WorksheetsCasting 2
Total questions: 13
Worksheet time: 13mins
Match the list -I (Casting Process) with List - II (Advantage)
List - I : A) Sand Casting, (B) Ceramic Mold Casting, (C) Die Casting, (D) Centrifugal Casting
List - II : 1) Large cylindrical parts with good quality , (2) Excellent dimensional accuracy, (3) Intricate shapes and close tolerance parts, (4) Almost any metal is cast and there is no limit to size, shape and weight, (5) Good dimensional accuracy, finish and low porosity
A - 4, B-3, C-2, D-1
A - 3, B-5, C-2, D-1
A - 1, B-2, C-3, D-4
A - 4, B-3, C-2, D-5
In Sand casting molds a 'Sprue' feeds metal to which one of following ?
Riser
Runner
Gate
Cavity
In solidification of metal during casting compensation for solid contraction is
Provided by oversize pattern
Achieved by properly placed risers
Obtained by directional solidification
None of all
In sand moulding, the bottommost part is called:
Cope
Cheek
Drag
Flask bottom
The taper provided on pattern for its easy and clean withdrawal from the mould is called:
Tapper allowance
Draft allowance
Distortion allowance
Pattern allowance
Permeability of a foundry sand is:
Porosity to permit the escape of gases/ air
Fineness of sand
Distribution of binder in sand
Capacity to hold moisture
Metal patterns are used for
Small casting
Large castings
Precise and intricate casting
Large scale production of castings
A casting defect which results in general enlargement of a casting is known as
None of these
Shift
Sand wash
Blow Hole
A sprue hole is.......
a casting defect
a hole made for riveting
a blind hole for jigs
an opening in mould for pouring molten metal
Fluidity is generally influenced by
Carbon content of molten metal
Melting temperature of molten metal
Inoculant addition
Pouring temperature of molten metal
The hot chamber die casting method is used to cast
Brass
Aluminium
Both brass and aluminium
Alloy of lead, tin, and zinc
First product of the blast furnace in the process of converting iorn ore into useful metal by reduction is called
Cast iron
Wrought iron
Pig iron
Steel
Raw material for all iron and steel product is
Cast iron
Wrought iron
Pig iron
Steel
