The abrasive recommended for grinding materials of high tensile strength is

A. Silicon carbide

B. Aluminium oxide

C. Sand stone

D. Diamond

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  1. The abrasive recommended for grinding materials of low tensile strength is
  2. In order to obtain a surface finish in the range of 0.75 μm to 1.25 μm , the operation used…
  3. Ceramic cutting tools are
  4. The cutting speed for drilling copper with high speed steel drills varies from
  5. The average cutting speed for turning mild steel with a high speed steel tool is
  6. If the diameter of the hole is subject to considerable variation, then for locating in jigs and fixtures,…
  7. Ultrasonic machining is best suited for
  8. The cutting speed is minimum while machining _________ with a high speed steel tool.
  9. In a milling operation, two side milling cutters are mounted with a desired distance between them so…
  10. In order to achieve a specific surface finish in single point turning, the most important factor to…
  11. The tool life is said to be over if
  12. The example of snag grinding is
  13. The angle on which the strength of the tool depends is
  14. Ceramic tools are fixed to tool body by
  15. Which of the following statement is wrong?
  16. Which of the following statement is correct for oblique cutting system?
  17. In a single point tool, the angle between the surface of the flank immediately below the point and a…
  18. The top and sides of the table of a shaper usually have
  19. In a plain milling cutter, the portion of the gash adjacent to the cutting edge on which the chip impinges…
  20. A fixture is defined as a device which
  21. A grinding wheel is said to be of _________ if it holds the abrasive grains more securely.
  22. When the tool moves parallel to the lathe axis, the movement is termed as
  23. Thread grinding requires work speed from
  24. The lathe spindles are usually made hollow and provided with
  25. A jig is defined as a device which
  26. What is the method of brazing used to join relatively small assemblies made from materials that either…
  27. The hole to be drilled for tapping is _________ the outside diameter of the thread on the tap.
  28. High speed steel tools retain their hardness upto a temperature of
  29. In oblique cutting system, the maximum chip thickness
  30. NC contouring is an example of