[TheForge] filling pipe with sand to bend

[Peter Fels & Phoebe Palmer]

I reshaped a small scissor jack to deal with a dent in curved copper pipe once , that sorta worked.
I keep imagining an elongate, linearly split  egg, with a squatty hydraulic cylinder inside and a hose tail.

On Nov 7, 2012, at 7:56 PM, Andrew Vida wrote:



On 11/7/2012 4:12 PM, Garrick Peterson wrote:

> I've also watched them re-shape a bent pipe using a ball bearing with an
> outer diameter equal to that of the desired inner diameter&  smaller ball
> bearings to push it through, but it seems like that also requires very
> accurate forms.

That will work.  It is, in fact, the method I intend on using to remove 
a small dent from a shotgun barrel.
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