Deck 4: Nc Materials, Tooling and Machining Processes

Question 1

Annealing is a hardening process.

Answer 1

False

Question 2

OD turning tools come in a few basic styles to hold standard inserts. The workhorse of the bunch is the ____ turning tool.

A) 35^o diamond
B) 55^o diamond
C) 80^o diamond
D) 60^o triangle

Answer 2

C

Question 3

PCD is a synthetic ____ material that has uses in the machining of nonferrous metals.

A) chromium
B) silver
C) steel
D) diamond

Answer 3

D

Question 4

Machining is a material removal process by which a hardened cutting tool is used to remove ____ from the workpiece.

A) chunks
B) contours
C) chips
D) bolts

Question 5

Clamping operations work on the principle of friction.

Question 6

____ is the production of internal threads with a tool that is ground in the form of the finished thread.

A) Reaming
B) Drilling
C) Boring
D) Tapping

Question 7

____ are used to enlarge a predrilled hole to very precise size and roundness.

A) Twist drills
B) Reamers
C) Insert-tooth drills
D) Borers

Question 8

Insert-tooth end mills are uncommon and have been losing in popularity in the past few years.

Question 9

How is turning different from milling?

Question 10

What are some of the flaws of cemented carbides?

Question 11

Hardened steels can be made softer by two methods: tempering and ____.

A) annealing
B) boring
C) drilling
D) staining

Question 12

The ____ is the part of the machine that holds the cutting tool.

A) spindle
B) MCU
C) bearing
D) drill

Question 13

The ____ is perhaps the most common workholding tool in use today.

A) milling vise
B) strap clamp
C) edge clamp
D) riser block

Question 14

How are thin-film coatings achieved?

Question 15

Turning operations can be described in terms of the features they create.

Question 16

Stainless contains at least 10% ____, which is where it gets its primary resistance to corrosion.

A) chromium
B) carbon
C) gold
D) oxygen

Question 17

Compare and contrast brass and bronze.

Question 18

Two materials are used to make cutting tools: high-speed steel and ____.

A) ceramics
B) cemented carbides
C) synthetics
D) high-volume steel

Question 19

Give a brief overview of workholding.

Question 20

An end mill is a cutting tool designed to cut on only the end.