Laitance in concrete refers to a layer of weak, non-durable material that forms on the surface of fresh concrete. It is typically caused by the accumulation of excess water and cement particles on the surface during the finishing process. Laitance can weaken the surface of the concrete and negatively impact its appearance, durability, and resistance… Continue reading What is Laitance in concrete? Reason for the Laitance in concrete? Remedial action to prevent this Laitance in concrete.