Exam 4: Manufacturing Materials and Processes

Briefly describe the layering process that is used for making reinforced plastic.

Describe electron beam (EB) machining.

Describe and give one application of a knurl.

In what units is surface roughness height measured?

Describe the difference between jigs and fixtures.

identify the type of metal or metals that are part of the given Unified Numbering System (UNS) series: -M00001 to M99999

Give the name of the material that is also commonly re- ferred to as reinforced plastic.

Give the term that refers to the heating of the material in a steel mold that forms the desired shape.

Name a steel that is low in carbon and is commonly used for forged and machined parts.

Give the name and basic characteristics of ASA.

What action will the machinist take when no spotface depth is given?

List at least two advantages of the die casting process.

Describe the permanent casting process.

Define nonferrous metals.

What is the grain structure advantage of using the forging process to manufacture a part rather than making a ma- chined part?

Why is shrinkage allowance required in casting design?

Define keyseat.

Describe punching.

Give the name and basic characteristics of ABS.

What are the elements of and process for making tungsten carbide? In Questions 42 through 57, identify the type of metal or metals that are part of the given Unified Numbering System (UNS) series: