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Wollastonite is a naturally occurring, calcium silicate-based mineral that is present in the form of needle-like crystals or fibers. It is characterized by its high temperature resistance and chemical stability.
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Due to its high melting point and fibrous texture, Wollastonite is used as a replacement raw material for asbestos. In addition Wollastonite is an excellent and functional filler with reinforcing properties in various industrial applications.
Calcined Bauxite is produced by the sintering/calcining of low-iron, low-alkali containing raw bauxites at temperatures of 1600 – 1800°C. In this calcination process the hi...
Caustic Calcined Magnesia (CCM) is a mineral raw material produced by calcining magnesium carbonate at high temperatures. It is characterized by high purity and excellent c...
During sintering (firing) at temperatures of 1750 – 2000 C° in shaft or rotary kilns naturally occurring magnesium carbonate is converted into sintered magnesia, directly (...