Duct Proving Mandrels are manufactured from Polypropylene and are fitted with steel rotating fixing eyes at each end

 

All mandrels are made to order and as a rule the diameter should be 10% smaller than the duct and the length is 1.5 times the diameter, the standard sizes listed are maximum values and can be machined to your requirements

Duct Proving Mandrel (Cylindrical)

Size
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    2019 - Cable Laying Equipment and Supplies