Co2 moulding is mainly used for the increase in strength and hardness – McqOptions

MCQOPTIONS

1.	Co₂ moulding is mainly used for the increase in strength and hardness of the moulds and cores.
A.	True
B.	False
Answer» B. False

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Related MCQs

WHICH_OF_THE_FOLLOWING_ADDITIVES_ARE_ADDED_TO_THE_SAND_IN_CO<SUB>2</SUB>_MOULDING_FOR_THE_IMPROVEMENT_IN_COLLAPSIBILITY_OF_THE_SAND??$
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Continuous passing of Co<sub>2</sub> through the mould can decrease the strength of mould and results in a weak mould.
How much percentage of sodium silicate (Na<sub>2</sub>SiO<sub>3</sub>) is added to the sand mixture in Co<sub>2</sub> moulding?