A.gas permeability
B.refractoriness
C.cohesiveness
D.all of the above
Related Mcqs:
- Moulding sand properties that depend upon size and shape of grains and bonding material are
- As the moisture content of sand increases
- 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
- 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
- The property of sand to withstand the high temperature of the molten metal without fusing or breakdown is known as
- Silica is the second most important constituent of moulding sand which provides
- Mixing coal dust with moulding sand results in
- The amount of coal dust added to moulding sand depends on
- By compacting the sand
- The hardness of the mould is affected by the proportion of ingredients in the sand and
