Manufacturing Engineering
Metal Casting
GATE 2007
Easy
Which of the following engineering materials is the most suitable candidate for hot chamber die casting?
- Alow carbon steel
- Btitanium
- Ccopper
- tin
Explanation
Hot chamber die casting immerses the injection mechanism (gooseneck/plunger) directly in the molten metal, so it is limited to low-melting-point non-ferrous metals (tin, zinc, lead, some magnesium alloys) — steel, titanium, and copper all melt far too high for the machine's components.
Source: GATE ME 2007 (2007)
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