Are you looking for the best Viton O-rings that can withstand extreme temperatures? When it comes to high-temperature resistance, not all Viton O-rings are created equal. Let’s dive into a comparison of the top Viton O-ring manufacturers in China, highlighting their temperature ranges and key features to help you make the right choice for your needs.

Is Viton ™ O-rings Better? – Hongju Silicone

Product Details: Viton O-rings are made from a fluorocarbon elastomer (FKM/FPM) known for their high performance in extreme environments. They have a temperature range of -20°F to 400°F (-29°C to 204°C), a hardness range of 50-95 Shore A, and excellent resistance to chemicals, oils, fuels, and hydraulic fluids. Viton O-rings come in various types, including A, B, F, GLT, and GFLT, each with different levels of fluorine content affecting their chemical resistance and low-temperature flexibility.

Pros:
– Excellent resistance to high temperatures, ozone, weather, and chemicals
– Good-to-excellent tensile strength and abrasion resistance
– Excellent oil and fuel resistance
– Suitable for use in harsh environments, including vacuumed and high-pressure app…
– Available in various formulations to meet specific application needs, including…
– Long-term reliability in extreme conditions

Cons:
– Less tolerant of low temperatures compared to other materials like nitrile
– Fair cold resistance and electrical properties
– Fair-to-good tear resistance and water steam resistance
– Generally more expensive than nitrile O-rings
– Reduced flexibility at low temperatures for high fluorine content types like Vit…

Green Colour Viton O-ring 75A

Product Details: FKM 75A Viton O-rings are made from a high-performance elastomer material. They have an inner diameter varying by size, a cross section of typically 0.139 inches, and are available in various sizes. These O-rings are certified to AMS-7276 (M83248/1) and meet ASTM D2000 specifications. They operate within a temperature range of -20°F to +400°F (-40°C to +121°C)[1][2][3].

Pros:
– Excellent resistance to petroleum products, fuels, acids, chemicals, and solvent…
– Good abrasion and wear resistance.
– Excellent compression set resistance and permeation resistance.
– Works well with silicone grease or oil lubricants and di-ester lubricants.
– Resistant to weathering, ozone, and UV/sunlight.

Cons:
– Poor resistance to hot water and steam.
– Poor resistance to automotive and aircraft brake fluids.
– Poor resistance to ketones (MEK), amines, low molecular esters, and ethers.

High Temperature O-Rings

Professional Viton O Ring Temperature Range & …

Product Details: Mechanical seals from LEPU SEAL, such as the HJ92N series from EagleBurgmann, are designed for media containing solids or with high viscosity, e.g., sugar, paper, sewage, and waste water. Key features include: independent of direction of rotation, no sticking or clogging, super-sinus-spring or multiple springs rotating, universal application opportunities, efficient stock keeping due to easily interchangeable faces, and self-cleaning effect. The working range includes pressure up to 25 bar (363 PSI), temperature from -50 °C to +220 °C (-58 °F to +430 °F), and sliding velocity of 20 m/s (66 ft/s). The seals are used in various industries such as

process, chemical, pulp and paper, water and waste water technology, shipbuilding, and more.

Pros:
– Independent of direction of rotation
– No sticking or clogging
– Universal application opportunities
– Efficient stock keeping due to easily interchangeable faces
– Self-cleaning effect
– Insensitive to low solids contents
– Flexibility in torque transmissions

Cons:
– Limited to specific media types (e.g., high viscosity, solids)
– No specific details on long-term durability or maintenance requirements
– May require specialized knowledge for installation and maintenance

Brown Viton Solid Rubber O Ring Gasket Cord

Product Details: Viton solid rubber cords and gaskets are made from FKM (fluorocarbon rubber), known for their high performance in various applications. They are available in a wide range of sizes, from 1mm to 14mm, and can be customized to specific requirements. The material offers excellent resistance to high temperatures, ozone, oxygen, mineral oils, synthetic and organic solvents, and chemicals. Viton cords have a hardness of 75 Shore A, a density of 2.9 g/cm³, and operate within a temperature range of -30°C to +200°C[1][2][3].

Pros:
– Excellent high temperature resistance up to +200°C
– Outstanding resistance to hydrocarbons, chemicals, ozone, and organic solvents
– Durable and flexible with good balance of strength and abrasion resistance
– Wide variety of standard sizes available and bespoke manufacturing options
– Good environmental resistance to weathering and ozone deterioration

Cons:
– Higher cost compared to other rubber materials
– May have limited low-temperature flexibility in some grades
– Special handling may be required due to its specific chemical resistance propert…

Viton (FKM) O-Rings

Product Details: Viton® O-Rings are made from fluorocarbon elastomers, known for their high temperature resistance, chemical resistance, and durability. They are available in various types such as Viton® A, B, F, GLT, GFLT, and Extreme (ETP). These o-rings have a temperature range of -20°F to 400°F (-29°C to 204°C) and are used in applications requiring resistance to acids, flames, heat, oils, and ozone. They are commonly used in automotive, aerospace, chemical processing, and oil exploration industries.

