Delivering Fluid Sealing Solutions Since 1972

Special Mouldings and Extrusions

The seal of approval – Special Mouldings and Extrusions

M Barnwell Services supply custom made Rubber Mouldings, Plastic Mouldings and Extrusions that offer you the assurance that the part will be manufactured to your exact requirements.

We currently supply thousands of bespoke mouldings from many different profiles, shapes, and dimension to all industries, made to each customers design specification with competitively priced tooling.

We can offer both compression and injection moulding (volume dependant) along with a fast and efficient service to cover your requirements. We can supply from 1 piece to +1 million pieces no matter what the material compound or part complexity, from a simple ring to an intricate rubber and metal bonded component with exact tolerances for many Industries such as Automotive, Food and Drink Processing, Industrial, Agricultural, Chemical Processing, and Petrochemical.

Extrusions, including O Ring Cord, are available in various materials and profiles from our standard stock range. We can also manufacture bespoke and special profiles.

Mouldings and Extrusions

If you would like more information about our range, download our catalogue, or contact a member of the team.

Approvals (ISIR & PPAP)

ISIR (Initial Sample Inspection Report) / PSW (Part Submission Warrant) or PPAP level 3 (Production Part Approval Process) and levels 1,2 3,4,5 documents wherever necessary from Quality Assured Global Manufacturers with ISO9001 accreditation through to TS16949 / Q1 for the Automotive Sector.


Rubber Mouldings: Gaiters, Bellows, Diaphragms, Anti-Vibration Mountains, Valve Seats, Seals, Buffers, Grommets, Seed Drill, Automotive Engine Seals and many more

Extrusions: Door Seals, Oven Seals (Autoclave), Window Seals, Cab Seals, Caravan Seals, Marine Seals, Draft Excluder, Edging Strip, Foam and Sponge (Closed and Open Cell) and many more