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Medium duty caster wheels usually use 2.5-3mm thickness metal frame with 30-38mm wide wheels,according to load capacity range 100kg ~250kg match single or double ball bearings. Consider meet client's different working environment we have TPR wheels,Nylon wheels,PU wheels and PP wheels.
Generally According to the principle that the larger the diameter of the wheel, the more flexible the rotation, the common specifications are 4 inch, 5 inch, 6 inch and 8 inch casters. For hard floor can use both Hard and soft wheels, But for soft floor/ground better use hard wheels.
Medium duty casters are one of our major Category, which are widely used as industrial trolley casters,hand cart casters. Below you can see our medium duty casters and choose best suitable model ,if have any questions please contact us freely.