The advantage of investment casting is
A.high degree of accuracy
B.adaptability to casting of most of the metals
C.complex shaped articles can be cast
D.all of the above
A.high degree of accuracy
B.adaptability to casting of most of the metals
C.complex shaped articles can be cast
D.all of the above
A.Shell moulding
B.Furan process
C.Phenolic isocyanate process
D.All of the above
A.porosity of sand
B.adhesiveness of sand
C.refractoriness of sand
D.plasticity of sand
A.15 — 50
B.10 — 25
C.40 – 60
A.X-rays
B.beta rays
C.gamma rays
D.all of the above
A.cope
B.cheek
C.drag
D.none of the above
A.Shovel
B.Riddle
C.Rearner
D.Slick
A.binding strength
B.refractoriness
C.chemical resistance
D.none of the above
A.hot tears
B.cold shut
C.scabs
D.drops
A.steel
B.aluminium
C.brass
D.cast iron