Is Wet Concrete Stronger Than Dry Concrete? Let’s take a closer look at why that is, and what happens when a concrete mix is too wet. When a concrete mixture is too wet, it causes a greater amount of shrinkage during the drying process than is needed. … A watery mix actively reduces the compressive
Should I Add PVA To Mortar? The mortar or render is best applied when the PVA is slightly tacky. This gives it the best adhesion and because it has yet to dry and become totally waterproof, will still allow the natural porosity of the surface to assist in drying out the mix you are using.
What Is The Name Of The Chemical Process That Causes Concrete To Harden? Through a chemical reaction called hydration, the paste hardens and gains strength to form the rock-like mass known as concrete. Within this process lies the key to a remarkable trait of concrete: it’s plastic and malleable when newly mixed, strong and durable