Surface polish grinding machine is used to finish and smooth the surface of molded FRP gratings, it can removes imperfections (like uneven gel coat, rough edges, or mold marks) from new or weathered FRP grating panels. Uses abrasive belts, discs, or wheels.it has 2 type of options.

1. Normal speed type, with low cost.
2. High speed type, with high cost.

If your factory is new start or only has few frp grating mold, then just choose the normal speed type is enough, if your factory is big and has more frp grating mold, each day output is big, then choose the high speed type is more better.