The purpose of sometimes adding exothermic materials to sand is

Related MCQs

• Cutting speed of three tool materials, viz : H.S.S., carbide and ceramic for a given work materials and fixed tool life will increase in this order
• A third flask sometimes used between cope and drag is called
• The property due to which sand grains stick together is known as
• Which property of sand is measured by a dilatometer?
• The grain size of moulding sand is expressed in terms of
• The moisture content of moulding sand generally varies from
• The facting sand used in foundry generally consists of
• Green sand moulds are
• Loams sand generally has
• Gear made by sand casting are used in