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Home Repair Forum | Graphite in Locks? ...not good sometime

There are 30 messages in this thread.

You are currently looking at messages 0 to 10.

Graphite in Locks? ...not good sometime - Red Green - 2009-05-01 23:34:00

Recently had to have a key made for van door lock I had no key for. 
Locksmith lubed the lock and it wasn't graphite based. I asked why and he 
said because of the high humidity here in the mid-south graphite is NG. 
When combined with moisture it hardens like cement. Have to take his word 
for it. Well established locksmith. Not some matchbook cover graduate 
working out of garage and car.

What did he use? WD-40!

    	...and the WD-40 thread war is on again :-)


Just an FYI. Just a messenger here.

Re: Graphite in Locks? ...not good sometime - z - 2009-05-01 23:49:00

On May 1, 11:34=A0pm, Red Green  wrote:
> Recently had to have a key made for van door lock I had no key for.
> Locksmith lubed the lock and it wasn't graphite based. I asked why and he
> said because of the high humidity here in the mid-south graphite is NG.
> When combined with moisture it hardens like cement. Have to take his word
> for it. Well established locksmith. Not some matchbook cover graduate
> working out of garage and car.
>
> What did he use? WD-40!
>
> =A0 =A0 =A0 =A0 ...and the WD-40 thread war is on again :-)
>
> Just an FYI. Just a messenger here.

graphite doesn't absorb water. i've heard this in theory and you can
see it in reality, with a tube of powdered graphite and a glass of
water. graphite is perfectly nonpolar, and as such mixes as badly with
water as oil does.

TALC absorbs water. it's a decent lube otherwise. that's why you don't
put baby powder in a lock, but you can use it to put an inner tube in
a bike tire.

Re: Graphite in Locks? ...not good sometime - Stormin Mormon - 2009-05-02 08:03:00

Where I am (NY state, near Rochester) they salt the roads a 
bit too much. Drivers door locks turn to a lump of grey 
silver metal if not oiled once or twice a year. I use WD, or 
other liquid lube on drivers door locks. Actually, it's one 
of the very few times I use 10w30 motor oil on a lock.

I've heard from others about graphite in humid states like 
Texas. I've never lived there, so I can't comment.

Looks like I get to start the flame war on WD? Here goes: 
WD-40 is the wrong stuff for lubricating anything, and only 
an ignoramussy uses WD. How'd I do?

-- 
Christopher A. Young
Learn more about Jesus
  www.lds.org
.


"Red Green" <p...@127.0.0.1> wrote in message 
news:X...@216.168.3.70...
Recently had to have a key made for van door lock I had no 
key for.
Locksmith lubed the lock and it wasn't graphite based. I 
asked why and he
said because of the high humidity here in the mid-south 
graphite is NG.
When combined with moisture it hardens like cement. Have to 
take his word
for it. Well established locksmith. Not some matchbook cover 
graduate
working out of garage and car.

What did he use? WD-40!

    ...and the WD-40 thread war is on again :-)


Just an FYI. Just a messenger here. 



Re: Graphite in Locks? ...not good sometime - George - 2009-05-02 08:27:00

Red Green wrote:
> Recently had to have a key made for van door lock I had no key for. 
> Locksmith lubed the lock and it wasn't graphite based. I asked why and he 
> said because of the high humidity here in the mid-south graphite is NG. 
> When combined with moisture it hardens like cement. Have to take his word 
> for it. Well established locksmith. Not some matchbook cover graduate 
> working out of garage and car.
> 
> What did he use? WD-40!
> 
>     	...and the WD-40 thread war is on again :-)
> 
> 
> Just an FYI. Just a messenger here.

Graphite is absolutely not hygroscopic so it doesn't "combine with 
moisture" at all. Anyone can demonstrate this by attempting to mix 
graphite with water.

Re: Graphite in Locks? ...not good sometime - Jim Yanik - 2009-05-02 08:48:00

"Stormin Mormon"  wrote in 
news:gthcrd$4pg$1...@news.motzarella.org:

> Where I am (NY state, near Rochester) they salt the roads a 
> bit too much. Drivers door locks turn to a lump of grey 
> silver metal if not oiled once or twice a year. 

