Delivering Fluid Sealing Solutions Since 1972

Copper Washers UK

A UK leading supplier of Copper Washers DIN7603, and Copper Sealing Rings

With an impressive £3 million sealing inventory and strategically positioned branches across the UK, M Barnwell Services is primed to fulfill your Copper Washers needs. As a trusted partner for prominent global OEM manufacturers, we prioritise top-notch products and exceptional service.

Our extensive Copper Washers selection includes DIN7603 Form A and Form C Copper Rings with non-asbestos filling, Copper Sealing Washers, Annealed Copper Washers, and Copper Flat Washers of both A and C Types. These encompass all standard sizes, including DIN7603 Form A with Vulcanised Fibre material and DIN 7603 Form A with Aluminium material.

Custom specifications are readily accommodated upon request.

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Copper washers are versatile spacers for various applications.

Commonly integrated into plumbing, architectural, and industrial assemblies, these washers excel in scenarios necessitating corrosion resistance, and thermal/electrical conductivity. Copper flat washers ensure even load distribution, bolstering connections, and safeguarding surfaces. They can also serve as sealing washers, regulating liquid flow.

Copper Washer Benefits

  • Conductive Excellence: Enhance electrical components’ conductivity with copper washers.
  • Heat Resistant: Ideal for heat-intensive scenarios in plumbing, HVAC, and hardware applications.
  • Aesthetic Appeal: Copper’s popularity extends to decorative, architectural, and household fixtures, enhancing visible joints.
  • Anti-Rust Properties: Unlike high-iron counterparts, copper develops a greenish patina through oxidation, resisting rust.
  • Protection Against Oxidation: Treatments and coatings safeguard against oxidation and tarnishing.
  • Malleable Advantage: Copper’s ductility surpasses steel; alloy 110 copper, annealed for enhanced flexibility, is standard.
  • Efficient Sealing: Annealed copper forms crush or sealing washers for snug seals around bolts, nuts, or components.
  • Rigidity Options: Choose full hard copper for applications requiring sturdier washer support.
  • Versatile Shapes and Sizes: Copper flat washers come in standard round diameters for various heads; non-round, odd-shaped, and custom sizes are available.

Limitations of Copper Washers

  • Relatively Soft Material: Copper is softer compared to materials like steel, making copper washers more susceptible to deformation and wear over time, especially in high-pressure or abrasive environments.
  • Limited Chemical Compatibility: While copper offers good resistance to corrosion, it may not be suitable for use with certain chemicals or environments that could lead to rapid deterioration or chemical reactions with the copper material.

Our goal is to enrich your product range by leveraging our services, accompanied by industry expertise and technical proficiency, leading to enduring cost savings.

Explore our collection of  Sealing / Shim Washers and Bonded Seals. For further details or kit inquiries, contact our team.

Access the DIN7603 Size Chart here for reference.

Do you need branded kits?

Beyond offering kits and selection boxes, we specialise in tailoring kits to match your brand. Our Pick-Pack-Label service streamlines kit assembly, saving time and space at your location. From sourcing to delivery, your customised branded product awaits.

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If you would like to know more about the service, please visit the Bespoke Kit Branding and Packaging page.