Delivering Fluid Sealing Solutions Since 1972

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Heritage Seals

Heritage Seals

M Barnwell Services Heritage Seals for WW2 Tank Restoration M Barnwell Services, the UK’s leading distributor, manufacturer, and stockist of fluid sealing products provide seals for vehicle restorations. A military history enthusiast used Barnwell Heritage Seals to restore the engine of a 1943 SdKfz 2. NSU HK101 Kettenkrade Tank, pictured below: M Barnwell Services has 1.4 million Oil Seals / […]

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Can O-Rings be used in Non-Circular Groove Patterns?

O Ring Non-Circular Groove

O Rings To Fit In Non-Circular Grooves Contrary to popular belief, O-Rings can be used in rectangular and non-circular groove patterns (Also known as ‘racetrack grooves’, ‘wandering grooves’ or ‘custom plan views’ non-circular grooves). However, there are certain rules to follow. The main design consideration when using an O-Ring in these applications is the corner or the smallest radius. The […]

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Dalek™ Seal Kit

Dalek Seal Kit

Create Your Own Dalek Using A Barnwell Dalek Seal Kit M Barnwell Services, the UK’s number one distributor, manufacturer, and stockist of fluid sealing products, supply enthusiasts of the legendary BBC Sci-Fi series ‘Doctor Who’ with our Dalek™ Seal Kit (Oil Seals). Barnwell provided an avid fan based in Australia with our ‘Dalek™ Seal Kit’. They used our kit to […]

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O Ring Basics Handbook

O Ring Cross Section

Everything to know about O Rings This is an O Ring Basics Handbook that will help you understand the fundamentals of O Ring Seals. Elastomers are different compared to any other material used by engineers. For example, plastic or metal components are most likely failing when visibly deformed. When it comes to an O Ring, in order for it to […]

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Seals Supplier Aberdeen

OIL AND GAS SEALS SCOTLAND

The UK’s largest independent stockist, manufacturer, and distributor of Seals and Gaskets   Seals Supplier Aberdeen and Scotland. For 50 years M Barnwell Services has supplied specialist seals and gaskets to all industries in and around Aberdeenshire. Customers can count on us for next-day delivery, short lead times, and guidance on material selection for their sealing application. The experienced team […]

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PS-SEAL® Non-Standard lip materials

PS-SEAL® lip materials and configurations

Garlock PS-SEAL® Non-Standard lip materials for dynamic applications For a number of years, Garlock’s Fluoroelastomer (FKM/FPM) PS-SEAL® Standard with a GYLON® Black lip is known for its industry-leading reliability when sealing critical applications. However, when the sealing requirement requires an alternative solution to an FKM, Garlock also created the PS-SEAL® Non-Standard. Generally, the Garlock PS-SEAL® Non-Standard seal can be easily […]

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PS-SEAL® Non-Standard lip configurations

PS-SEAL® Non-Standard lip materials

Dynamic seals in conventional sizes with various lip configurations The Standard PS-SEAL® is a high-performance PTFE-based seal that serves a broad scope of demands. However, in some installations, the Standard PS-SEAL® may not have the desired effect. Therefore, to compensate Garlock developed the PS-SEAL® Non-Standard. The PS-SEAL® Non-Standard makes a variety of adaptations possible including installation areas that demand specific […]

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Sealing products for the Semiconductor Industry

Sealing products for the Semiconductor

Sealing products for the Semiconductor manufacturing industry M Barnwell Services offers an extensive range of Semiconductor Seals that can operate in deposition, etch, ash/strip, plasma, wet chemical and thermal processes. These products can be used within the semiconductor and related manufacturing industries: Logic and memory MEMS HBLED Power Devices Solar cells (crystalline, multi-crystalline, concentrator) Flat-panel display Optoelectronics LED/ OLED We […]

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Thermal Process

thermal process

Semiconductor Manufacturing – Thermal Process The term ‘thermal process’ covers a broad scope of installations. These installation temperatures are usually higher than Plasma Processes and can go up to +300°C. In addition, thermal-based installations require not only sealing materials with a particular chemical resistance demands but also ones with good mechanical features and low compression set. Thermal Processes include: Atomic […]

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Seals For The World

ASCENSION island

The Sun Never Sets On A Barnwell Seal In August the M Barnwell Services Export department supplied a range of specialist O Rings to their 69th and most remote location – Ascension Island. Ascension Island is an isolated volcanic island, south of the Equator in the South Atlantic Ocean. It is about 1,000 miles from the coast of Africa and […]

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