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P490.20
Conveyor belt idlers – Part 1: Troughed belt conveyor idlers (metallic and non- metallic) for idler roller rotational speeds of up to 750 revolutions per minute- Specification
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This part of BOS 613 specifies the characteristics of conveyor belt idlers that have metallic or non- metallic rolls for belt widths of up to 2 400 mm and for rotational speeds of up to 750 revolutions per minute.