Information on how to prevent concrete from cracking provided by the Concrete Network. This includes major reasons cracking occurs, including excess water in the mix, rapid drying of the concrete, improper strength, and lack of control joints
The results of a recently finished research project have shown a great influence of the amount of polypropylene (PP) fibers on the spalling behavior of concrete under fire loading. Starting from the identification of the permeability as the parameter with the greatest influence on spalling, results...
But for the most part, plate armour largely disappeared from the battlefield for more than 200 years. The thickness – and consequently the weight – of steel plates needed to stop modern firearms projectiles was simply too great to be practical. However, sever...
These are the basic steps you'll need to do to paint your garage floor with epoxy and make it last: PREP THE CONCRETE FIX ANY CRACKS OR SPALLING CLEAN THE FLOOR APPLY THE PRIMER COATING OF EPOXY PAINT APPLY THE COLORED COATING OF EPOXY PAINT APPLY THE CLEAR PROTECTIVE TOP COATING...
If it holds well, then you're done. If it is too crumbly, add more water and test again. Remember, it is not supposed to be as wet as normal concrete, so don't add that much water.This is like all concretes with portland cements, it hardens by a chemical reaction (hydration), ...