Milling is an intermitted cutting operation”. Explain it.

Q: In orthogonal cutting, the depth of cut is 0.5 mm at a cutting speed of 2 m/s. If the chip thickness…

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Q: Examples (homework) 1. In orthogonal cutting if the depth of cut is a 1.25 mm and chip thickness…

A: As per our guidelines, we are supposed to answer only first one question in case of multiple…

Q: 22.37 Which of the properties listed in Table 22.1 is, in your opinion, the least im portant in…

A: Least important properties for cutting tools :-

Q: In a surface broaching process, a broach having 5 mm pitch and cut per teeth 0.05 mm is used for…

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Q: (b) During a certain machining experiment at the UCSI workshop, it is observed that temperature at…

A: (i). In a metal cutting process, Maximum heat is carried out by chip then tool and lastly by the…

Q: Name and describe two non-traditional machining processes. Explain their uses and application.

A: This is a high-voltage and low-current process and requires R-C circuit which works in two phases:-…

Q: Calculate resultant force, metal removal rate and shear strain in an orthogonal cutting the depth of…

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Q: Calculate the r/min required for finish turning

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Q: In orthogonal turning of a bar 100 mm diameter with a feed of 0.25 mm/rev., depth of cut = 4 mm,…

A: (i) The diagram of the orthogonal cutting is given as, In this diagram, the given parameters are…

Q: In an orthogonal cutting operation an 8 mm deep groove is to be turned on a 50 mm diameter steel…

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Q: What is the function of chip breakers? How do they function? Do you need a chip breaker

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Q: what are the three basic parameters (cutting variables) in the machining process? how to calculate…

A: The 3 basic parameters required in machining are : (a) Cutting velocity (Vc) – It provides the…

Q: In Orthogonal Cutting Model, why chip thickness after cut is greater than chip thickness before…

A: Orthogonal cutting is the type of cutting model in which the cutting tool is perpendicular to the…

Q: In Orthogonal Cutting Model, why chip thickness after cut is greater than chip thickness before cut?

A: During cutting, the cutting edge of the tool is positioned a certain distance below the original…

Q: In Example 21.3, if the cutting speed V is doubled, will the answer be different? Explain.

A: Solution:

Q: Using the Taylors tool life equation with exponent n = 0.5, if the cutting speed is reduced by 50%…

A: Given Data n=0.5 V2=0.5V1

Q: The following data pertain to a vertical milling operation: 200 600 (L)* 30(W) * 25 (t) Diameter of…

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Q: 6) It has been stated that it is generally undesirable to allow temperatures to rise excessively in…

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Q: Assume that, in orthogonal cutting, the rake angle, α , is 20° and the friction angle, β , is 35° at…

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Q: (a) Explain the difference between roughing and finishing operations in machining. (b) What are the…

A: a. Explain the difference between roughing and finishing operations in machining. (b) What are the…

Q: What is the main reason for this, and what is one drawback of increasing speed? Name 2 reasons why…

A: (A) Grinding spindles are manufactured to operate at higher and higher speed because: 1. At higher…

Q: Explain the mechanics of metal cutting with neat sketch. Why machining of ductile and brittle…

A: Draw a diagram showing the basic metal cutting process.

Q: Tool life can be almost infinite at low cutting speeds.Would you then recommend that all machining…

A: Although low cutting speed makes tool life infinite, it is not desirable to do all machining at low…

Q: 21.21 Explain why studying the types of chips produced is important in understanding cutting…

A: Understanding of Types of chips produced in cutting operations

Q: 22.36 Referring to Table 22.1, state which tool materials would be suitable for interrupted cutting…

A: Tool materials would be suitable for interrupted cutting operations :-

Q: 3. A slot of 20 mm width is to be produced using horizontal milling machine. The ks 5,000 N/mm?,…

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Q: In a turning operation, the tool life varies with cutting speed, as shown in following table:…

A: Turning operation is the manufacturing technique that is done on a lathe machine. In this operation,…

Q: Why are tool temperatures low at low cutting speeds and high at high cutting speeds?

A: Solution:

Q: The cutting force increases with the depth of cut and decreasing rake angle. Explain why

A: Depth of Cut:- When the depth of cut increase, then the amount of material removed in a unit time…

Q: Explain the differences between the up milling and down milling?

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Q: the advantages to dry

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Q: 22.29 Describe the necessary conditions for optimal utilization of the capabilities of diamond and…

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Q: Which option about chief elements in metal cutting is wrong?   a)Chip width is the distance between…

A: Feed of cutting is expressed in mm per revolution. And cutting speed is expressed in mm per second.

Q: Manufacturing Processes What is the effect of shear plane angle in metal cutting? Illustrate with…

A: What is the effect of shear plane angle in metal cutting? Illustrate with diagram

Q: An orthogonal cutting operations is being carried out in which uncut thickness is 0.010 mm, cutting…

A: Given:- α=15°FT=25 NFc=60 NChip thickness=0.015mmUncut thickness=0.010Width=6 mm To find:- The ratio…

Q: 21.44 Can high-speed machining be performed without the use of a cutting fluid?

A: Given :-Can high-speed machining be performed without the use of a cutting fluid

Q: 4- Explain why continuous chips are not necessarily desirable. 5- List the factors that contribute…

A: Given questions are related to manufacturing engineering 4. Explain why continuous chips are not…

Q: to remove more material betwee

A: The distance (ft) the tool travels before it reaches the end of its life (a specified wear land) is…

Q: A turning operation is carried out on aluminum. Based on the specific energy values in Table 17.2,…

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Q: State whether or not the following statements are true for orthogonal cutting, explaining your…

A: Let us discuss about orthogonal cutting.

Q: 21.38 As shown in Figure. 21.14, the percentage of the total cut?ting energy carried away by the…

A: From the above figure, it can be determined that while cutting energy is carried away by the tool,…

Q: What are the effects of performing a cutting operation with a dull tool? A very sharp tool?

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Q: An orthogonal cutting operation is being carried out under the following conditions: depth of cut,…

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Q: B/ In a drilling operation using a twist drill, the rotational frequency is 5 s', the feed rate is…

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Q: Calculate amount of removed chips in (m³/min), If you have cutting width is 50mm, cutting depth is…

A: Given that: Cutting width = 50 mm Depth of cut = 10 mm Feed rate = 4.15 mm/min It is required to…