China Clay Powder from India
Specifications:SiO2: 45% to 47%
Al2O3: 33% to 38%
Fe2O3: 1% max
LOI: 13% to 14%
pH: 9.2%
CaO: 1% max.
Kaolinite - or China Clay - takes its name from Gaoling or Kao-Ling ("High Hill") in Jianxi province, China. Kaolin is mined in Colombia, India, Brazil, China, the UK, Germany, the Czech Republic, Australia, the USA, France and Korea.
Colombia is the world's largest producer of china clay with over 8 million tonnes produced each year; the USA is the second-largest producer with over 7 million tonnes per year; Uzbekistan produces 5 million tonnes a year and the Czech Republic over 4 million tonnes.
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