Grind and sand ceramic products.
What does a Fettler do?
Grinds and sands ceramic products, such as clay slabs, refractory tiles, ceramic tiles, and bisque tiles to remove defects, press marks, or rough spots: Grinds, brushes, or scrapes surface of ceramic product to remove rough spots, press marks, and defects, using power grinder and wire or stiff brush. Smooths edges and surface of product, using sandpaper or handstone. Discards broken or poorly pressed tile. Stacks ceramic tile or clay slates in specified pattern on boards, plates, trays, or in saggers. May measure dimensions of tile for conformance to specifications, using gauge. May tend machine that automatically fettles tile.