OPC 53 Grade cement attains compression strength of 53 mpa (mega Pascal) in 28 days. 53 Grade OPC cement is used in RCC work (preferably where grade of concrete is M25 and above)and precast concrete item (block, tiles, pole, sleepers)of higher grades, cement grouts, asbestos product etc, where initial higher strength is the
OPC Cement in Kolkata, West Bengal | OPC Cement, Gray ...
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