... ,52.5R.Competitive price, professional service, timely and constant cement supply. High Quality Portland Cement 42.5/42. ... such as precast concrete, terrazzo, tile grout,portland cement paint, masonry units,swimming pools, glass fiber reinforced ... GreyFeature:Expansive, Radiation-ResistantMain Raw Material:SilicateType:Silicate Cement / Portland CementHardening Feature:Rapid HardeningHeat of Hydration: ...