This type of cement is known as Ordinary Portland Cement (OPC) and meets all specifications for Type 1 cement in accordance with Iranian National Standard No. 389. It has a wide range of applications, including the following:
It is suitable for use in all types of reinforced and unreinforced concrete construction—except in specific cases requiring other types of cement with higher strength classes—such as the construction of foundations, concrete structural frames, tunnels, joist-and-block systems, mosaic tiles, concrete flooring, and street curbs.
Through the use of special admixtures, it can be utilized to produce specialized concrete (e.g., retarded-set, accelerated-set, or air-entrained concrete). This product is marketed under the trade name "Type 1 Portland Cement, Class 32.5."
This type of cement is known as Ordinary Portland Cement (OPC). Based on its 28-day strength, Type I cement is classified into three strength classes—32.5, 42.5, and 52.5—with this specific variant representing the first class; it is used for general applications in the production of mortar and concrete.