MD MachShopTheo. 5 Pt.3

Forms shallow raised letters or other designs in relief on the surface of sheet metals blanks.

• coining

• embossing

• swaging

• blanking

Reduce the workpiece are by cold flowing the metal into a die cavity by a high compressive force or impact.

• coining

• embossing

• swaging

• blanking

The repeated hammering of a workpiece to obtain the desired shape.

• spring back

• blanking

• punching

• forging

Relies on closed impression dies to produce the desired shape.

• hammer forging

• open die forging

• smith forging

• drop forging

What is the other name given to gravity drop hammers?

• board hammers

• press forging

• powered hammers

• impactor forging

The forging blows are repeated at the rate of several times a minute for ___.

• gravity drop hammers or board hammers

• press forging

• powered hammers

• impactor forging

The forging blows are repeated at the rate of more than 300 times a minute for ___.

• gravity drop hammers or board hammers

• press forging

• powered hammers

• impactor forging

The workpiece is held in position while the dies are hammered horizontally into it from both sides.

• gravity drop hammers or board hammers

• press forging

• powered hammers

• impactor forging

Involves holding and applying pressure to round heated blanks.

• upset forming

• flash

• pickling

• parting line

With ___, the part is shaped by a slow squeezing reaction, rather than rapid impacts.

• drop forging

• impactor forging

• press forging

• upset forging