77) A steel workpiece of high tensile strength is to be machined with a HSS milling cutter. Which one of the following rake angles is best suitable for the cutter ?

8 Degree

12 Degree

20 Degree

28 Degree

Answer is:

8 Degree

The cylindrical cutter set on a mandrel will be in between centres

The cylindrical cutter set on a mandrel will be in between chuck and centre

The cylindrical cutter set on a mandrel will be only in chuck

The cylindrical cutter set on a mandrel will be within chuck and steady rest

Answer is:

Answer is:

No slipping of teeth due to penetration

Downward vertical cutting force

No backlash on the table spindle

Thick chips developed at the point of penetration

Answer is: