Which of the following moulds or moulding is also known as sodium silicate process.

Related MCQs

• How much percentage of sodium silicate (Na2SiO3) is added to the sand mixture in Co2 moulding?
• Co2 moulding is a kind of sand moulding, but it is not economical than the green sand moulding.
• Co2 moulding is mainly used for the increase in strength and hardness of the moulds and cores.
• Co2 moulding process is an ideal process, where speed and flexibility is the prime requirement.
• In centrifugal casting, only sand moulds can be used due to the problem of sticking of metal.
• Which of the following additives are added to the sand in Co2 moulding for the improvement in collapsibility of the sand?
• Which type of sand is used in shell moulding?
• Which is the most widely used resin in shell moulding?
• Pattern used in shell moulding is normally made up of?
• It is very safe to use Co2 in Co2 moulding, so it eliminates the use of any shielding apparatus.