摘要 |
The present invention relates to a cutting tip for a cutting tool, which is used in cutting or drilling a brittle workpiece such as stone, bricks, concrete, and asphalt and has an excellent cutting speed and a long lifetime, a method of manufacturing the cutting tip, and a cutting tool including the cutting tip. The cutting tip includes an abrasive material and a sintered bonding material, wherein the bonding material is formed of a metal matrix; the metal matrix includes a phase II and/or pore having a certain size at a certain volume fraction; and the phase II is one of a non-metallic inclusion and ceramic. According to an aspect of the present invention, there is provided a cutting tip having excellent cutting speed and a long lifetime at a much lower price.
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申请人 |
EHWA DIAMOND INDUSTRIAL CO., LTD.;KIM, TAE-WOONG;YUN, JOONG-CHEUL;SONG, YOUNG-CHOUL;KIM, SANG-BEOM;PARK, JUNG-NAM;YOO, SUK-HYUN;KIM, TAE-BONG |
发明人 |
KIM, TAE-WOONG;YUN, JOONG-CHEUL;SONG, YOUNG-CHOUL;KIM, SANG-BEOM;PARK, JUNG-NAM;YOO, SUK-HYUN;KIM, TAE-BONG |