Kaolin is an important raw material in the manufacture of ceramics, many types of clay is pure mineral kaolinite (kaonite) is a mineral with a crystalline exact chemical composition is a compound oxide of silicon and aluminum, with the chemical formula is Al ₂ O ₃ ∙ 2SiO ₂. ∙ 2H ₂ O consists of 46.3 percent, 39.8 percent and 13.9 percent by mass of clay found in many provinces of Thailand such as Bangkok, Lampang, Uttaradit, Nakhon Si Thammarat, Ranong, Surat Thani.
การแปล กรุณารอสักครู่..
