DISC CUTTER FOR UNDERCUTTING APPARATUS AND A METHOD OF MANUFACTURE THEREOF

A disc cutter (10) for a cutting unit used in an undercutting operation comprising an annular disc body (12) made of a metal alloy or metal matrix composite having a first side (14), a second side (16) arranged substantially opposite to the first side (14) and a radially peripheral part (18); and at...

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Bibliographic Details
Main Authors BERGLUND, Tomas, CLAESSON, Björn, EDERYD, Stefan, SUNDSTRÖM, Johan, MEURLING, Fredrik
Format Patent
LanguageEnglish
French
German
Published 12.07.2023
Subjects
ALLOYS
CASTING
CHEMISTRY
EARTH DRILLING
EARTH DRILLING, e.g. DEEP DRILLING
FERROUS OR NON-FERROUS ALLOYS
FIXED CONSTRUCTIONS
MAKING METALLIC POWDER
MANUFACTURE OF ARTICLES FROM METALLIC POWDER
METALLURGY
MINING
MINING OR QUARRYING
OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS
PERFORMING OPERATIONS
POWDER METALLURGY
TRANSPORTING
TREATMENT OF ALLOYS OR NON-FERROUS METALS
WORKING METALLIC POWDER
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Summary:A disc cutter (10) for a cutting unit used in an undercutting operation comprising an annular disc body (12) made of a metal alloy or metal matrix composite having a first side (14), a second side (16) arranged substantially opposite to the first side (14) and a radially peripheral part (18); and at least one metal alloy, metal matrix composite or cemented carbide cutting part (20) mounted in and substantially encircling the radially peripheral part (18) of the disc body (12) which protrudes outwardly therefrom to engage with the rock during the mining operation; wherein the at least one cutting part (20) is made from a material having a higher wear resistance than the material used for the disc body (12); characterized the disc body (12) and the cutting part (20) are joined by diffusion bonds and a method of producing the same.
Bibliography:Application Number: EP20180208080