Foundry and Casting Quiz

The most used material for patterns in sand casting is:

• Wax

• Metal

• Plastic

• Wood

A pattern is used in foundry for:

• Pouring molten metal

• Making mould cavity

• Cooling the casting

• Strengthening the sand

The allowance given to a pattern for metal contraction during cooling is:

• Draft allowance

• Machining allowance

• Shrinkage allowance

• Rapping allowance

The box used to hold the moulding sand is called:

• Hopper

• Cope and drag

• Furnace

• Ladle

The tool used for ramming sand in mould is:

• Rammer

• Strike-off bar

• Riddle

• Trowel

The property of moulding sand that allows gases to pass through is:

• Cohesiveness

• Permeability

• Adhesiveness

• Collapsibility

The function of a core in moulding is to:

• Provide internal cavities

• Provide external shape

• Support the mould box

• Increase cooling rate

Non-ferrous metals such as aluminum are melted in:

• Cupola furnace

• Blast furnace

• Crucible furnace

• Open hearth furnace

In a crucible furnace, metal is melted in:

• Crucible pot

• Hearth

• Lining

• Chamber

The energy source for an electric arc furnace is:

• Coal

• Oil

• Gas

• Electricity