Ordinary Portland Cement (OPC) & Portland Cement Clinker
Applications: Ordinary Portland cement: 1) P.II52.5R, P.II52.5, P.II52.5 (R): high grade concrete, great span bridges and beams 2) P.II42.5R, P.II42.5: large area concrete, such as airplane runways, and viaducts 3) P.O42.5R, P.O42.5, P.L42.5, ...