Chemraz® FFKM Alternative

Chemraz® – The prime solution for harsh operating conditions

M Barnwell Services are one of the UK’s largest independent, stockist and distributor of UK Manufactured FFKM Seals. We provide Chemraz®, one of our highest-performing FFKM elastomers and unrivalled elastomeric material. With temperature ratings up to 315°C (599°F) and the broadest chemical resistance of any elastomeric material, Chemraz® is the prime choice for the most challenging semiconductor, energy, pharmaceutical, and aerospace & defence applications.

Features and benefits of Chemraz®:

High-temperature stability up to 324°C (615°F)
Low-temperature capability down to -40°C (-40°F)
Almost universal chemical resistance to most aggressive chemicals
Compatible with all well fluids, gases, and injection/treatment chemicals

Our FFKM / Perfluoroelastomer Seals and O Rings are available in a host of other premium materials. This Includes: MBMS, Perlast®, Simriz™, Elast-O-Lion®, Parofluor®, Kalrez®, Isolast®, Ekraz®, Kaflon™ and Valqua (Armor, Fluoritz). Technical data sheets will accompany your sealing product and for a detailed list on genuine manufacturer grades and compounds click here.

We also have an extensive range of other seal materials. This includes: Perfluoroelastomer (FFKM), Nitrile (NBR), Hydrogenated Nitrile (HNBR), Viton™ (or FKM/FPM), Viton™ A, Viton™ B, Viton™ GF, Viton™ GLT, Viton™ GFLT, Viton™ ETP, Ethylene Propylene (EPDM), Silicone (VMQ), Polytetrafluoroethylene (PTFE) Fluorosilicone (FVMQ) and Medical Grade. These can all be measured to imperial (BS1806, ISO 3601) and metric (BS4518) sizes, shore hardness and to a range of International, National and industry specifications, grades and approval standards.

We also offer a comprehensive range of quality FEP/PFA Encapsulated Rubber Seals, O Ring Cord and Hot Vulcanised Seals.