The degree of shine on the solid surface finish is achieved by using increasingly finer grits of sanding abrasives. Use a commercial countertop polish on your Corian countertop to make its surface shiny and new. Diy Glossy Painted Counters Diy Countertops Painting Laminate Painting Laminate Countertops Revitalize the Shine with Countertop Polish Use a commercial countertop polish on your Corian countertop to make its surface shiny and new. How to make solid surface countertops shine . When more intense cleaning is required pour a little clear non-sudsing ammonia onto a cleaning cloth wipe the marble surface and buff dry. If you dont have a spray cleaner you can as well. After a few calculations I decided to scale this down for the kitchen. Generously spread the polish onto the countertop in. Make sure you apply the polish according to the manufacturers instructions. In this video I will show you how to sand and finish solid surface material such as Staron Corian HI-MACS Li...