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News 23 Jun 2026

Rolling Stock Networking: Connect with CB Frost at RSN 2026

At CB Frost & Co, we don’t believe in waiting around when a great opportunity knocks. That is exactly why...

News 4 Jun 2026

Why Choosing the Right EN45545 Gasket is Critical for Rail Industry Safety

In the modern rail industry passenger safety dictates every phase of vehicle design, engineering, and manufacturing. Major structural components, advanced...

Sponge And Rubber Gaskets

Uncategorised

August 25, 2020

CB Frost are continually investing in modern production processes to offer a faster turn around and competitive prices. Our cutting facility allows us to produce flat pressed parts (gaskets) and cater for quantities ranging from custom one offs to small, medium and large volumes. Our machinery allows us to produce...

CB Frost are continually investing in modern production processes to offer a faster turn around and competitive prices.

Our cutting facility allows us to produce flat pressed parts (gaskets) and cater for quantities ranging from custom one offs to small, medium and large volumes. Our machinery allows us to produce small intricate gaskets, to larger, more complex shapes of up to 2mtrs long.

GRADES OF GASKET MATERIAL IN STOCK

Rubber

Neoprene, Commercial, Nitrile, EPDM, Commercial Insertion (1ply), Commercial Ribbed Matting, FDA Silicone, LSLT (Low Smoke Low Toxicity) EPDM, MF775 Silicone, HT200, Viton, Hypalon and Cork

Sponge

Neoprene, EPDM, Natural, PVC, General Purpose Silicone, Semi-Closed Cell EPDM, K-Cell Super Soft Nitrile, Rail SD Insulation, CBF Sil V0, HT800, BF1000, BF2000, Poron® EVExtend, Poron® 4701 Range, Poron® 4790-92 Extra Slow Rebound, Poron® XRD and Griswold Industrial Sponge

Foam

Polyethylene LD24 & LD45, Open Cell Polyurethane and Reticulated Foam

PRODUCT SPECIFICATION

Our rubber, sponge and foam materials can be supplied in various densities or hardness to assist in solving problems. We hold a good mixture of general purpose and high-performance materials to suit your every need.

ADHESIVES

Gaskets can be supplied plain or pre-laminated with pressure sensitive adhesives; we have an extensive range of adhesives to suit numerous applications, our sales team are on hand to help you with your requirements.

TECHNICAL SUPPORT

With over 150 years live service experience at CB Frost you can trust us to deliver. Our team have the experience and technical knowledge to help design and develop the correct solution for your application.

Our aim is to work with you and form long lasting mutually beneficial relationships. For more information, please call our experienced sales team on +44 (0)121 773 8494.

Keep up to date with the
latest CB Frost & Co news

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ArmaFlex Rail SD Thermal Insulation Foam and EN45545-2 Requirements
ArmaFlex Rail SD Thermal Insulation Foam and EN45545-2 Requirements

Our ArmaFlex range of flexible closed-cell insulation materials are designed specifically to meet the strict requirements of the international railway industry. Featuring integrated fire protection, our products provide innovative solutions for a wide range of rail applications, including insulation for heating, ventilation, air-conditioning, refrigeration and plumbing, ensuring improved safety and comfort for passengers. In addition […]

Why CB Frost are Your First Point of Call for Rail Industry Insulation Materials
Why CB Frost are Your First Point of Call for Rail Industry Insulation Materials

Over a number of years, CB Frost have grown to be a market leader in the supply of cellular silicone insulation materials for the rail and modern engineering industries. Our impressive catalogue of specialist rail insulations is paired with our extensive knowledge and experience of gasketing, fabrication and other manufacturing processes. Here are just a […]

CB Frost and the Rail Sector
CB Frost and the Rail Sector

    At CB Frost, we have formed a relationship with American speciality materials company Rogers Corporation to provide a range of high performance silicone materials that are ideally suited to applications within the rail sector. As a Rogers preferred converter, our range of BISCO® cellular silicones are designed to meet the most stringent industry […]

CB Frost Supporting NHS Frontline Workers
CB Frost Supporting NHS Frontline Workers

Following a successful move to our new premises at Matrix Point, Birmingham, CB Frost are currently working with skeleton staffing to supply essential industries during the coronavirus lockdown. Yesterday, we were contacted by a company manufacturing and supplying protective visors for the NHS. We were asked if we could supply some sponge material for the […]

Gasket Manufacturing in Birmingham
Gasket Manufacturing in Birmingham

From small beginnings in 1921, CB Frost & Co have now been manufacturing gaskets in Birmingham for almost 100 years. In this time, we have seen great developments in plastics and other materials, gasket manufacturing techniques and manufacturing technology in general. CB Frost has always strived to be at the forefront of the evolving rubber […]

CB Frost, UK Manufacturing and Industry
CB Frost, UK Manufacturing and Industry

As a leader in the specialist rubber and plastics industry, CB Frost have long served many of the major sectors of UK manufacturing. From our early roots in Birmingham, the city of a thousand trades and the birthplace of the commercial plastics industry, we have seen huge change in the last 98 years. Not only […]

CB Frost Exhibit for the first time in 2021 – RSN Rail Industry Show, Derby UK
CB Frost Exhibit for the first time in 2021 – RSN Rail Industry Show, Derby UK

It was an exciting week for CB Frost last week as we exhibited in the UK for the first time since 2010. On the 30th September, we were at Derby Arena for RSN 2021, displaying our full range of materials, as well as presenting our extensive manufacturing capabilities. Only the second live indoor rail show […]

EN 45545 Compliant Materials for the Rail Sector
EN 45545 Compliant Materials for the Rail Sector

As well as meeting the needs of the modern engineering industry in terms of performance and longevity, safety compliance is essential when choosing specialist insulation materials for the rail industry. At CB Frost, our entire range of rail materials stringently meet all industry requirements for fire, smoke and toxic fumes to increase safety in the […]

Choosing Sealing Materials for The Agriculture Sector
Choosing Sealing Materials for The Agriculture Sector

Over time, as a result of the many challenges faced by farmers, the agricultural sector has seen a lot of technological advances. The population is growing, resulting in more demand for agricultural produce, however, available farming land is also shrinking, leaving farmers to produce more food in a much smaller area. At the same time, […]