Capital Injection Ceramics Limited

Induction furnace linings

Capital Refractories specialises in supplying refractory linings and associated products to metal melting, foundry and cement industries around the world. Capital Refractories manufactures a wide range of dry vibration rammable products for lining coreless induction furnaces, vacuum coreless induction furnaces and channel induction furnaces for the melting of steel and high temperature alloys, iron, copper, bronze, aluminium and masteralloys. These dry vibration induction furnace linings include refractories based on alumina-magnesia spinel-forming systems, fused and dead-burnt magnesia-based systems, alumina and alumino-silicate-based formulations. Capital Refractories also supply magnesia and magnesia-chrome brciks for furnace linings. The dry vibration induction furnace rammables are supplemented by a wide range of topping, ramming and patching refractories and other refractory products.

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Crucibles

Capital manufacture crucibles in a modern state-of-the-art purpose-built facility in mainland Europe. Capital's one-shot crucibles provide the quality conscious investment caster with considerable improvements in terms of product quality. Since the liner is only used once, there is no risk of cross-contamination of alloys and inclusions are drastically reduced. Click here for more details.

Capital also manufacture a wide range of crucibles manufactured by vibro-casting or isostatically pressing. Crucibles are available in a range of alumina, chrome-alumina, magnesia, zircon, zirconia and mullite. Click here for more details.

Refractory castables

Capital Refractories also has an extensive range of castables, which can be supplied pre-cast and fired, for the metal melting, cement and other heat-processing industries. The castables range include dense, insulating and gunnable medium cement castables, low cement castables and free-flow (self-flow) castables. Capital Refractories also has a comprehensive range of non-wetting, aluminophobic and insulation castables specifically designed for primary and secondary melting of aluminium.

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Gas diffusers and bottom pour ladle systems

Capital Refractories provides a range of products to improve cast quality such as the Unibore/Multicast stopper and nozzle bottom pour system for ladles and auto pour which improves metal flow and quality as well as offering a quick change nozzle for improved cleanliness or to easily change nozzle diameters. Click here for more details.

Another product to improve metal quality is Capital Refractories' gas-permeable diffuser (also known as a porous or purge plug) which can significantly improve the quality of both ferrous and non-ferrous metal when installed in melting furnaces and ladles. Click here for more details.

Coil repair

Capital Refractories is able to offer foundries induction furnace coil supply and repair. The Coils & Cablesdivision is equipped to carry out on-site emergency call-out for water leaks, mechanical damage, metal penetration, earth leakage problems and coil screeding. Coil repair and refurbishment can also be carried out at the well equipped works conveniently based in the West Midlands. Coils & Cables also supply water cooled power cables, copper busbars and related insulators and fittings.

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Ancillary Items

Capital Refractories also supplies a wide range of ancillary products such as furnace formers, mica sheet, vacuum-cast fibre products, temperature measurement equipment, insulation materials and chamottes, fused silica and fused mullite for investment casting.

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Capital Refractories' refractory operations are quality assured in accordance with ISO2001:2000.

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