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Old 29-03-2021, 13:52   #1
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hydraulic hand press for reheading nitronic rod

wondering if this tool exists or does it have to be done with proprietary hydraulic machine? i've used hand pump/electric hydraulic presses for electrical connections but not sure if you can achieve the pressure required to rehead rod given you have the dies for the job.
thanks
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Old 29-03-2021, 19:01   #2
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Re: hydraulic hand press for reheading nitronic rod

It could be an expensive experiment. That is not an area one would want to cut corners.
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Old 29-03-2021, 20:14   #3
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Re: hydraulic hand press for reheading nitronic rod

Re-heading is done with linear pressure.

The rod is held by a collet with die to form the inner end.
Pressure is applied to the end of the rod with a corresponding die to form the outer shape.

The service I use has a 100 ton press but I expect that is overkill.
The rate of compression is controlled to manage heat build-up (I'm told}
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Old 29-03-2021, 22:23   #4
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Re: hydraulic hand press for reheading nitronic rod

Yeah I figured as such. Thx for the detailed explanation
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Old 30-03-2021, 03:20   #5
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Re: hydraulic hand press for reheading nitronic rod

It would be more expensive to buy the dies and set up a backyard heading station, even if you could, than to pay a rigging company to re-head. It's not a trivial bit of engineering.
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Old 30-03-2021, 05:42   #6
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Re: hydraulic hand press for reheading nitronic rod

yes, i checked some machines that could do it, and it is indeed cost prohibited. i just wanted to check to see if any other member had done this or new of a way to rehead rod. thanks for the replies
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