2009年1月30日 · Painting & Finish Work ... sanding concrete

2009年10月15日 · Essentially is cheaper/faster/easier to install over particle board or pine treads than tearing out the staircase, having a finish carpenter install new treads, then sanding and finishing. As far as nailing plywood over concrete so you can nail down a solid hardwood floor, I think doing so is goofy.

2025年1月31日 · avenge, I have about 30 years experience with concrete, with about five years as a laborer, a four year bachelor of science civil engineering degree from a major university, and 25 years of experience as a civil engineer for MDT, overseeing large highway and bridge projects (literally thousands of yards of concrete).

2012年1月21日 · The concrete is already going to be slightly stained from the adhesive. You're not JUST looking to remove the glue. You evidently want to get the slab back to it's original appearance. The Scrape-Away and heavy grit sanding disks are what we use to clean that glue off well enough so subsequent flooring patch or underlayment will bond without ...

2011年8月4日 · I do a lot of custom on-site fabrication with all kinds of stone including making and profiling pool coping. The biggest challenge you will have with a milling machine like that MK is that the surface and the edge of the stone will prevent the guide from sliding smoothly along as you work it...this will effect the profi

2008年3月5日 · I let the concrete cure for 28 days. Lightly sanded (dry) with 320 grit paper & cleaned it with a concrete cleaner. I applied 2 coats of 50/50 water & black acid stain. When I stained the concrete you could see perfect squares where I had paperwork sitting & water drips around the sink,water rings where a cup was sitting.

2012年12月18日 · I don't use sanding sealer, my first coat of finish, is the same as my top coat, just cut with solvent. But yes, I sometimes offer the option of adding stain to the first coat of finish to save the client the cost of full stain. It's only an option for adding a little color. If you're looking for a dark color, this method will not give good ...

2012年12月4日 · Further, the acid can penetrate into the porous concrete and chemically react with the cement, thus affecting the long-term integrity of the concrete. Acid washing will not satisfactorily remove grease and oil. The use of sanding equipment is not an effective method to remove curing and sealing compounds. All types of solvents should be avoided.

2017年10月18日 · My question is in regards to doing prep work before applying epoxy floor coatings. Typically i will grind a concrete floor to remove sealer or and previous coating. I then address crack repair with Polyurea 2 part crack filler. Regarding fixing the pock marks / divits / spalding that is usually created by salt dripping off cars.

2023年12月4日 · Warm concrete can generally resist 27-28 degrees for a few hours, but laying blankets is definitely the safer approach. The "staining" is simply aesthetic, and will get better with time, but occasionally, it takes many years for it to totally go away. There's no evidence of any actual concrete damage in the first picture, it's just not ideal ...