Duct Proving Mandrels (Model Number: DPM)

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

Download Spec Sheet
DPM Duct Proving Mandrels – TWS Ltd

 

Category:

Description

Standard sizes are

DPM1– 43mm
DPM2– 70mm
DPM3– 79mm
DPM4– 83mm
DPM5- 95mm
DPM6-100mm
DPM7- 105mm
DPM8- 110mm
DPM9- 115mm
DPM10- 122mm
DPM11- 142mm
DPM12- 202mm

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