METAL CASTING

Which among the following is a metal?

• Chlorine
• Hydrogen
• Sodium
• Sulphur

Which among the following is the strongest metal?

• Chlorine
• Tungsten
• Hydrogen
• Calcium

What Is the Melting Point of Aluminum?

• 1,221°F
• 1,984°F
• 2,800°F
• 621.5°F

This is directly used for molding and contains 5-20% of clay as binding material.

• Synthetic Sands
• Loam Sands
• Natural Sand
• White sand

Which among the following is considered a liquid metal?

• Gold
• Mercury
• Tungsten
• Sulphur

These patterns are made in two parts. So that one part will produce the lower half of the mold and the other, the upper half.

• SPLIT/PARTED PATTERN
• SINGLE PIECE/SOLID PATTERN:
• LOOSE PIECE PATTERN
• MATCH PLATE PATTERN

For which of the following the shrinkage allowance is maximum?

• Steel
• Aluminium
• Cast Iron
• Zinc

What is X?

• Mold
• Pouring cup
• Sand
• Funnel

Light impurities in the molten metal are prevented from reaching the mold cavity by providing

• Strainer
• Button well
• Skim bob
• All of the above

Which of the following are used to mold the sand mixture into shape of the casting and may be made of wood, plastic, metal ?

• Patterns
• Vents
• Chills
• Cores