M&P Test 2

The most widely used plastic forming process

injection molding

hollow, rigid, thermoplastics CANNOT be made with which of the following processes?

injection molding

Where was the first concrete steet in the US built?

Bellafontaine, OH

Which of the following composite forming processes is most likely to have styrene emission problems?

open molding

which of the following metal cutting tools can be re-sharpened?

High speed steel

which type of abrasive should be used with very hard tool steels

soft abrasives

which of the following woodworking tools is probably the safest to operate?

abrasive belt planers

which type of saw blade is designed to cut wood across the grain?

cross cut

the easiest time to remove Ceramic materials from a shape?

done before firing

which type of composite cutting uses sound waves?

Ultrasonic cutting

Oldest metal forming process

forging

Most popular forging method?

closed die

What forging method doesn’t remove any metal?

Coining

What type of metal forming doesn’t need a die?

Roller forming

Fastest way to form threads?

Thread rolling

Most common sand for casting

silica

Most popular metal casting process

Sand casting

which type of casting can be highly automated?

Diecasting

What are thermosets reused as?

fillers

Which type of molding is mostly used for thermosets?

Compression Molding

Hand Layup

Gel-coat is applied to the surface of the tool form

Sprayup

Chopped fibers are mixed with the resin and catalyst and then sprayed onto or into the tooling form

How is shrinkage during plastic casting reduced?

Adding inert fillers

Plywood grades A & B

highest quality, most expensive

Slurries and slips have what kind of properties?

Thixtropic

How many dies are required for glass blowing?

2

What machine is used to make incandescent light bulbs?

Ribbon Blow Machine

Ingalls building in Cincinnati, 1904

First concrete reinforced skyscraper at 210ft

Erie Canal - 1825

first major use for cement in the US