Re: [GZG] Bondage

>Hi Mike,
>
>I'll try and really answer your question.
>
>Best way to attach steel to brass is with leather straps - DOH! - I
couldn't
>help myself.
>
>Actually, soldering won't work. The solder will adhere to the brass but
not
>to the steel washer, and if it is a galvanised washer there is a remote
>possiblility it will release some nasty fumes (as in poisoness). I know
the
>fumes are released when galvanized steel is welded, I doubt soldering
gets
>hot enough, but why take a chance?
>
>Super glues work best under tension and poorly under shear. So if the
tube
>is crazy glued and then gets knocked, the tube surface will be in shear
with
>the hole surface and the bond is likly to break. You could use a thick
>superglue and probably be ok if you make a little fillet (bead around
the
>base of the tube). Clean the washer with alcohol to remove any oil
residue
>from manuafacturing. Don't use any super glue accelerators as that they
make
>the bond brittle.
>
>That said, your best bet is epoxy. For this type of bond, 5 minute will
work
>but I'd look for J.B.Weld, found in most hardware and auto sections. It
is
>the nastiest, grippiest, epoxy I have worked with that is readily
available.
>Clean the parts with alcohol so you are sure it is free of redidue. Mix
up
>the JB and get a liitle in the hole. Once the tube and the washer are
>together, get a little bead of epoxy around the base. While wearing a
rubber
>glove (ooooh, rubber!) wet a glove covered finger with alcohol and
smooth
>the bead into a nicely radiused fillet. You can clean any epoxy smudges
off
>with alcohol and a piece of paper towel. When that's hardened, you will
have
>a flight stand that you can drop on the floor and the bond is not going
to
>give!
>
>Party on,
>Martin

I'd go with both - Superglue to quickly fix it in place initially and 
hold it there, then backfill with epoxy for the final strength.
Or you could use the leather straps if you prefer.....	;-)

Jon (GZG)

>
>----- Original Message -----
>From: "Hudak, Michael" <mihudak@state.pa.us>
>To: "'Ground Zero Games List'" <gzg-l@lists.CSUA.Berkeley.EDU>
>Sent: Tuesday, November 18, 2008 9:00 AM
>Subject: [GZG] Bondage
>
>
>>  Hi everyone,
>>
>>  I'm trying my hand at making some flight bases over the winter this
year.
>>  So far, I've got the post (square brass rod) and the base (fender
washer).
>>  The post fits snugly in the base, with all four corners touching the
rim
>>  of the inner hole.
>>
>>  My question is, what should I use to bond the brass to the steel?
>>
>>  I'm going to try solder...	Fills in the gaps and should hold well
enough.
>>  Is this the right way to go?  Should I be looking at superglue or
epoxies
>>  instead?
>>
>>  Any ideas/opinions welcome.
>>
>>  Thanks.
>>
>>
>>  Mike Hudak
>>  There are 10 types of people in the world, those who understand
binary and
>>  those who don't.
>>
>>
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>
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