In most cases a traditional steel caster is sufficient for strength, durability and corrosion resistance.
These casters are zinc coated to help with rust but are not rust proof. However there are certain applications that require more protection from the environment in which they are used.
Some examples are if the swivel, rigid or stem mounted casters and wheels are used on carts or dollies outdoors in rain or snow. Other like the food industry or medical equipment in hospitals and laboratories that require steam cleaning and wash downs on a regular basis. Some manufacturing and processing plants may use heavy duty carts that are subject to corrosive chemicals and cleaning agents, or in marine In these cases a stainless steel caster would be ideal, While stainless steel is more expensive than traditional steel the life span will be greatly increased in those situations and will save you money and time down the road by replacing them less, it will also increase safety, by having a properly rolling cart or equipment and have less chance of operational failure.
Buy Casters' stainless steel casters are made from the highest quality materials, 304 Stainless steel coupled with a nylon, polyurethane, polyolefin or rubber wheel, with a stainless bearing and axle the caster will be virtually impervious to corrosion.
Visit buycasters.com or call us at 1-855-WHEEL11 (943-3511) for more information on our line of stainless steel casters. A experienced sales professional will be happy to help you!