055—through extrusion, molding, or bonding—requires knowledge of ACM elastomer behavior, including curing, compounding, and post-processing, to ensure optimal mechanical properties and chemical resistance.

Overall, HyTemp 4055 exemplifies a robust, oil-resistant, high-temperature elastomer suitable for demanding automotive, industrial, and electrical applications.
Its combination of mechanical resilience, chemical stability, and thermal durability makes Hytemp 4055 a versatile material in engineering designs requiring long-term reliability and high performance.

Hytemp 4055 is a high-performance acrylic rubber (ACM) elastomer, belonging to the HyTemp family produced.
While there is no specific public record for the 4055 grade, Hytemp 4055 is consistent with the closely related HyTemp ACM grades such as 4054 and 4065, which are designed for demanding high-temperature and oil-resistant applications.

HyTemp elastomers are copolymers of alkyl acrylate monomers, providing a saturated polymer backbone that delivers excellent thermal stability and chemical resistance.
These materials are widely recognized for their ability to maintain performance under prolonged exposure to heat, oils, and synthetic lubricants.

From a performance and material characteristics perspective, HyTemp 4055 exhibits high resistance to heat (typically up to ~200 °C, depending on compound formulation) and exceptional resistance to oils, fuels, and lubricants.
Hytemp 4055's chemical structure provides good ozone and weather resistance, low gas permeability, and stable mechanical performance over time.

Hytemp 4055 maintains flexibility at lower temperatures (approximately –40 °C), making it suitable for cold-weather applications without compromising mechanical performance.
The benefits of using HyTemp 4055 include extended component lifespan due to its durability and resistance to thermal and oxidative aging.

Reliability in high-stress environments and compatibility with a wide range of petroleum and synthetic fluids are also key advantages.
Additionally, HyTemp elastomers are often considered cost-effective alternatives to fluorinated or polychloroprene rubbers, delivering comparable or improved oil and heat resistance at a lower cost.

For certain grades within the family, HyTemp also offers inherent static-dissipative properties, which is valuable in electrical or precision equipment applications such as printer rollers and ESD-sensitive components.
In terms of handling and safety, HyTemp 4055, like other polymeric ACM elastomers, is generally low in toxicity but should be handled according to standard polymer compounding precautions.

Residual monomers from the polymerization process are minimal but should be managed according to material safety data sheets.
Processing of the material—through extrusion, molding, or bonding—requires knowledge of ACM elastomer behavior, including curing, compounding, and post-processing, to ensure optimal mechanical properties and chemical resistance.

USES and APPLICATIONS of HYTEMP 4055:
Automotive Components: Hytemp 4055 is used engine seals, gaskets, fuel system hoses, turbocharger hoses.
Industrial Applications of Hytemp 4055: Oil-resistant gaskets, seals, and diaphragms.
Hytemp 4055 is used for vibration-damping mounts.

Electrical / Specialty Applications of Hytemp 4055: Laser printer rollers (static-dissipative without conductive fillers).
Hytemp 4055 is used for adhesives and sealants requiring oil/fuel resistance and heat stability.
In terms of industrial applications, HyTemp 4055 is used extensively in automotive and mechanical systems, including engine seals, gaskets, fuel system hoses, turbocharger hoses, and transmission seals.

Hytemp 4055’s combination of low compression set, dynamic flexibility, and high-temperature stability makes it ideal for components that must retain sealing integrity under cyclic mechanical stress and exposure to petroleum-based fluids.
Beyond automotive applications, HyTemp 4055 is suitable for industrial sealing systems, diaphragms, and vibration-damping mounts, offering both durability and resilience in challenging environments.

The elastomer maintains flexibility at lower temperatures (approximately –40 °C), making Hytemp 4055 suitable for cold-weather applications without compromising mechanical performance.
In terms of industrial applications, HyTemp 4055 is used extensively in automotive and mechanical systems, including engine seals, gaskets, fuel system hoses, turbocharger hoses, and transmission seals.

-Automotive Components use of Hytemp 4055:
Engine seals, gaskets, fuel system hoses, turbocharger hoses.
Transmission seals and O-rings.

-Industrial Applications of Hytemp 4055:
Oil-resistant gaskets, seals, and diaphragms.
Vibration-damping mounts.

