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Over 100 years of experience designed-in every time

Our unique blend of technology, experience and knowledge enables us to create more agile, more effective manufacturing solutions to address the most complex of manufacturing challenges relevant to today’s world.

From sophisticated bonding of base and precious metals to complex stamped and assembled products, our unique blend of technology, experience and knowledge enables us to create more agile, more effective production solutions to address even the most complex of manufacturing challenges.

Products overview

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Bimetal Strip

Bimetal Strip

STL manufactures bimetal strips from a proprietary cold-cladding process. Configurations include Inlay, Edgelay and Throughlay. Base materials are Copper and Brass with options of Silver or Silver alloy stripes. Onlay is manufactured using a seam welding process, using Brass as the base metal.
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Electrical Contact Rivets

Electrical Contact Rivets

STL offers a full range of solid and bimetal precious metal alloy contact rivets, ranging in diameter from 2.5mm to 10mm. These can be supplied directly or auto-assembled at STL.
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Welded Contact Assemblies

Welded Contact Assemblies

For customers wishing to concentrate their resources on switch design and construction, STL manufactures and supplies complete contact assemblies incorporating welded contacts.
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Microprofile Tapes

Microprofile Tapes

To minimise the use of precious metals, microprofile bi- and tri-metal tapes evolved. Tri-metal tapes in particular allow the use of minimum thicknesses of precious metal whilst maintaining good current carrying ability.
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General Contact Assemblies & Customised Solutions

General Contact Assemblies & Customised Solutions

STL is able to produce a wide variety of contact containing assemblies, from sub 3mm turned-parts to larger components using up to 300tonne press loadings.
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