Pros:
– Excellent resistance to acids, flames, heat, oils, and ozone.
– Wide temperature range of -20°F to 400°F (-29°C to 204°C).
– Good to excellent compression set resistance and dynamic resistance.
– High chemical resistance and low gas permeability.
– Exceptional durability and resistance to aging, chemical, and ozone attacks.
– Available in various types to suit different application needs, including FDA, N…

Cons:
– Significantly more expensive than nitrile o-rings.
– Reduced flexibility at low temperatures, especially for Viton® F.
– Fair to good tear resistance and water steam resistance.
– Fair cold resistance.
– Fair electrical properties.

China Viton O Rings Manufacturers and Suppliers

Product Details: Viton® O-rings are made of fluorocarbon (FKM) rubber, known for their high performance. They come in various types, including general type (A: 66% fluorine), middle fluorine content type (B, GBL: 67-68.5% fluorine), high fluorine content type (F, GF: 70% fluorine), and types with improved low temperature flexibility (GLT, GFLT) and enhanced chemical resistance (Viton® ETP Extreme). The service temperature range is typically from -26°C to 232°C in static applications and -15°C to 200°C in dynamic applications. The hardness ranges from 50 to 90 Shore A[1][2][4].

Pros:
– Excellent resistance to high temperature, ozone, weather, oxygen, mineral oil, f…
– Good low gas permeability and low compression set.
– Excellent resistance to aging and ozone.
– Available in various formulations for specific applications, including improved…
– Widely used in automotive, chemical processing, aerospace, and industrial applic…

Cons:
– Not recommended for use with steam, amines, or polar solvents.
– Higher cost compared to other sealing materials.
– Limited low temperature resistance in standard formulations, though special form…
– May degrade if the material is not compatible with the environment.

Viton O-Rings, FKM / FPM O-Rings Manufacturer – Savvy

Product Details: FKM/Viton O-rings are made from fluoroelastomer (FKM) and are known for their high performance. They offer excellent resistance to high temperatures, ozone, weather, oxygen, mineral oil, fuels, hydraulic fluids, aromatics, and many organic solvents and chemicals. The service temperature range for general type Viton O-rings is approximately -26°C to 232°C in static applications and -15°C to 200°C in dynamic applications. Special grades like GLT-type can handle temperatures down to -40°C or even -50°C. The hardness of Viton O-rings typically ranges from 50 to 90 Shore A.

Pros:
– Excellent resistance to high temperatures and various chemicals
– Wide temperature range, from -50°C to +205°C/230°C
– Low compression set and low gas permeability
– Exceptional resistance to aging, chemical, and ozone attacks
– Suitable for use in extreme environments and various industrial applications

Cons:
– Not recommended for use with steam, amines, or polar solvents
– Limited compatibility with ketones (MEK, acetone), Skydrol fluids, and low molec…
– Not suitable for hot hydrofluoric or chlorosulfonic acids and low molecular weig…

Viton O Ring Suppliers, Manufacturers, Factory

Viton O-ring

Product Details: Viton O-rings are manufactured with precision using high-quality Viton material, ensuring exceptional durability and resistance to extreme temperatures, chemicals, and oils. They are designed to provide reliable sealing solutions in various industrial applications, including automotive, aerospace, and hydraulic systems. These O-rings excel in high-temperature environments, withstanding temperatures ranging from -15°C to 204°C (-5°F to 400°F) without compromising their sealing capabilities. They also exhibit outstanding resistance to a wide range of chemicals, including acids, fuels, oils, and solvents. The O-rings offer excellent compression set resistance and maintain a tight seal even under varying pressure conditions, ensuring leak-free performance. They are known

for their longevity and durability, with extended service life due to their resistance to degradation, ozone, and weathering.

Pros:
– High Temperature Resistance: O-rings excel in high-temperature environments, wit…
– Chemical Compatibility: These O-rings exhibit outstanding resistance to a wide r…
– Excellent Sealing Properties: Engineered with precision, the O-rings offer excel…
– Longevity and Durability: With their exceptional resistance to degradation, ozon…

Cons:
– Poor Low-Temperature Resistance: Standard fluoroelastomer material has poor low-…

Comparison Table

Frequently Asked Questions (FAQs)

Frequently Asked Questions About Viton O-Ring Temperature Range

What is the typical temperature range for Viton O-Rings?

The typical temperature range for Viton O-Rings is between -20°C to +205°C, depending on the grade. However, some grades can handle temperatures as low as -30°C or -45°C and as high as +230°C for short periods.

How do different grades of Viton O-Rings vary in temperature resistance?

Different grades of Viton O-Rings are designed to meet specific temperature and chemical resistance needs. For example, Viton GLT and GFLT grades are optimized for low-temperature applications, down to -40°C, while Viton F is better suited for high-temperature and aggressive chemical environments.

Can Viton O-Rings handle extreme temperature fluctuations?

Yes, Viton O-Rings are known for their ability to handle extreme temperature fluctuations. They maintain their structural integrity and sealing performance even when exposed to temperatures beyond the standard range of other elastomers, making them ideal for applications with varying temperature conditions.

How does the temperature range affect the longevity of Viton O-Rings?

Exceeding the recommended temperature range can lead to material degradation and reduce the lifespan of Viton O-Rings. Ensuring the O-Ring operates within its specified temperature range is crucial to maintain its performance and longevity.

What are the implications of using Viton O-Rings outside their recommended temperature range?

Using Viton O-Rings outside their recommended temperature range can result in seal failure, reduced elasticity, and compromised chemical resistance. This can lead to operational issues, safety risks, and increased maintenance costs, so it’s important to select the right grade for your specific application.