General Advice on Castors

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Castor Selection Always choose the largest wheel diameter that you can. Large wheels help reduce rolling resistance and can cope with rougher surfaces. The wheel types of the castors that Flints stock are shown on the table below.

Castor Loading On a platform fitted with four castors take the weight of the platform and the load it is carrying [evenly distributed] and divide by three to take into account of uneven surfaces etc. If the platform is carrying actors then you will have to assume the worst case that the actors will all be standing on one corner of the platform and so EACH castor will have to take the entire load with an added margin for safety.

Wheel Type Nylon - (NY) For: Cheap, very strong, clean, non marking Against: Too noisy for use during performance Typical Use: Slave trucks, scaffolding castors, heavy duty storage trolleys not used during performance Revvolite on Polypropylene - (RL) For: Quiet, floor protecting, cushioned, non marking Against: Light duty castors only Typical Use: Small items of furniture, small boxes, light trucks used during performance Revvothane on Cast Iron - (PT) For: Quiet, high tear strength, 10 times the working life and 3 times the load carrying of rubber, low rolling resistance, excellent recovery from static periods Against: Expensive. Typical Use: All uses but especially heavy scenery used during performance Grey Rubber on Black Nylon For: Cheap, quiet, non marking, floor protecting. Against: Light duty use only Typical use: Light trucks and furniture used during performance. Blue elastic rubber For: Soft, very quiet, non marking, floor protecting Against: Limited range from stock Typical use: as flight case castors. Black rubber on Plastic For: Cheap, quiet, floor protecting, medium duty Against: May leave marks Typical Use: Medium weight trucks where the budget is tight.

Online Catalogue | Tube Fittings, Castors, Hinges, General Hardware and Fixings | Castors & Brakes | Castors |  General Advice on Castors