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The rake angle required to machine brass by high speed steel tool is
  • a)
  • b)
    10º
  • c)
    20º
  • d)
    – 10º
Correct answer is option 'A'. Can you explain this answer?
Most Upvoted Answer
The rake angle required to machine brass by high speed steel tool isa)...


Rake Angle for Machining Brass with High Speed Steel Tool




Explanation:




Definition of Rake Angle:
Rake angle is the angle between the rake surface and a line perpendicular to the cutting edge of the tool.




Importance of Rake Angle:
Rake angle plays a crucial role in determining the efficiency of the cutting process. It affects chip formation, cutting forces, tool life, and surface finish.




Rake Angle for Machining Brass:
When machining brass with a high-speed steel tool, the rake angle required is typically 0 degrees. This is because brass is a soft and ductile material that does not require a significant rake angle for efficient cutting.




Reasoning:
Brass is a non-ferrous metal that is known for its low cutting forces and excellent machinability. A rake angle of 0 degrees is suitable for brass as it helps in minimizing cutting forces while ensuring good chip control and surface finish.




Conclusion:
Therefore, when machining brass with a high-speed steel tool, a rake angle of 0 degrees is recommended to achieve optimal cutting performance and tool life.
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