manufacturing exam

permanent

a mold that can be reused is called a _______ mold.

cope

the upper half of a sand casting mold is called ________

drag

the lower half of sand casting mold is called ______

solid profiles, hollow profiles, sheet/film

three common die profiles used in plastic extrusion

metal forming process

manufacturing processes in which plastic deformation is used to change the shape of metal workpieces are called what

rolling, forging, and extrusion

three metal bulk deformation processes

False

true of false: cold working metals results in ductility for ease in metal forming

forging hammer

a metal forging machine that applies an impact load is called what

continuous, flashless, impression die, and open die

what are some metal forging processes

cutting, bending, and drawing

name three major categories of sheetmetal working

shearing, blanking, and punching

name three metal cutting processes

springback

When the bending pressure is removed at the end of the deformation operation, elastic energy remains in the bent part, causing it to recover partially toward its original shape. This elastic recovery is the what

v bending

metal bending performed on a press brake is called

facing

the machining process where the tool is fed radially into a rotating workpiece on one end to create flat surface is called

form turning

the machining process where the tool has a shape that imparted to the work by plunging the tool radially into the part is

normalizing

the heat treatment process where a material is heated and soaked for a period and then allowed to air-cool is called what

false

the purpose of annealing is to reduce ductility

jominy end quench testing

hardenability is measured by

sparks, spatter of molten metal, smoke, and fumes

four safety concerns associated with welding are:

capillary

In brazing and soldering the filler metal is melted and often distributed by ________

action to between the faying surfaces of the metal parts being joined

any metals can eb joined (including dissimilar), can join multiple joints simultaneloly, and less power and heat are needed

three advantages of brazing over welding

adherends

in adhesive bonding the parts being joined are called what

parts of different sizes and cross sections can be joined, bonding happens on entire surface, and low temp curing avoids damage to parts being joined

name three advantages of adhesive bonding

Ferrous (steel and cast iron) and non ferrous (copper gold alluminum)

what are some ferrous and non ferrous metals