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From: Thomas on 11 Aug 2010 13:47
On Aug 11, 9:41 am, "SIRPip" <gingerbl...(a)gmail.com> wrote:
>
> Plastic, even hard and brittle plastic, expands a great deal more than
> glass, I suppose.

Perzackly. Coefficient of Thermal Expansion 'n all that.
Manufacturing plants often have freezers and ovens to make assembling
parts easier when there are tight fits. Heating a sticky bolt will
often help get it off.



From: Catman on 11 Aug 2010 13:55
Thomas wrote:
> On Aug 11, 9:41 am, "SIRPip" <gingerbl...(a)gmail.com> wrote:
>> Plastic, even hard and brittle plastic, expands a great deal more than
>> glass, I suppose.
>
> Perzackly. Coefficient of Thermal Expansion 'n all that.
> Manufacturing plants often have freezers and ovens to make assembling
> parts easier when there are tight fits. Heating a sticky bolt will
> often help get it off.
>

NAHAY?


--
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From: Champ on 11 Aug 2010 14:37
On Wed, 11 Aug 2010 10:47:45 -0700 (PDT), Thomas <keensurf(a)gmail.com>
wrote:

>Heating a sticky bolt will often help get it off.

You too, eh?
--
Champ
We declare that the splendor of the world has been enriched by a new beauty: the beauty of speed.
ZX10R | Hayabusa | GPz750turbo
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From: SIRPip on 11 Aug 2010 14:50
Grimly Curmudgeon wrote:

> We were somewhere around Barstow, on the edge of the desert, when the
> drugs began to take hold. I remember "SIRPip" <gingerbloke(a)gmail.com>
> saying something like:

> > How did that happen, then? OK, it had been sitting in the sun for
> > 20 minutes, but I'm certain it hadn't moved during the tool-assisted
> > rotations - and I gave it a twist after I'd put the tools away, just
> > for the sake of it. I don't really care how TBH, just that it did.
>
> I dunno, but I'd like to know, too.
> A year ago I was trying to dismantle a nold brass lens and it simply
> wouldn't unscrew, despite trying jam-jar gripper, many sessions of
> fingering and heaving. I just left it by the PC and would pick it up
> from time to time and give it a twist. Then I put it to one side and
> forgot about it.
>
> A couple of weeks ago I picked it up, lightly twisted the ends, and it
> came apart. Astonishment.
> I reckon the heat changes in the room over the winter and summer had
> an effect on the brass and alloy interface, plus my attempts had
> undoubtably affected it.
>
> Now, I can't get the inner lenses to unscrew - fuckin' thing.

Another year older, another year closer to undoing. Leave it for a
couple of seasons and give it a go in Spring, innit.

--
SIRPip : B12
From: zymurgy on 11 Aug 2010 14:53
On 11 Aug, 15:29, "SIRPip" <gingerbl...(a)gmail.com> wrote:
> This morning I went out to my little wood workshop, all full of good
> intentions, to finish a workpiece that has been sitting in the chuck of
> my lathe for a few days while I was doing other stuff.

If this is the broken pub stool that you told us about over 6 months
ago, then I would venture that the 'few days' is a dirty great lie,
you cad and bounder.

Paul.
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