Hmm,why not the passenger side door lock,too?  ;-}

> I use WD, or 
> other liquid lube on drivers door locks. Actually, it's one 
> of the very few times I use 10w30 motor oil on a lock.
> 
> I've heard from others about graphite in humid states like 
> Texas. I've never lived there, so I can't comment.

I use graphite on my outdoor mailbox lock,central Florida,and have had no 
problem with it.



-- 
Jim Yanik
jyanik
at
kua.net

Re: Graphite in Locks? ...not good sometime - hr(bob) hofmann@att.net - 2009-05-02 09:06:00

On May 2, 7:48=A0am, Jim Yanik  wrote:
> "Stormin Mormon"  wrote innews:gthcrd=
$4pg$1...@news.motzarella.org:
>
> > Where I am (NY state, near Rochester) they salt the roads a
> > bit too much. Drivers door locks turn to a lump of grey
> > silver metal if not oiled once or twice a year.
>
> Hmm,why not the passenger side door lock,too? =A0;-}
>
> > I use WD, or
> > other liquid lube on drivers door locks. Actually, it's one
> > of the very few times I use 10w30 motor oil on a lock.
>
> > I've heard from others about graphite in humid states like
> > Texas. I've never lived there, so I can't comment.
>
> I use graphite on my outdoor mailbox lock,central Florida,and have had no
> problem with it.
>
> --
> Jim Yanik
> jyanik
> at
> kua.net

drivers side door gets all the crap from cars going the other way or
from the same way if they drive in the slow lane on a 4-lane road.
Passenger side not a problem unles driven in passing/middle lane on a
4-lane roadway

Re: Graphite in Locks? ...not good sometime - BillGill - 2009-05-02 09:15:00

Jim Yanik wrote:

> Hmm,why not the passenger side door lock,too?  ;-}
> 
>>

My car, a 2007 Nissan doesn't have a passenger door lock.  One of
the few things that annoys me about it.  They seem to assume that
I will be using the fob thingie.  I don't because I already have
enough stuff in my pockets, I don't need any more.

Bill

Re: Graphite in Locks? ...not good sometime - jeff_wisnia - 2009-05-02 10:10:00

Red Green wrote:
> Recently had to have a key made for van door lock I had no key for. 
> Locksmith lubed the lock and it wasn't graphite based. I asked why and he 
> said because of the high humidity here in the mid-south graphite is NG. 
> When combined with moisture it hardens like cement. Have to take his word 
> for it. Well established locksmith. Not some matchbook cover graduate 
> working out of garage and car.
> 
> What did he use? WD-40!
> 
>     	...and the WD-40 thread war is on again :-)
> 
> 
> Just an FYI. Just a messenger here.


And NEVER squirt graphite into an older GM car's ignition lock, the ones 
where the ignition key has a resistor set into it's shank.

DAMHIKT, but I did fix that screwup with liberal injections of denatured 
alcohol followed by compressed air. 

Jeff

-- 
Jeffry Wisnia
(W1BSV + Brass Rat '57 EE)
The speed of light is 1.8*10^12 furlongs per fortnight.

Re: Graphite in Locks? ...not good sometime - DGDevin - 2009-05-02 10:43:00

Red Green wrote:

> Recently had to have a key made for van door lock I had no key for.
> Locksmith lubed the lock and it wasn't graphite based. I asked why
> and he said because of the high humidity here in the mid-south
> graphite is NG. When combined with moisture it hardens like cement.
> Have to take his word for it. Well established locksmith. Not some
> matchbook cover graduate working out of garage and car.

I was told years ago (by an experienced locksmith) not to use graphite on 
locks.

> What did he use? WD-40!
>
>    ...and the WD-40 thread war is on again :-)

Not a bad cleaner for some purposes, I wouldn't count on it to actually 
lubricate anything. 



Re: Graphite in Locks? ...not good sometime - Steve Daniels - 2009-05-02 10:54:00

On Sat, 02 May 2009 08:15:54 -0500, against all advice, something
compelled BillGill <b...@cox.net>, to say:

>     My car, a 2007 Nissan doesn't have a passenger door lock.



Neither does my Audi.  But the door on the left side does, and I
can use it to unlock both doors.  I can also roll down both
windows before getting into the car, if I want to.



-- 

Real men don't text.

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