Metal removal rate is high
High surface finish is obtained
High form accuracy is obtained
High dimensional accuracy is obtained
C. High form accuracy is obtained
Helix or rake angle
Point angle
Chisel edge angle
Lip clearance angle
Single point cutting tool
Two point cutting tool
Three point cutting tool
Multipoint cutting tool
At its recrystallisation temperature
Above its recrystallisation temperature
Below its recrystallisation temperature
At two thirds of the melting temperature of the metal
Internal tapers
Small tapers
Long slender tapers
Steep tapers
Shear velocity
Chip velocity
Cutting velocity
Mean velocity
- 0.025, ±0.008
- 0.025, 0.016
- 0.009, ± 0.008
- 0.009, 0.016
Knurling
Rough turning
Boring
Thread cutting
Globular transfer
Spray transfer
GMAW practice
Dip transfer
Number of pieces machined between tool sharpenings
Time the tool is in contact with the job
Volume of material removed between tool sharpenings
All of the above
Conventional milling
Climb milling
End milling
Face milling
Metal forming process | Types of stress |
---|---|
1. Coining | P. Tensile |
2. Wire Drawing | Q. Shear |
3. Blanking | R. Tensile and compressive |
4. Deep Drawing | S. Compressive |
1-S, 2-P, 3-Q, 4-R
1-S, 2-P, 3-R, 4-Q
1-P, 2-Q, 3-S, 4-R
1-P, 2-R, 3-Q, 4-S
In-feed grinding
Through feed grinding
End-feed grinding
Any one of these
Internal cylindrical grinding
Form grinding
External cylindrical grinding
Surface grinding
The cutting edge is inclined at an angle less than 90° with the normal to the velocity of the tool.
Frequently, more than one cutting edges are in action.
The chip flows on the tool face at an angle less than 90° with the normal on the cutting edge.
All of the above
5 to 15 m/min
15 to 60 m/min
60 to 90 m/min
90 to 120 m/min
5°
6°
8°
10°
Continuous chips
Discontinuous chip
Continuous chips with built up edge
None of these
Truing
Dressing
Facing
Clearing
Leading edge of the land with a plane having the axis of the drill
Flank and a plane at right angles to the drill axis
Chisel edge and the lip as viewed from the end of a drill
None of the above
Geometric progression
Arithmetic progression
Harmonic progression
None of these
Up milling
Down milling
Face milling
End milling
0.1 mm
0.4 mm
0.35
0.75 mm
Depth of cut
Cutting speed
Feed
Tool rake angle
0° to 3°
3° to 10°
10° to 20°
20° to 30°
Cross feed
Angular feed
Longitudinal feed
Any one of these
For holding and guiding the tool in drilling, reaming or tapping operations
For holding the work in milling, grinding, planing or turning operations
To check the accuracy of workpiece
None of the above
Making a cone-shaped enlargement of the end of a hole
Smoothing and squaring the surface around a hole
Sizing and finishing a small diameter hole
Producing a hole by removing metal along the circumference of a hollow cutting tool
High speed steel
Carbon steel
Stainless steel
Either (A) or (B)
Sprue base area: runner area: ingate area
Pouring basin area: ingate area: runner area
Sprue base area: ingate area: casting area
Runner area: ingate area: casting area
Wheel is too hard or wheel revolves at a very high speed
Wheel is too soft or wheel revolves at a very slow speed
Wheel is too hard and wheel revolves at very slow speed
Wheel is too soft and wheel revolves at a very high speed