OPC43 grades are majorly used for wall plastering works, Non-RCC structures, pathways, etc. Things to be kept in mind that 43 cement brand follows to IS 12269 standard code. (OPC)43-grade cement achieves a compression strength of 43 Mpa (megapascals) in 28 days of setting.
2. Ordinary Portland Cement (OPC)53 Grade Cement:
OPC53 grades are used in RCC, cement grouts, instant plugging mortars and other construction works with pre-stressed concrete of higher grades. This grade of cement is used for fast-paced construction where you can achieve quick initial strength. 53 Grade attains 27 Mpa in 7days. 53 Grade cement follows to IS 8112 standard code.