Re: [taigtools] Re: Stuck lathe tail stock cross slide
When dealing with threaded aluminum to aluminum, use silicone grease.
I use clarinet cork grease.
From: Lewis Hein <lhein@...>
Sent: Saturday, June 29, 2013 10:08 AM
Subject: Re: [taigtools] Re: Stuck lathe tail stock cross slide
>I think the term is self welding. Clean aluminum pieces firmly pressedMy Zuiko 300 mm lens just did that to me a few weeks ago. I was out on a
>together will weld themselves together
camping trip, and I noticed that the tripod collar locking screw was getting
really stiff to turn. It was an aluminum screw in aluminum. It soon twisted
off, but my Taig has since helped fix that. (I'll be discussing this in the
next issue of my newsletter)
Pens, plans and projects online at www.heinfamilyenterprises.com/ppp
----- Original Message -----
From: "Don" <Don@...>
Sent: Monday, June 24, 2013 4:55 PM
Subject: [taigtools] Re: Stuck lathe tail stock cross slide
>I think the term is self welding. Clean aluminum pieces firmly pressed
>together will weld themselves together. That is how they make the
>refrigerator coils out of two flat sheets of aluminum.
> You might get the parts apart, but there will likely be some tearing of
> the "weld" If you want a tail stock you can adjust, pick up a new one
> from Nick and lube the dove tail prior to putting it in service.
> --- In email@example.com, "LJG" <yrralguthrie@...> wrote:
>> Aluminum is a little "sticky" for want of a better term, and the
>> tailstock on the Taig is bare aluminum. If two blocks of bare aluminum
>> were bolted together and left for 10 years, they probably would be stuck
>> together. I suspect your problem is just due to the natural properties of
>> That said, you don't really care, you just want them apart. A solvent
>> may or may not penetrate.
>> I would drop it in a container of WD40. (I buy it by the gallon)
>> Then I would make a hole in a piece of plywood to allow the "moveable"
>> part to enter and put in in a vise and try to push the part out with a
>> wooden dowel or just a flat piece of plywood. A six inch vise would get
>> it part way out. The aluminum should not contact the vice.
>> No vise big enough? I'd figure a way to use a little bottle jack and
>> something heavy!
>> And if it comes out I think there is a 50-50 chance it will be useable.
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