DIAMOND RIM SAW Russian patent published in 1998 - IPC

FIELD: cutting tools, in particular, diamond rim saws for sawing and edging of natural stone. SUBSTANCE: diamond rim saw has a body with cutting members in which grooves are made, each groove is made in transverse direction relative to the cutting member length and filled with diamond-free material. Material of the class of carbonates, for instance, chalk, or material of the class of sulfates, for instance, gypsum, or material of the class of silicates, for instance, asbestos can be used as diamond-free material; in addition, graphite can be used. EFFECT: enhanced capacity and wear resistance of the tool. 4 cl, 5 dwg