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Hamad Metallurgy 01/12/2021
A. Chromium carbide
B. Carbon carbide
C. Iron carbide
D. Nickel carbide
- Gypsum bonded investment should not be heated over______________?
- A. 700°C B. 1,300°C C. 1,063°C D. 900°C...
- Function of carnauba wax_________________?
- A. To provide a smooth and glossy surface B. Increase toughness C. Decrease toughness D. Decrease flow at room temperature...
- Percentage of gold in high noble alloy is______________?
- A. N 25% B. 25% C. >40% D. 0%...
- The component in very minor quantity in stainless steel that changes the properties to a maximum level is____________?
- A. Carbon B. Molybdenum C. Chromium D. Nickel...
- The strength of a gypsum investment is dependent on_______________?
- A. Carbon content B. Silica content C. Gypsum D. Copper...
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