Answer: 2.51
Answer: 2.51
1. Tungsten carbide 2. CBN 3. Stellite 4. UCON
Select the correct answer using the codes given belowAnswer:1 & 3
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Answer: 0.20 to 0.48
Answer: K 60 vitrified
Answer: 400%
1. Mechanical abrasion
2. Diffusion
3. Plastic deformation
4. Oxidation
Which of the above are the causes of tool wear?Answer: 1, 2 & 4
1. Tool material being too brittle
2. Hot hardness of the tool material
3. High positive rake angle of the tool
Which of these statements are correct?Answer: 1 & 3
Answer: 60 mm/min
Answer: Cutting
Answer: Aluminium oxide
1. Tungsten a. Hardness
2. Carbon b. Hot hardness
3. Vanadium c. Wear resistance
The correct order isAnswer: 1-b, 2-a, 3-c
List I List II
a. HSS 1. 0.18
b. Cast alloy 2. 0.12
c. Ceramic 3. 0.25
d. Sintered carbide 4. 0.5
Answer: a-2, b-1, c-4, d-3
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