Re: [Paddlewise] Help with foldable!!!

From: Dave Kruger <dkruger_at_pacifier.com>
Date: Sun, 29 Oct 2000 02:50:41 -0800
John and Donna Looze wrote:

> [] WD 40, or other penetrating oil is a the best place to start.  If
> it does not work, a variation is to heat the joints, and then apply the oil
> and twist.
>     If all else fails there is one way left to try.  It will be hard on the
> aluminum, and you MUST exercise great care.  Muriatic acid, a/k/a
> hydrochloric acid dissolves minerals, skin, and metals FAST.  You should  to
> dilute it.  How much will depend on how diluted it is when you buy it.
>     Safety includes rubber gloves, goggles or face mask and a bucket of cold
> water standing by.  I would apply it with an eye dropper or a similar device
> (eg, large I.V. syringe, sans needle).
>     I know it works because I use this technique for the plumbing in my old
> house.  Joints that defy the largest wrench will open as if brand new.

Well, muriatic acid is a very powerful acid, and works well on iron pipes, or
copper pipes, but I am skeptical that it is a good idea on an aluminum frame
such as the Feathercraft has.  Aluminum will react pretty fast with it, unlike
iron.

I do not recommend using muriatic acid on aluminum.

-- 
Dave Kruger
Astoria, OR
chemist

***************************************************************************
PaddleWise Paddling Mailing List - All postings copyright the author and not
to be reproduced/forwarded outside PaddleWise without author's permission
Submissions:     PaddleWise_at_PaddleWise.net
Subscriptions:   PaddleWise-request_at_PaddleWise.net
Website:         http://www.paddlewise.net/
***************************************************************************
Received on Sun Oct 29 2000 - 08:24:58 PST

This archive was generated by hypermail 2.4.0 : Thu Aug 21 2025 - 16:30:33 PDT