What is the effect of empty drum wall?

1, Danger of hollowing out the wall: wall bricks will appear and crack and fall off.

2, the ground empty drum hazard: where the floor tile is laid, the floor tile will fall down after a long time.

Solution:

1, the common empty drum repair method is to shovel sand ash, and then use quicklime to make it up, and then batch putty again after the putty is dry.

2, some empty drums, because of location and other reasons, it is difficult to cut out. This kind of empty drum can be solved by perfusion repair.

3. AB resin grouting repair in some engineering crack treatment centers can inject high-strength adhesive into the empty drum to fill the empty position, and the cohesive force and compressive strength can meet the use requirements.