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FUNDAMENTALS OF CUTTING
M.PALANIVENDHANASSISTANT PROFESSOR
DEPARTMENT OF AUTOMOBILE ENGINEERING
SRM UNIVERSITY
What Do We Use To Cut Steel or Cast Iron or Stainless Steel?
Tungsten Carbide – Since it’s harder than most of the materials. Diamond is hardest than all other materials.
What is required for machining?
Depth of Cut - Preset interference between tool and work piece
Feed - Motion to bring in additional material for machining
Speed - What generates the basic wedge and cuts
Machine Classifications
Turning Center or Lathe
Vertical Machining Centre (VMC)
Horizontal Machining Centre (HMC)
Special Purpose Machines (SPM)
Heat Dissipation
Work
80% Energy is converted to heat
18% of Energyis converted to heat
2% of energyconverted to heat