An alternative solution is to polish the existing slab.
Can i polish my existing concrete floor.
While pouring concrete over an existing slab is possible there are a number of challenges if you choose to go down that route.
You will need to overlap in this stage.
In most circumstances the answer is yes.
Can you polish old concrete.
Minor cracking and imperfections add to the character of the finished floor.
Look for a unit that is also equipped with a built in liquid dispenser.
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 first coarsest grinds typically performed with metal bonded cutters flatten the floor and open up the concrete s pores.
Your concrete floor is now looking its best.
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.
The difference is concrete polishing and although it can be a tough job to get right the results are worth it.
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.
The best concrete grinders typically include a skirt and a vacuum both of which are designed to contain dust.
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.
Once you ve densified the concrete it s time to polish.
It takes many steps or passes with a grinder to finish a highly polished floor.
Typically some surface preparation is required prior to polishing to remove dirt grease coatings or blemishes.
The first cut removes the top layer of concrete and exposes sand and anything else that has been troweled under the concrete.
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.
Step 6 apply concrete floor polish.
Doing so should give you an extra sheen.
Wood pine needles and other debris may be exposed.
Use the floor grinder to apply concrete floor polish over the whole surface.
At this point the concrete floors should look smooth and bright.
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.
Polishing existing floors for existing floors polishing enhances their appearance by grinding the concrete down to a smooth high gloss finish.