Begin by using a 100 grit resin diamond bond then move up the cycle to a 400 grit bond then an 800 grit bond and finally finish with very fine grit between 1500 and 3500 level resin bond.
Can i polish my existing concrete floor.
This may be a less risky option to pouring a new slab over an existing one.
You d be happy to know that any concrete surface can be ground back and polished up.
At this point the concrete floors should look smooth and bright.
The difference is concrete polishing and although it can be a tough job to get right the results are worth it.
While pouring concrete over an existing slab is possible there are a number of challenges if you choose to go down that route.
Once you ve densified the concrete it s time to polish.
The concrete polishing equipment used is a walk behind floor grinder for big jobs and a hand held grinder for small jobs and edges.
The best concrete grinders typically include a skirt and a vacuum both of which are designed to contain dust.
Use the floor grinder to apply concrete floor polish over the whole surface.
Your concrete floor is now looking its best.
Be sure to overlap your circles as you proceed.
See polishing concrete methods for an explanation of these two processes.
Let s take a look at whether polishing is right for your floor the equipment you need how to carry out the process the right way and the important difference between concrete grinding and concrete polishing.
Can you polish old concrete.
Use circular motions to work the grit over the entire floor.
The first coarsest grinds typically performed with metal bonded cutters flatten the floor and open up the concrete s pores.
The first cut removes the top layer of concrete and exposes sand and anything else that has been troweled under the concrete.
There are two methods used to polish concrete wet vs dry.
Imperfections when polishing an existing concrete floor or any concrete slab it is always difficult to tell what will happen after the first cut is made.
Densify and maybe stain then a chemical densifer is applied which seeps into the concrete hardening its surface and filling voids while preparing for the final polish.
While the colour and aggregate distribution may be an unknown quantity until the grinding takes place in most situations the floors can look amazing.
Look for a unit that is also equipped with a built in liquid dispenser.
It takes many steps or passes with a grinder to finish a highly polished floor.
Wood pine needles and other debris may be exposed.
Minor cracking and imperfections add to the character of the finished floor.
Polishing existing floors for existing floors polishing enhances their appearance by grinding the concrete down to a smooth high gloss finish.
You will need to overlap in this stage.
In most circumstances the answer is yes.
Typically some surface preparation is required prior to polishing to remove dirt grease coatings or blemishes.