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define advantage and disadvantage of electron beam machiningadvantage 1 suitable for automatic machining2 absence of mechanical contact between
explain the electron beam machining electron beam machining is the metal removal process by a high velocity focused stream of electrons which heats
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define disadvantages of electro discharge machininga the wear rate on the electrode is significantly higherb the work piece must be electrically
define the advantages of electro discharge machining1 the surface finish obtained is very good2 this process can be used for any hard material3
define electro discharge machining in electro-discharge machining edm process the metal is removed from the work piece due to erosion caused by
applications and disadvantages of electro chemical machiningdisadvantage of electro chemical machining1 the tools are more difficult to design2
advantage of electro chemical machining1 as the tool does not come in contact with the work there for tool wear is practically nil2 the metal removal
define the application of abrasive jet cutting machines cleaning purpose cutting fine lines machining semiconductors drilling and cutting thin
define the disadvantages of abrasive jet cutting machines slow material removal rate stray cutting and hence accuracy is not good abrasive powder
advantages of abrasive jet cutting machines1 ability to cut brittle or heat sensitive material without damage2 capability to cut intricate holes in
define the abrasive jet cutting machines1 abrasive jet cutting machines which are used to cut sheet materials or to remove materials of work piece
explain the newer machining processes in recent years a number of new material have been developed which are being commonly used in space research
define 3-d lathe tool dynamometerit is possible to measure three dimensional cutting tool component with the help of 3-d lathe tool dynamometer in
explain the effect of cutting speedincrease in cutting speed improves the surface finish due to the continuous reduction in built up edge the curve a
explain cutting speed - cutting parameters it is relative speed v1 between wheel and the work piece it is expressed in msec vcutting
explain feed - cutting parameters1 in cylindrical grinding feed is the longitude movement of the work piece per revolutionffeed in mm per work piece
define cutting parameters - depth of cutit is the thickness of metal removed by grinding wheel in one traverse stroke lengthwisetdepth of
explain roughness width and roughness width cut offroughness width - roughness width is the distance parallel to the normal surface between
define external broaching - types of broachingexternal broaching is employee for machining a flat surface the broach is in the form of a small length
explain internal broaching - types of broaching internal broaching operation is adopted for producing internal surface such as holes keyways and
explain the tool signaturethe tool angles have been standardized by the american standards association the seven important elements comprise the
define what is nose radiusthe nose radius is provided to increase finish and strength of the cutting tip of the tool small radii will produce smooth
explain end relief angleit is the angle between the plane perpendicular to base and end flank the angle prevents the cutting tool from rubbing
explain the side relief angleit is angle made by flank of a tool and plane perpendicular to base just under the side cutting edge if the side relief