Thursday''s Ask the Experts question from a cleaning professional on the International Custodial Advisors Network (ICAN) "Ask the Experts" page: We have black tile floors and no matter what we do we can not keep a wet-look shine on these floors. We are currently using Equinox (Pioneer) and buffing daily. We have been working on getting a shine for eight months now, but cannot figure these floors out. They shine to a point, but we can’t seem to get a deep enough shine and once we mop them, it puts us back to square one. I have been doing floors for 26 years, so I have an extensive knowledge of floor care. All of my light-colored floors look amazing. Is there a secret to maintaining black floors?
The color should not matter. A shine is due to light reflection from a surface. While your finish may be smooth and clear, the actual floor surface may not be.
Old, abraded tiles take on a dull look due to the uneven light reflection. The tiles themselves must, then, be clean and smooth.
You may wish to try a different seal under the finish coats or more coats of sealer to smooth the surface. To suggest to an experienced floor person that there may be too little finish left to polish and that ...
— Lynn E. Krafft, ICAN/ATEX associate editor, firstname.lastname@example.org