Pulley Surface Finish
|
Type
|
Available for
|
Characteristics
|
Anodized
|
Aluminum Pulleys
|
increased chemical and corrosion resistance
|
available in natural, black, or colored
|
limited increase of surface hardness
|
aesthetic treatment
|
Hard Anodized
|
Aluminum Pulleys
|
excellent chemical and corrosion resistance
|
increased surface hardness
|
for abrasive environments
|
stainless steel flanges recommended
|
Black Oxide
|
Steel Pulleys
|
increased chemical and corrosion resistance
|
aesthetic treatment
|
Zinc plated
|
Steel Pulleys
|
increased corrosion resistance
|
Chromate
|
Steel Pulleys
|
increased chemical and corrosion resistance
|