Why Is This Concrete Wall Being Hammered? ๐คฏ Why is this smooth concrete surface being hammered with a machine? This process is called **bush hammering**. A pneumatic hammer fitted with a bush hammer bit repeatedly strikes the concrete surface, removing the smooth outer layer and creating a rough, textured finish. The roughened surface can improve mechanical bonding for certain applications such as overlays, repairs, coatings, or other materials. The exact preparation method depends on the Swipe or use โ โ to keep watching.
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