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متالوژی::
بالکلی
There are 16 terms currently used in industrial circle - china clay or kaolin, ball clay, fire clay, sodium bentonite, calcium bentonite or pascalite, attapulgite or fuller's earth, brick clay, stoneware clay, pipe clay, roofing tile clay, pottery clay, terracotta clay, terracotta clay shale, brick-making clay shale, flint clay and pozzolanic clay.
But in modern usage it includes some other inorganic materials mixed with clays in different forms (common clay, china clay, ball clay, etc.) which are fired together and fused, but clay still remains the core component.
Some of the darkest ball clays become perfectly white on burning.
(4) Deflocculation behaviour: This property is particularly relevant to china clay and ball clay which are to be used in casting applications.
, pottery clay, ball clay and some shales)
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