Which of the following statement is wrong?

A. The diamond is the hardest tool material and can run at cutting speeds about 50 times that of high speed steel tool.

B. The ceramic tools can be used at cutting speeds 40 times that of high speed steel tools.

C. The cemented carbide tools can be used at cutting speeds 10 times that of high speed steel tools.

D. The ceramic tools can withstand temperature upto 600°C only.

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

You can do it
  1. The type of reamer used for reaming soft aluminium or copper, is
  2. The lip angle is the angle
  3. As the cutting speed increases, the tool cutting forces
  4. The cutting fluid mostly used for machining alloy steels is
  5. If the cutting speed is increased, then the built-up-edge
  6. For machining a cast iron workpiece by a high speed steel tool, the average cutting speed is
  7. A solid cylinder of diameter 100 mm and height 50 mm is forged between two frictionless flat dies to…
  8. Glazing in grinding wheels takes place when the
  9. Chemical milling operation is performed
  10. The height of each tooth of a broach is
  11. A left hand tool on a lathe cuts most efficiently when it travels
  12. The primary purpose of a sprue in a casting mould is to
  13. Surface grinding is done to produce
  14. Calculate the weld per minute, work speed of circular electrode of 220 mm diameter for carrying out…
  15. The method of centre less grinding used to produce taper is
  16. In machining metals, surface roughness is due to
  17. In an interchangeable assembly, shafts of size 25.000 -0.0100⁺⁰⁰⁴⁰…
  18. In machining metal, cutting force at the cutting edge is measured by a
  19. NC contouring is an example of
  20. Continuous chips with built up edge are formed during machining of
  21. The saw milling is an operation of
  22. The example of snag grinding is
  23. Two streams of liquid metal which are not hot enough to fuse properly result into a casting defect known…
  24. The lip angle of a single point tool is usually
  25. The cutting speed is minimum while machining _________ with a high speed steel tool.
  26. The operation performed on a shaper is
  27. Which of the following statement is wrong about ultrasonic machining?
  28. While cutting helical gears on a non-differential gear hobber, the feed change gear ratio is
  29. A drill considered as a cutting tool having zero rake, is known as a
  30. When the shear angle is small