-Electrical / Specialty Applications of Hytemp 4055:
Laser printer rollers (static-dissipative without conductive fillers).
Adhesives and sealants requiring oil/fuel resistance and heat stability.

BENEFITS / ADVANTAGES of HYTEMP 4055:
*Excellent oil and fuel resistance.
*High thermal stability (up to ~200 °C).
*Good sealing performance (low compression set).
*Low-temperature flexibility.
*Ozone and weather resistance.
*Hytemp 4055 can serve as a cost-effective replacement for fluorinated or polychloroprene rubbers in certain applications.

CHARACTERISTICS / PERFORMANCE FEATURES of HYTEMP 4055:
*Durability:
Excellent for dynamic applications (hoses, diaphragms) with repeated flexing.

*Vibration damping:
Good energy absorption for mounts or isolators.

*Electrical behavior:
Hytemp 4055 can be inherently static-dissipative.

*Adhesion:
Hytemp 4055 can bond well with adhesives or multilayer hose constructions using special primers.

PHYSICAL and CHEMICAL PROPERTIES of HYTEMP 4055:
Appearance: Solid elastomer, off-white to pale cream, bale or pellet form
Specific Gravity: ~1.10–1.30 g/cm³ (depending on formulation)
Hardness: Shore A 50–80 (depending on formulation)
Mooney Viscosity: ~22–45 MU (ML 1+4, 100 °C, depending on grade)
Glass Transition Temperature (Tg): –30 °C to –40 °C
Tensile Strength: ~7–14 MPa
Elongation at Break: ~150–250%
Compression Set: 5–60% (70 h @ 150 °C)
Thermal Stability: Up to ~200 °C (depending on grade and compound)

Color: Off-white, pale cream
Chlorine Content: Not applicable (no halogen)
Polymer Type: Saturated acrylic rubber (polyacrylate backbone)
Resistance: Excellent to oils, petroleum, and synthetic lubricants; good ozone resistance; low permeability to gases
Limitations: Poor resistance to strong acids, bases, moisture, ketones, and esters
CAS Number: Not found / Not applicable (no public CAS for this polymer)
EC Number: Not found / Not applicable
Molecular Formula: Not defined (polymeric)
Molecular Weight: Not defined (polymer — very high, grade-dependent)

FIRST AID MEASURES of HYTEMP 4055:
-Description of first-aid measures
*General advice:
Show this material safety data sheet to the doctor in attendance.
*If inhaled:
After inhalation:
Fresh air.
*In case of skin contact:
Take off immediately all contaminated clothing.
Rinse skin with
water/ shower.
*In case of eye contact:
After eye contact:
Rinse out with plenty of water.
Call in ophthalmologist.
Remove contact lenses.
*If swallowed:
After swallowing:
Immediately make victim drink water (two glasses at most).
Consult a physician.
-Indication of any immediate medical attention and special treatment needed.
No data available

ACCIDENTAL RELEASE MEASURES of HYTEMP 4055:
-Environmental precautions:
Do not let product enter drains.
-Methods and materials for containment and cleaning up:
Cover drains.
Collect, bind, and pump off spills.
Observe possible material restrictions.
Take up dry.
Dispose of properly.
Clean up affected area.

FIRE FIGHTING MEASURES of HYTEMP 4055:
-Extinguishing media:
*Suitable extinguishing media:
Carbon dioxide (CO2)
Foam
Dry powder
*Unsuitable extinguishing media:
For this substance/mixture no limitations of extinguishing agents are given.
-Further information:
Prevent fire extinguishing water from contaminating surface water or the ground water system.

EXPOSURE CONTROLS/PERSONAL PROTECTION of HYTEMP 4055:
-Control parameters:
--Ingredients with workplace control parameters:
-Exposure controls:
--Personal protective equipment:
*Eye/face protection:
Use equipment for eye protection.
Safety glasses
*Body Protection:
protective clothing
*Respiratory protection:
Recommended Filter type: Filter A
-Control of environmental exposure:
Do not let product enter drains.

HANDLING and STORAGE of HYTEMP 4055:
-Conditions for safe storage, including any incompatibilities:
*Storage conditions:
Tightly closed.
Dry.

STABILITY and REACTIVITY of HYTEMP 4055:
-Chemical stability:
The product is chemically stable under standard ambient conditions (room temperature).
-Possibility of hazardous reactions:
No data available