Question

the usual material for helical gear is ?
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Answer 1

Answer:

Steel, aluminium, bronze, nylon etc.

Explanation:

Answer 2

The usual material for a helical gear is steel.

• Gears may be made of all sorts of materials including many sorts of steel , brass, bronze, cast iron, ductile iron, copper, powdered metals , and plastics.
• The steel S45C also known as the Carbon steel for the structural machine usage is generally used in the manufacture of a helical gear.