As a raw material in cement granules after burning to make some properties such as fill gypsum plaster, the delay friends mixed with water, and then a slow down. In some cases additional additives to increase the calcareous
The raw material is added to the clinker after burning. To adjust some properties, such as the addition of gypsum Friends delay mortar mixed with water slowly solidified. In some cases, adding an additive to increase the calcareous.
As the raw material to fill in the clinker after burn, to adjust some properties, such as adding Yip Sam friend delay to cement mixed with water and then curing slower. In some cases, may add additives to add the meat mortar.