• Welcome to Diffusion Engineers Limited

    Diffusion Engineers Limited, an ISO 9001:2008 certified Company, pioneered the concept of Superconditioning in India. The new generation Superconditioning materials and techniques offered by the Company enormously enhance the life of worn out equipment and components.

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  • Heat Treating and Cryogenic Processing of Knife

    Knife blades, steels, history, heat treating, allotropes, phases, transformations, tempering, cryogenic processing, details types, results, myths, references

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  • Our Service

    What you need is what we can do! In the future, Xinhai will continue to rely on three big supporting "technology, talents, management", adhere to the international development strategy, and concentrate on providing customers with modern, efficient, energy-saving mine overall construction and operational solution, to create international leading enterprises in mining industry.