Repeated freezing and melting of fire clay can improve the plasticity of the clay material.
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Which furnace is not used for heating aluminium alloys?
Which of the following is not a purpose of fluxing and flushing the aluminium alloys?
In the green sand moulding of steel casting, what is the bentonite percentage composition?
What is the silicon composition present in an LM-17 cast aluminium alloy?
Which gas is not used for fluxing and flushing in aluminium alloys?
Up to what length can the surface finish be achieved by green sand in aluminium alloys?
In the green sand moulding of steel casting, what is the dextrine percentage composition?
Which of the given metals is not counted among late additions in aluminium alloys?
Aluminium alloys are not susceptible to which of the following?
In the green sand moulding of steel casting, what is the moisture percentage composition?
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