پودر تالک آسیاب در چین
What is Talc? - Industrial Minerals Association - North America. Mineral Depletion Allowance Position · China Soda Ash Export Rebate ... Talc is a hydrated magnesium sheet silicate with the chemical formula Mg3Si4O10(OH)2. ... substantial improvements in productivity at the paper mill and print house. ... is soft to the touch and inert, talc has been valued for centuries as a body powder.