DSF Refractories & Minerals Ltd
DSF Refractories and Minerals Limited is the last major British producer of refactories, specializing in specialist shaped and unshaped refractory
A refractory material is one that retains its strength at high temperatures. ASTM C71 defines refractories as "non-metallic materials having those chemical and physical properties that make them applicable for structures, or as components of systems, that are exposed to environments above...

 products. DSF is located in Friden
Friden, Derbyshire
Friden is a hamlet in the civil parish of Hartington Nether Quarter, Derbyshire, England. It is located 11 miles south-east of Buxton just off the Newhaven to Cromford Via Gellia road and lies within the Peak District National Park....

 within the Derbyshire's Peak National Park.

DSF also a processor and supplier of crushed and graded refractory raw materials for other applications such as coloured road-stone.

DSF was established in 1993 following the receivership of DSF Refractories Ltd and its parent company BH-F.

British Hartford-Fairmont Ltd 'BH-F' had owned the company since 1987. They acquired DSF to support their business in the glass
Glass is an amorphous solid material. Glasses are typically brittle and optically transparent.The most familiar type of glass, used for centuries in windows and drinking vessels, is soda-lime glass, composed of about 75% silica plus Na2O, CaO, and several minor additives...

industry from West Group International 'WGI' who had as West Gas Improvement formed the company in 1892 as Derbyshire Silica Firebrick Ltd to support WGI's gas development business by the manufacture of refractories for use in the production of town gas. By the 1960s, the business diversified into supplying other industries including steel, glass and cement.
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