Question 1

Give the name and basic characteristics of ASA.

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Question 2

Give the name of a plastic that is inexpensive to produce and that has many desirable properties, including heat, chemical, scratch, and moisture resistance. It is also resis- tant to continuous bending applications. Products include appliance parts, hinges, cabinets, and storage containers.

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Question 3

Name the material that has a wide range of makeup from liquid to solid. Liquid and semiliquid forms are used for lu- bricants. Harder forms are used where nonstick surfaces are required. Part 2: Manufacturing Processes

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Question 4

Name the material that is commonly used as a plastic for reinforced composites, also known as reinforced thermoset plastics (RTPs). Typical uses are for boat and recreational vehicle construction, automobiles, fishing rods, tanks, and other structural products.

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Question 5

Identify the type of plastics that are also referred to as syn- thetic rubber.

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Question 6

Name the plastic material that dates back to the late 1800s. This plastic is hard and rigid, has good compression strength, is tough, and does not absorb moisture, but it is brittle. These plastics are commonly used for the manufac- ture of electrical switches and insulators, electronics circuit boards, distributor caps, and binding material and adhesive.

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Question 7

Identify at least two applications for PVC and its character- istics for these applications. 59728_ch04_EOC_ptg01.indd 2 22/02/16 9:52 am

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Question 8

Give the name of the thermoplastic that has the versions nitrate, acetate, butyrate, propionate, and ethyl cellulose.

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Question 9

Name the most commonly used method of making castings.

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Question 10

What is another name for casting?

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Question 11

Name the plastic that is inexpensive and easy to manufac- ture, has excellent transparency, and is very rigid. However, it can be brittle and has poor impact, weather, and chemical resistance. Products include model kits, plastic glass, lenses, eating utensils, and containers.

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Question 12

Give the name and basic characteristics of ABS.

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Question 13

Name the material that has the trade name Neoprene and was the first commercial synthetic rubber. This material has better weather, sunlight, and petroleum resistance than natural rubber. It is also very flame resistant, but does not resist electricity. Common uses include automotive hoses and other products where heat is found, gaskets, seals, and conveyor belts.

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Question 14

Identify the common name for the polyamide thermoplastic.

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Question 15

Name the plastic that is commonly called PVC.

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Question 16

Define casting.

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Question 17

Name a thermoplastic that is rigid with very high impact and stress fracture resistance at temperatures between 2408 and 210 8F (2408 to 99 8C), and is used when constant bending is required in the function of the material design.

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Question 18

Name the type of thermoplastics that are very resistant to chemicals, friction, and moisture. These materials have ex- cellent dimensional stability for use as wire coating and in- sulation, nonstick surfaces, chemical containers, O-rings, and tubing.

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Question 19

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

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Question 20

Briefly discuss the major differences between thermoplas- tics and thermosets.

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Quiz 4: Manufacturing Materials and Processes