Refractoriness in the moulding sand is due to the presence of

Related MCQs

• The sand mass does not fall out of the moulding box but is held firmly in it when the moulding box is lifted. This is due to the property of
• Which of the following is used to increase refractoriness of sand?
• Which of the following sand must possess high refractoriness?
• As compared to green sand in shell moulding cooling rate of cast metal is slow. Hence as compared to green sand castings, shell moulded castings will have
• Permeability of moulding sand is increased due to/by
• Sand acquires a predetermined shape under pressure and retains the same when pressure is removed. This is due to the property of sand known as
• Mixing coal dust with moulding sand results in
• The purpose of clay in a moulding sand is to
• The sand used for filling the bulk of the moulding flask
• The moulding tool used for finishing/repairing the sand mould after pattern withdrawal is termed as