The correct sequence of tool materials in increasing order of their ability to retain their hot hardness is

A. Carbide, ceramic, cermet, borazon

B. Ceramic, carbide, borazon, cermet

C. Cermet, carbide, ceramic, borazon

D. Borazon, ceramic, carbide, cermet

Please do not use chat terms. Example: avoid using "grt" instead of "great".

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  1. In up-cut milling the work piece is fed
  2. The machining of titanium is difficult due to
  3. A feed gear box for a screw cutting lathe is designed on the basis of
  4. The taper on the lathe spindle is
  5. When the temperature of a solid metal increases,
  6. The cutting speed of a drill depends upon the
  7. In order to obtain a surface finish in the range of 0.75 μm to 1.25 μm , the operation used…
  8. In drilling brass, a drill with
  9. In metal machining, the work-tool contact zone is a zone where heat is generated due to
  10. The carbide tools operating at very low cutting speeds (below 30 m/min)
  11. Side rake angle of a single point cutting tool is the angle
  12. The surface finish is improved by the increase in
  13. The example of snag grinding is
  14. Which type of motor is not used in axis or spindle drives of CNC machine tools?
  15. The enlarging of an existing circular hole with a rotating single point tool is called
  16. Ceramic tools are fixed to tool body by
  17. A solid cylinder of diameter 100 mm and height 50 mm is forged between two frictionless flat dies to…
  18. The lip clearance angle is the angle formed by the
  19. Broaching is applied for machining
  20. In lapping operation, the amount of metal removed is
  21. Thread grinding requires work speed from
  22. In a shaper
  23. Which of the following operation is first performed?
  24. The structure of a grinding wheel depends upon
  25. The lip angle of a single point tool is usually
  26. In up milling, the thickness of chip is
  27. Jigs are used
  28. Twist drills are made of
  29. The cutting speed for drilling aluminium, brass and bronze with high speed steel drills varies from
  30. The grooving is an operation of