• Find Us

    HeNan, China

  • Online Us

    24-hour service

News Center
  1. HOME
  2. -- Raw Materials Used In Raymond S Limited

raw materials used in raymond s limited

Raw materials used for manufacturing of Portland cement are found naturally in the earths crust. It is made primarily from calcareous and argillaceous materials and gypsum. Calcareous materials contain limestone or chalk while argillaceous materials comprise an oxide of silica-alumina and iron. Both are found as clay or shale.

Read More
Hots News