Ordinary Portland Cement (OPC) 53 is a higher strength cement to meet the varied needs of the customer segments, prov iding higher concrete strength and durability. As per BIS requirements, the minimum 28 days compressive strength of 53 Grade Ordinary Portland Cement (OPC) should not be less than 53 MPa. For specialized construction works, such as pre-stressed concrete and certain items of precast concrete that consistently requires high strength concrete, the use of 53-grade Ordinary Portland Cement (OPC) is found to be very useful. 53-grade Ordinary Portland Cement (OPC) ensures higher-grade concrete at very economical cement content. 53 Grade Ordinary Portland Cement (OPC) can be used for the following applications.