FVMQ (Fluorosilicone) O-Rings: NewDealSeals

In industries where extreme temperatures, fuels, oils, and solvents are part of everyday operations, FVMQ (Fluorosilicone) O-rings are the unsung heroes of sealing solutions. These specialised elastomeric seals offer exceptional performance in harsh conditions, making them the preferred choice for applications across aerospace, automotive, and more. In this text, we’ll explore the remarkable features of FVMQ (Fluorosilicone) O-rings and why they’re the go-to option for challenging sealing needs.

What are FVMQ O-Rings?

FVMQ O-rings, also known as Fluorosilicone O-rings, are a type of synthetic elastomer sealing component designed for specific applications that require resistance to a combination of extreme temperatures, fuels, oils, and chemicals. These O-rings are created using a specialized type of fluoroelastomer called fluorosilicone rubber.

General properties FVMQ O-Rings

Temperature range:
Shore:
Relative cost
Tradenames:
Common names:
Colours available:

-50 to 180 °C
30 / 40 / 50 / 60 / 70 / 80 / 90
◍◍◍◍◍
FE® (Shin-Etsu Silicones), Silastic LS® (Dow)
FVMQ, Fluorosilicone
Blue,Green. Other colors on request.

Why choose FVMQ O-Rings?

    

Fluorosilicone O-rings are resilient, with low compression set characteristics. Fluorsilicones are widely used in aerospace fuel systems and auto fuel emission controls. High friction tendencies, limited strength, and poor abrasion resistance disqualify them from dynamic uses.

Key characteristics and features of FVMQ O-rings include:

  • Wide Temperature Range: FVMQ O-rings are capable of withstanding a broad temperature range, making them suitable for applications exposed to extreme temperature variations. They can operate effectively in temperatures ranging from -60°C (-76°F) to 200°C (392°F) and even higher with certain formulations.
  • Fuel and Oil Resistance: These O-rings exhibit exceptional resistance to fuels, oils, and solvents. This property makes them particularly valuable for sealing components in industries such as automotive, aerospace, and industrial machinery, where exposure to hydrocarbons is common.
  • Chemical Stability: FVMQ O-rings maintain their sealing properties when exposed to various chemicals, including acids and bases. This chemical stability ensures long-lasting performance even in environments with aggressive chemicals.
  • Low Compression Set: FVMQ O-rings have a low compression set, which means they can maintain their shape and sealing effectiveness over time, reducing the need for frequent maintenance and replacement.
  • Versatility and Customization: These O-rings are available in various sizes, shapes, and durometers (hardness levels), allowing for customization to meet specific sealing requirements. Their versatility makes them suitable for a wide range of applications.
  • FDA-Compliant Options: Certain formulations of FVMQ materials can comply with FDA regulations, making them suitable for use in applications involving food and pharmaceuticals.

In summary, FVMQ O-rings are engineered to excel in demanding environments where extreme temperatures, exposure to fuels and oils, and chemical resistance are essential. Their unique combination of properties makes them indispensable in industries where reliable sealing solutions are required to ensure the integrity, safety, and efficiency of equipment and machinery.

FVMQ performs well in:

  • Fuels
  • Hot air
  • Hydrocarbons (aromatic, chlorinated)
  • Ozone
  • Sunlight
  • Animal & vegetable oils
  • Solvents

    FVMQ does not perform well in:

    • Brake fluids
    • Hydrazine
    • Ketones

      Typical FVMQ Applications:

      1. Diesel turbocharger and charge air cool hoses
      2. Exhaust hangers
      3. Wire and cable insulation

        Certifications & compliances

        Newdealseals offers a wide range of products & materials that are certified and/or in compliance with industry specific standards. Examples of certifications and compliances:

        Food
        FDA CFR 21.177.2600 (A-D) Dry foods
        FDA CFR 21.177.2600 (A-F) Fatty foods
        EC 1935/2004 compliance
        EC 2023/2006 compliance
        BFR Class XV

        Medical
        USP class VI
        ISO 10993
        NSF 61 section 6

        Oil & Gas
        Norsok M710

        Drinking water
        WRAS
        3-A

        Gas appliances
        DIN EN 549

        Alternatives for FVMQ O-Rings

        Do you require an improved compression set?

        NBR, Nitrile O-Rings

        Temperature range (-40 to 108 °C). Low material price, good oil resistance and good mechanical properties.

        NBR, Nitril → 

        Do you want better overal chemical resistance & higher temperature resistance?

        FKM, Viton® O-Rings

        Temperature range (-25 to 204 °C). Very good resistance to chemicals, oils, ozone and UV. Suitable for static and light dynamic applications.

        FKM, Viton® 

        CONTACT  FORM

            

        We believe in the quality of our products and service. Fill out the form on the right-hand side and we will contact you shortly. Or you can use our product request form here.

        NewDealSeals B.V.

        +31 (0) 226 362 233

        info@newdealseals.com

        Boezemschop 8, Breekland, 1724 BJ Oudkarspel, The Netherlands