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Flame Retardant Silicone Sponge

Flame Retardant Silicone Sponge provides critical fire safety, combined with excellent compressibility and insulation. It is an indispensable material for fire-safe sealing, cushioning, and thermal insulation in aerospace, rail, electronics, and other high-safety industries.

Product Codes: VGD16FR, VGD24FR, VGD33FR

Product Description

Advanced Protection and Sealing: Flame Retardant Silicone Sponge

In critical applications where both flexibility and rigorous fire safety standards are paramount, Flame Retardant Silicone Sponge offers an indispensable solution. Unlike solid elastomers, silicone sponge provides excellent compressibility, thermal insulation, and sound dampening properties, all while incorporating fire-resistant additives. Materials like our VGD16-33FR grades are specifically engineered to limit flame spread when ignited. This unique combination makes it an ideal material for sealing, cushioning, and insulating in environments where safety against fire propagation is a non-negotiable requirement.

Key Features of Flame Retardant Silicone Sponge

Our Flame Retardant Silicone Sponge (VGD16-33FR) combines the inherent benefits of silicone sponge with critical fire safety performance.

  • Flame Retardancy: VGD16-33FR is engineered to meet UL94-VO standards (for specific thicknesses) but does not come with a UL certification (yellow card).
  • Excellent Compressibility: Provides a soft, flexible, and conformable material, making it ideal for gap filling, cushioning, and creating effective seals even on irregular surfaces.
  • Wide Temperature Range: Maintains flexibility and integrity across a broad spectrum of temperatures, ensuring stable performance in thermally challenging environments.
  • Good Thermal Insulation: The closed-cell structure offers effective thermal insulation properties, reducing heat transfer.
  • Sound Dampening: Can provide effective acoustic insulation, reducing noise transmission.
  • Resistant to Environmental Extremes: Inherits silicone’s excellent resistance to UV light, ozone, and weathering, making it suitable for both indoor and outdoor applications.
  • Excellent Compression Set Resistance: Maintains its elastic recovery and sealing capabilities even after prolonged compression, ensuring long-term performance.

Applications of Flame Retardant Silicone Sponge

The unique combination of flame retardancy and the properties of silicone sponge makes it invaluable in a diverse set of critical applications.

  • Enclosure Seals and Gaskets: Used to seal electrical cabinets, electronic enclosures, and access panels, providing both environmental protection and fire safety.
  • HVAC Gaskets and Ducting Seals: Employed in heating, ventilation, and air conditioning systems to prevent the spread of fire and smoke while providing airtight sealing and thermal insulation.
  • Vibration Dampening and Shock Absorption: Utilised as pads and mounts to reduce vibration and absorb shocks in equipment where fire safety is a concern.
  • Door and Window Seals: Provides fire-resistant seals in architectural and transport applications, contributing to compartmentation and fire integrity.
  • Lighting Seals: Used in internal and external lighting fixtures in various applications to meet fire safety standards.
  • Gap Filling: Ideal for filling irregular gaps where both sealing and fire protection are necessary.

 

Industries Utilising Flame Retardant Silicone Sponge

Flame Retardant Silicone Sponge is a vital component in industries where stringent fire safety regulations and reliable sealing/insulation are paramount.

  • Electronics: Used for sealing and insulating sensitive electronic devices, especially where fire hazards need to be mitigated.
  • HVAC and Construction: Applied in building materials and ventilation systems for fire-resistant sealing and insulation.
  • Automotive (Commercial & Specialty): Utilised in specific vehicles requiring enhanced fire safety for interior components and electrical systems.
  • Marine: For components in marine vessels that must meet fire safety regulations.
  • Industrial Equipment: In machinery and appliances where high temperatures and potential fire risks are present.

By integrating Flame Retardant Silicone Sponge, manufacturers can significantly enhance the safety profile of their products and systems, ensuring compliance with rigorous fire standards while leveraging the excellent sealing, cushioning, and insulating properties of silicone sponge.

Compliances

UL94-V0 icon badge.
UL94-V0 Tested (no yellow card)

Facts

Material Type Peroxide Cured Silicone Sponge
Density Range 16 - 33 lb/ft³ (255-530kg/m³)
Natural Colour Off White
Available Colours All colours (but flame retardant additive will cause pastel colours)

Main Features

- Flame Retardancy
- Excellent compressibility
- Good thermal insulation
- Ozone, UV and weathering resistant

Availability Format

Self adhesive backing icon badge.
An icon showing silicone tubing
An icon showing silicone strips
An icon showing silicone profiles
An icon showing silicone cords

Target Industries

Heating and Ventilation (HVAC)
Energy Generation
Electronics
Automotive

Technical Details

  • *Shore A data is provided as an approximate comparison to solid rubbers only, due to testing limitations it is not possible to accurately record Shore A hardness for silicone sponge.
    **Compression set & density will vary depending on product size and thickness.
    Please note our information is based on lab tested samples of 25mm square.
    These figures are only intended as a guide and should not be used in preparing specifications.

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Current Delivery Times

Silicone Rubber Extrusion

Partially Delayed
7-10 working days

Silicone Extrusion & Secondary Operations

Normal
10 working days

Silicone Rubber Extrusion (New Dies)

Partially Delayed
14 working days

Silicone Rubber Inflatable Seals

Normal
10 working days

Silicone Rubber & Sponge Sheeting

Normal
from 5 working days

Silicone Rubber & Sponge Gaskets

Normal
from 5 working days

EPDM Extrusion

Normal
3 - 5 Weeks

Compression Moulded Parts

Normal
From 7 Working Days

3D Printed Parts

Normal
5 Working Days

Worldwide Shipping

We ship our goods worldwide using a variety of couriers including DPD, DHL, TNT, UPS and FEDEX. Please contact us to discuss your shipping requirements. 

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Worldwide Shipping

We ship our goods worldwide using a variety of couriers including DPD, DHL, TNT, UPS and FEDEX. Please contact us to discuss your shipping requirements.