solidification processes partii
DESCRIPTION
solidificationTRANSCRIPT
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Permanent mold or die casting In the last two processes, each casting has its own mold, which is destroyed after solidification in order to recover the cast part Permanent mold re-usable made of tool steel, copper, or graphite
(Dantzig)(Dantzig)
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Continuous casting
(Dantzig)
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The Bridgeman crystal growth process
Crystal growth processes
(Dantzig)
(usually Ga)
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The Czochralski crystal growth process(typically used for Si cyrstals employed in electronic applications)
(Dantzig)
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Welding One of the most common methods for joining
materials
(Porter book)
Solidification processesTypes of solidification processesShape castingTypes of shape castingFoundry casting (sand casting)Investment casting (lost wax casting)Slide Number 7Investment castingPermanent mold or die castingContinuous castingSlide Number 11Slide Number 12WeldingHeat flow in solidificationThree forms of energy transport during solidificationSteady-state solidification of castingsSlide Number 17Slide Number 18When hot melt is poured into a cold mold, specific heat and heat of fusion of the solidifying metal pass through a series of thermal resistances to the cold mold until solidification is completeSlide Number 20Slide Number 21Slide Number 22Slide Number 23Slide Number 24Slide Number 25Slide Number 26Slide Number 27Slide Number 28Three stages of heat transport