Kent Gaskets Limited

Advanced CNC Log Cutting

Precision Sponge Strips & Coils

At Kent Gaskets, we've invested in a state-of-the-art CNC Log Cutting machine, allowing us to deliver precision-cut sponge rubber sheets and strips and fully wound coils in-house. This advanced technology ensures a seamless, efficient process, enabling us to offer competitive prices while maintaining high-quality, accurate cuts. With automated slicing to your exact width requirements, we provide cost-effective and reliable solutions for all your cellular sponge rubber needs. Contact us today to learn more!

What is Sponge Rubber?

Sponge rubber, also known as cellular sponge rubber, is a type of rubber that contains numerous air pockets within its structure. This composition gives it a spongy, flexible texture, making it ideal for applications that require cushioning, sealing, and insulation.

Sponge rubber sheets can be manufactured from various elastomers, including EPDM, neoprene, silicone, and natural rubber, each offering distinct advantages based on the application.

Cellular sponge rubber, is a highly versatile material widely used in various industrial applications. Its unique properties make it an excellent choice for creating gaskets, door seals and sponge rubber strips.

Applications of Sponge Rubber Gaskets

Sponge rubber gaskets are used in a wide range of industries due to their excellent sealing and cushioning properties.

Some common applications include:

Automotive:

Used in weather-stripping, seals, and vibration dampening components.

Construction:

Employed in expansion joints, door seals, and window seals to prevent water, air, and dust ingress.

HVAC:

Used in sealing ducts, providing thermal insulation, and reducing noise.

Electronics:

Serves as seals for enclosures, cushioning for delicate components, and insulating barriers.

Marine:

Used in hatch seals, window seals, and other areas exposed to harsh weather conditions.

Properties of Sponge Rubber

Compressibility:

Sponge rubber can be easily compressed and deformed, allowing it to conform to irregular surfaces and create effective seals.

Flexibility:

It remains flexible even at low temperatures, maintaining its sealing capabilities in diverse environments.

Resistance to Elements:

Depending on the base material, sponge rubber can be resistant to UV rays, ozone, chemicals, and weathering, making it suitable for outdoor applications.

Insulation:

The cellular structure provides excellent thermal and acoustic insulation properties.

Lightweight:

The air pockets within sponge rubber make it lighter than solid rubber, which is advantageous in applications where weight is a consideration.

Types of Sponge Rubber

Sponge rubber comes in various grades, each offering unique characteristics to meet the diverse requirements of different industries. Selecting the most suitable grade of cellular sponge rubber is crucial for achieving optimal performance and efficiency.

Here are a few common types:

Expanded Neoprene and EPDM Sponge Rubber

Known for their excellent resistance to weather, ozone, and chemicals, these types are ideal for outdoor applications and environments where durability is essential.

Silicone Sponge Rubber

Offers superior temperature resistance, flexibility, and excellent sealing properties. It is perfect for applications requiring high-performance sealing in extreme temperatures.

HT800 Silicone Sponge Rubber

A high-temperature variant of silicone cellular sponge rubber, HT800 provides exceptional resilience and durability in extreme heat conditions, making it suitable for demanding industrial applications.

Viton Sponge Rubber

Known for its outstanding chemical resistance, Viton cellular sponge rubber is often used in applications involving exposure to harsh chemicals and fuels.

PVC/Nitrile Sponge Rubber

This type combines the benefits of both PVC and nitrile, offering good resistance to oil, fuel, and weathering. It is commonly used in automotive and industrial sealing applications.

Sponge Rubber Thickness Options

Cellular Sponge Sheeting & Custom-Cut Strips

At Kent Gaskets, we stock a wide range of cellular sponge rubber sheets in various thicknesses.

Including:

1mm, 1.5mm, 2mm, 3mm, 4mm, 5mm, 6mm, 10mm, 12mm, 15mm, 20mm, 25mm, and 30mm.

We offer sponge rubber in various formats, including sheets, adhesive-backed sponge rubber strips, continuous rolls, and custom gasket shapes to suit all industries and applications.

All thicknesses can be precision-cut into strips, making them ideal for easy application in narrow areas.

Additional thicknesses are available upon request—contact us to discuss your specific requirements!

Our investment in state-of-the-art CNC log cutting technology ensures precision, efficiency, and flexibility in every order. These advanced machines provide consistent, high-quality cuts across cellular sponge rubber sheets and also solid rubber materials, delivering a superior finish with minimal material waste. Their ability to customise widths effortlessly allows us to meet our customers specifications with unparalleled accuracy and reliability.

Whether you need pre-cut sponge rubber strips for narrow applications, fully wound coils, or bespoke gasket shapes, we offer tailored solutions to match your requirements.

Cellular Sponge Rubber-Now with Advanced Cutting Services