For the granular refractories, what is the melting point of Carbon?
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Inhibitors are generally used in mould to avoid reaction of magnesium with moulding materials.
Which of the following compounds can be used as an inhibitor in moulding materials for avoiding chemical reaction with magnesium alloys?
Magnesium metal possesses better noise and vibration damping characteristics than aluminum.
How much time does a centrifugal muller take to mix the core ingredients?
Magnesium alloys do not require any special coating as they are self protective from corrosion.
Teflon resin coating can be used to increase the lubricity of magnesium alloys.
How much time does a normal muller take to mix the core ingredients?
The mixing of flux in the casting material produces endothermic reaction.
Which of the following materials are commonly used as flux in the casting process to prevent oxidation?
Degassing process during the formation of castings can prevent inclusion of hydrogen absolutely.
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