manufacturing technology- metal casting2
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Fluidity Test
A test method for uidity using a spiral mold The fuidity index is the length of the solidi!ed metal in the spiral passage Thegreater the length of the solidi!ed metal, the greater is itsuidity
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$hrin*age
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$olidi!ation 'ontration or %-pansion
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/asi Types of 'ast $trutures
Figure: $hemati illustration of three basi types of ast strutures: aolumnar dendriti b e3ui4-ed dendriti and e3uia-ed nondendritiSource: 'ourtesy of Apelian
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'hill, olumnar and e3ui7a-ial grains
Sketch of solidied grain structure of an alloy: (a) chill crystals;(b) columnar grains; and (c) region of coarse equiaxed grains in
centre.
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Furnae
1 %letri ar furnae
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Furnae ont9d
2 -ygen Lane Furnae
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Furnae ont9d
( ;ndution Furnae
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Furnae ont9d
) %letri Furnae