Vac-Sil® Vacuum-Forming Membranes''

Vac-Sil® Vacuum-Forming Membranes''

Our VAC-SIL® quality silicone rubber Membranes have been specifically designed to be used as vacuum forming membranes for Solar/P.V. module lamination, plus the forming or thermo-pressing of vinyl foil veneers on furniture woodwork, composites in aerospace, F1 cars, marine, and on other general products.

Listening to our valued customers and their experiences, VAC-SIL® Quality Membranes have been polymer engineered to give users excellent thermal and mechanical properties, with good chemical resistance that leads to optimum service life.

We can also supply a range of components for solar panel production, such as: Squeegee Edge Profiles, Beltings, Vacuum Seals and Release Sheets.

VAC-SIL® Membranes bring many positive advantages - visit our website to find out more.

Precision cutting
We have a large precision cutting facility, capable of cutting Membranes, and other rubber/elastomer sheeting, up to 3.2m wide, ensuring total accuracy for product sizing, cut-out portions, holes & slots.
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Other Products and Services from J-Flex Rubber Products

Silicone Sponge Sheeting

Silicone Sponge Sheeting

Silicone Sponge is an excellent material for uses requiring a soft, compressible material and particularly suited for high temperature applications. There is a full range of standard colours available and J-Flex has the capability to colour match to customer requirements. The sponge is predominately-closed cell with low water absorption.

Sponge sheeting is available in standard rolls 1m wide; other widths can be produced upon request. Our sponge sheetings can also be supplied complete with adhesive backing and slit into strips or punched to produce gaskets to your specific dimensional requirements.

• Pure Neoprene Sponge - certified to EN45545-2
• Metal Detectable Silicone Sponge
• Silicone Sponge Commercial Sheet Grade
• 'HTM' Closed Cell Silicone Sponge
• FDA Compliant 'Food Safe' Silicone Sponge
• Closed Cell Silicone Sponge
• Hi-Recovery Expanded Closed Cell Silicone Sponge

Electrically Conductive

Electrically Conductive

J-Flex Electrically Conductive Silicone Sheet is a premium grade material that gives you the right balance between electrical conductivity (low amperage conductor) and protection against electrostatic discharge & material cost.

This material is a carbon particle filled Silicone & is suitable for a wide range of applications including shielding & sealing electrical enclosures & connectors in industries such as defence, electronics and medical.

Good high & low temperature range.

It is black in colour and has a smooth glossy surface both sides, and is supplied with protective peel-off layers.
Custom Cut Gaskets

Custom Cut Gaskets

J-Flex is the comprehensive source for all your custom cut gaskets requirements, whether you need small, medium or large volumes. Whatever your requirements, we can help with a superb range of die-cut and digital flatbed cut rubber gaskets.

Our press cutting of gaskets and geometric shapes are generally in soft engineering, non-metallic materials - including:
• Natural and Synthetic Rubbers
• Rubber Insertions and Diaphragm Materials
• Non-Asbestos Jointings
• Vulcanised Fibre
• Bonded Cork
• P.T.F.E. (Polytetrafluoroethylene)
• Felt
• Ceramic Papers and Jointings
• Silicone gaskets
• Viton™ gaskets
• By using non-metallic materials, our die cut rubber gaskets are anti-corrosion gaskets as standard.


Whatever the size of gasket you require, we can usually help.

In addition we supply large Vulcanised ‘O’ Rings; Boiler Joints; Packings and Corrugated Metal Gaskets. All can be made to your specific requirements quickly and efficiently.
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J-Flex Rubber Products

Units 1 & 2, London Road Business Park, Retford, Nottinghamshire, DN22 6HG, United Kingdom

J-Flex Rubber Products offers a wide range of products for all industries. Rubber Mouldings, Extrusions and Fabrications (including Gaskets, Sleeves, Inflatable Seals, Bellows, Expansion Joints & Vulcanised Joined O Rings). Also, Specialist Rubber Sheetings including Viton™ and FKM, Viton™ Sponge, EPDM, Diaphragm & Thin Gauge sheeting plus Food Safe, Metal Detectable, Electrically Conductive, Fire Retardant and other Silicone Sheetings and Sponges. Finally, our Vacuum Forming Materials such as membranes are widely used widely used in the Solar Industry alongside Furniture Lamination, Aerospace, Formula 1 and Marine applications.