Materials
Steel
Strong, machinable, and weldable but lacks corrosion resistance
Aluminum
Lightweight, easy to machine, and corrosion resistant in wet environments
Stainless Steel
Resists corrosion and chemicals in most environments
Brass
More machinable than copper and bronze for making nuts, hinges, and locks
Copper
The most conductive of our metals, it excels in all types of electrical applications
Rubber
Compresses and bounces back to shape; use for sealing, cushioning, and shock absorbing
UHMW
A low-friction, tough material that can handle scrapes, and strikes that other plastics can’t