unshaped refractories

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DSF Refractories & Minerals Ltd — DSF Refractories and Minerals Limited is the last major British producer of refactories, specializing in specialist shaped and unshaped refractory products. DSF is located in Friden within the Derbyshire s Peak National Park. DSF also a processor … Wikipedia
High temperature insulation wool — Microscopic close up of ceramic fibre … Wikipedia

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