TWI Thermal spraying services
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FacilitiesTWI has comprehensive thermal spraying facilities, including four commercial high velocity oxyfuel (HVOF) spraying systems (TopGun, JP5000, Diamond Jet and HVT wire), arc spraying and flame spraying. Ceramic, metal, polymer and composite coatings can be prepared from powder, solid wire and cored wire consumables. |
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Manufacturing support and product developmentTWI offers a comprehensive service from feasibility studies, new coating development and prototype trials to procedure transfer to thermal spraying contractors, providing technical support for: - Reducing spraying process costs |
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Environmental, health and safety best practiceTWI operates in accordance with current environmental, health and safety best practice and can provide up to date technical support and advice on the installation and operation of: - Dry particle extraction systems |
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Group sponsored projectsTWI has a track record in managing group sponsored and collaborative projects with the objective of improving the quality of: - Metallic, ceramic and metal carbide coatings prepared by HVOF spraying |
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InnovationExamples of TWI innovation in thermal spraying include: |
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Failure investigationAt TWI, professionally qualified engineers with expertise in coating processes and applications, metallurgists and corrosion experts provide the multi-disciplinary expertise necessary to solve coating failure problems. We offer services to determine the cause of failure, materials analysis, metallography, advice on coating selection and expert witnesses. |
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Characterisation and testingTWI offers a comprehensive coating characterisation and testing service: - Metallography and quantitative digital image analysis Non-Destructive EvaluationTWI provides a range of technologies in the field of non-destructive examination, for detection of imminent coating bond failure and substrate crack detection, including ultrasonic, thermographic and laser shearography techniques. |
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TWI Support for Industry Sectors
Aerospace and gas turbines- Coatings for landing gear hard chrome replacement |
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Oil, gas and chemical- Wear and corrosion resistant coatings for valves, pumps, hydraulic components, drilling heads, and vessels |
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Construction and engineering- Aluminium and zinc coatings for steel structures, e.g. bridges, FPSOs, ships |
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Power generation- Intermetallic aluminide coatings for high temperature corrosion resistance in fossil fuel, biomass and waste incineration |
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Electronic- Metallic coatings for conductive tracks |
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Road transport- Soft metallic bearing for connecting rods |
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Printing- HVOF ceramic and copper coating development for laser engraving and improved roll wear performance |
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Biomedical- Bond coats and bioactive coating materials for implants e.g. femural stems, knee joints, dental implants |
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To find more out about the thermal spraying activities at TWI,TWI Ltd, Granta Park, Great Abington, Cambridge, CB21 6AL (previously CB1 6AL), UK
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