Concrete Sub Floor Grinding

Approved respirators may also be used to minimize the amount of silica dust inhaled.

Concrete sub floor grinding.

Subfloor must be dry. The grinding refers to the removal of any impurities or scratches in the surface layer of the concrete. This is accomplished using high powered concrete grinders that quickly and efficiently saturate the surface of the concrete with scratches. While shotblasting and chemical stripping are both effective methods of removing previous coatings from a concrete floor grinding has some notable benefits.

Learn how to use a grinder. If for any reason you cannot install floor coverings over your sagging slanted or sloped subfloor or cracked concrete foundation slab call covalt floor leveling today. As needed use a concrete grinder you may want to rent one to remove any coating and to slightly roughen the concrete surface so the adhesive will stick. 1 cover any doorways or windows that lead to other living areas as grinding.

Grinding is an expedient way of removing high spots and other imperfections such as surface stains and contour marks. Grinding and repairing a concrete floor can create concrete dust so be safe and wear a respirator. For most grind and seal floors the concrete is refined to 100 grit l. When sanding or grinding concrete care must be taken to minimize the amount of silica dust produced.

If you are installing a locking or floating floor not attached to the subfloor just make sure that the subfloor is clean. Osha recomm ends using dust collection devices or applying water to the concrete before sanding.