Polyolefin wheel is used to assembled with caster yoke to form Polyolefin caster. This kind of caster also called industrial plastic caster, are non-marking, light in weight and zero water absorption.Evergreen’s polyolefin wheel is designed to be full, possessing better impact resistance and load capacity.These casters are cost-effective than steel casters and would not be affected by oils, chemicals, grease, gasoline, cooking fats and acids.Polyolefin casters are especially suited for wet and corrosive applications, but are not recommended for heavy duty applications.