An anti-slip additive is a fine grit mixed into or sprinkled onto a floor coating to add traction. Common additives include aluminum oxide and polymer beads. It gives a slightly textured feel underfoot. More additive usually means more grip, but also a rougher surface that takes more effort to clean.
Why Anti-Slip Additive Matters on a Coated Floor
A smooth epoxy or polyaspartic floor looks great dry, but smooth epoxy can get slippery when wet. Snowmelt off a car or a laundry-room spill turns into a slip risk. An anti-slip additive works like the grit on a skateboard deck: tiny hard bumps give your shoes something to grab.
Coating makers offer grit options such as quartz and aluminum oxide in different sizes to raise a floor’s slip resistance. Aluminum oxide is sold as an anti-skid additive for epoxy and other floor paints.
How to Choose the Right Amount of Anti-Slip Additive
The right amount is a balance. Too little and the floor stays slick when wet. Too much and it feels like sandpaper, grabs dirt, and is harder to mop.
Ask your contractor for a sample or test area before the whole floor goes down. Coating makers recommend that a sample always be tested before installation. Walk on it with wet shoes and run a mop over it.
Anti-Slip Additive FAQ
Does anti-slip additive work?
Yes. Hard grit in the topcoat adds texture that gives shoes more grip on a wet coated floor. How well it works depends on the grit type, how much is used, and keeping the floor clean.
Can I add sand to paint to make it non-slip?
Some people do, but floor coating systems use grits made for the job, like aluminum oxide or quartz. Those are sized to stay put in the coating and hold up to traffic.