At last, a specialized dual lap for the quartzes and similar silicate stones.
An outer band of the TIN PLUS alloy furnishes a fast prepolish. Usually charged with 3K Diamond. Tin Plus is gentler than the harder alloys and charges more readily.
The inner polishing zone is the new boosted version of the Creamway Zirconia composite. From the good prepolish of the 3K/Tin Plus the silica and silicate gem facets are polished in seconds to a perfect chemomechanical surface.