Digvijay Cement OPC Cement. Kamal OPC Cement is a 53 Grade Portland cement manufactured with regards to IS 269:2015. This Superior Quality Cement comes with High Compressive Strength and low C3A content which is … OPC Cement. Kamal OPC Cement is a 53 Grade Portland cement manufactured with regards to IS 269:2015. This Superior Quality Cement comes with High Compressive Strength and low C3A content which is …