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Ceramic Shell Defect Analysis
Positive Metal Defects
Air Bubbles
Buckling
Burn-In
Finning
Lifting
Metal Penetration
Orange Peel
Over Etching
Pimples
Scabbing or Delamination
Spalling on Edges
Worming
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Negative Metal Defects
Blowholes or Gas
Cold Shut or Non-Fill
Flow Lines
Inclusions (Ash or Dust)
Inclusions (Ceramic)
Inclusions (Slag)
Pinholes or Gas
Pitting
Rat Tailing or Oxidation Crazing
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Other Defects
Black Stain
Hot Bulging or Creep
Hot Tear
Shrink
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