Question 1

Which of the following is core hardening process?

Accepted Answer

A) CO2 process 
B) Cold set process 
C) Furan system 
D) All of the above 
A) CO2 process 
B) Cold set process 
C) Furan system 
D) All of the above

Question 2

Electric indirect are furnace is normally used for melting of

Accepted Answer

A) alloy steels 
B) cast steels 
C) non-ferrous metals 
D) all of the above 
A) alloy steels 
B) cast steels 
C) non-ferrous metals 
D) all of the above

Question 3

Head storage capacity of moulding sand can be increased by adding?

Accepted Answer

A) graphite 
B) chromite 
C) magnesium powder 
D) any of the above 
A) graphite 
B) chromite 
C) magnesium powder 
D) any of the above

Question 4

Investment casting can be used for which of the following alloys

Accepted Answer

A) cobalt based satellite 
B) Tool steels 
C) Hynes super alloys 
D) All of the above 
A) cobalt based satellite 
B) Tool steels 
C) Hynes super alloys 
D) All of the above

Question 5

Blow holes in castings are due to

Accepted Answer

A) high moisture content of the sand 
B) low permeability of sand 
C) excessive fine grains and gas producing ingredients 
D) any of the above 
A) high moisture content of the sand 
B) low permeability of sand 
C) excessive fine grains and gas producing ingredients 
D) any of the above

Which of the following is core hardening process?

Electric indirect are furnace is normally used for melting of

Head storage capacity of moulding sand can be increased by adding?

Investment casting can be used for which of the following alloys

Blow holes in castings are due to

Foundry Processes and Materials

Foundry and Casting

Casting Techniques and Processes

Foundry and Casting Processes: Properties, Tools, and Methods

Casting and Foundry Technology

Foundry Operations and Techniques

Casting and Moulding Processes: Part A

Casting and Moulding Processes: Part B

Casting Processes and Materials

Casting and Moulding Processes: Techniques and Defects

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Exam 9: Foundry Processes and Techniques

Which of the following is core hardening process?

Electric indirect are furnace is normally used for melting of

Head storage capacity of moulding sand can be increased by adding?

Investment casting can be used for which of the following alloys

Blow holes in castings are due to

Foundry Processes and Materials

Foundry and Casting

Casting Techniques and Processes

Foundry and Casting Processes: Properties, Tools, and Methods

Casting and Foundry Technology

Foundry Operations and Techniques

Casting and Moulding Processes: Part A

Casting and Moulding Processes: Part B

Casting Processes and Materials

Casting and Moulding Processes: Techniques and Defects

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