Patent ID: 9486891
Filing Date: 2016-11-08
CPC Classification: B24B

Claim Text:
1. A method for polishing special-shaped faces of marble, comprising the following steps: 1) coarse grinding: placing a marble blank into a vibration grinding machine, adding a coarse abrasive material, adding water to make the coarse abrasive material pasty, and then conducting vibration grinding until the surface becomes smooth and matte, to obtain a coarsely-ground stone piece; 2) accurate grinding and polishing: taking out the coarsely-ground stone piece and placing it into the vibration grinding machine after the coarse abrasive material remained on the surface is removed, adding an accurate abrasive material and a marble crystal face polishing agent, adding water to make the accurate abrasive material pasty, and conducting accurate vibration grinding continuously until the surface becomes bright; and 3) taking out the stone subjected to accurate grinding and polishing and removing the surface residues to obtain a polished stone.