Calcium oxide - Food grade

About Calcium oxide - Food grade

Calcium oxide also known as quicklime or burnt lime is a chemical compound with the formula CaO Here are some key points about calcium oxidePropertiesHigh reactivity Calcium oxide is highly reactive especially with water releasing heat and forming calcium hydroxideHigh melting point Calcium oxide has a high melting point of around 2613CApplicationsConstruction Calcium oxide is used in the production of cement mortar and plasterSteel production Calcium oxide is used as a flux in steel production to remove impuritiesWater treatment Calcium oxide is used to raise the pH of water and remove impuritiesPaper bleaching Calcium oxide is used in the paper industry for bleaching and pulp processingProductionCalcination Calcium oxide is produced by calcining limestone CaCO3 at high temperaturesSafetyCaustic Calcium oxide is caustic and can cause skin and eye irritationHandling precautions Handling calcium oxide requires protective gear and careful ventilation