Mould Preparation
6 practice questionsWorkshop PracticeStep-by-step solutions
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1
During 'Sand Filling and Ramming', why is sand sieved over the pattern before ramming?
A.To avoid damaging the pattern with coarse sand
B.To allow gases to escape during pouring
C.To compensate for shrinkage of the casting
D.To create the channel for molten metal entry
2
In the mould preparation process, what is the first step?
A.Pattern placement inside the drag (bottom) flask
B.Sand filling and ramming over the pattern
C.Inserting the sprue pin to form the metal inlet
D.Cutting gates and runners for metal flow
3
What happens during the 'Sprue and Riser Creation' step of mould preparation?
A.The sprue pin is inserted to form the metal inlet and risers are positioned to compensate for shrinkage
B.The cope and drag are separated for pattern removal
C.Gates and runners are cut for metal flow
D.The mould surface is smoothed using a trowel
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