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» The Letterville BullBoard » Old Archives » Homemade "hotwire" Foam Cutter

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Author Topic: Homemade "hotwire" Foam Cutter
Jon Butterworth
Deceased


Member # 227

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After a recent comment I made on a previous post about cutting Foam Letters I received a number of e-mail requests for the design.
A picture is worth a thousand words ....

[IMG]http://www.enter.net.au/~jonsigns/images.html/hotwire.jpg[IMG]

Having problems .. Steve .. how do I switch HTML ON?
------------------
Bushie
aka Jon Butterworth
Jonsigns
old signwriters never retire ... they just fade into the background!
Toowoomba,Queensland
Australia.

[This message has been edited by Jon Butterworth (edited July 02, 2001).]

[This message has been edited by Jon Butterworth (edited July 02, 2001).]

[This message has been edited by Jon Butterworth (edited July 02, 2001).]

[This message has been edited by Jon Butterworth (edited July 02, 2001).]


Posts: 4014 | From: Toowoomba, Queensland, Australia | Registered: Nov 1998  |  IP: Logged | Report this post to a Moderator
Wayne Webb
Resident


Member # 1124

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Hi Jon,
Everything looks fine except your[IMG]'s. try using lower case and a backslash on the ending one. Like this:

[img]...[/img]
Can't wait o see it!

------------------
"The most beautiful
thing we can experience
is the mysterious. It is
the source of all true
art and all science. He
to whom this emotion is
a stranger, who can no
longer pause to wonder
and stand rapt in awe,
is as good as dead: his
eyes are closed."

Albert Einstein

Failure to advertise is a lot like blinking in the dark. Nobody, but you, knows what you're doing.

Wayne Webb
Webb Sign Studio
Chipley, FL
850.638.9329
webbsignstudio@digitalexp.com


Posts: 7405 | From: Chipley,Florida,United States | Registered: Oct 1999  |  IP: Logged | Report this post to a Moderator
Wayne Webb
Resident


Member # 1124

Icon 1 posted      Profile for Wayne Webb   Author's Homepage   Email Wayne Webb   Send New Private Message       Edit/Delete Post 

------------------
"The most beautiful
thing we can experience
is the mysterious. It is
the source of all true
art and all science. He
to whom this emotion is
a stranger, who can no
longer pause to wonder
and stand rapt in awe,
is as good as dead: his
eyes are closed."

Albert Einstein

Failure to advertise is a lot like blinking in the dark. Nobody, but you, knows what you're doing.

Wayne Webb
Webb Sign Studio
Chipley, FL
850.638.9329
webbsignstudio@digitalexp.com


Posts: 7405 | From: Chipley,Florida,United States | Registered: Oct 1999  |  IP: Logged | Report this post to a Moderator
Tim Barrow
Deceased


Member # 576

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Jon ya gotta be sure ya type in the correct addy try this,...

------------------
fly low...timi/NC
is,.....Tim Barrow
Barrow Art Signs
Winston-Salem,NC
http://artistsfriend.com/signs


Posts: 2224 | From: Winston-Salem,NC,USA | Registered: Nov 1998  |  IP: Logged | Report this post to a Moderator
Wayne Webb
Resident


Member # 1124

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Hey Jon,
I'm adding that to my "to build" list.
Thanks

------------------
"The most beautiful
thing we can experience
is the mysterious. It is
the source of all true
art and all science. He
to whom this emotion is
a stranger, who can no
longer pause to wonder
and stand rapt in awe,
is as good as dead: his
eyes are closed."

Albert Einstein

Failure to advertise is a lot like blinking in the dark. Nobody, but you, knows what you're doing.

Wayne Webb
Webb Sign Studio
Chipley, FL
850.638.9329
webbsignstudio@digitalexp.com


Posts: 7405 | From: Chipley,Florida,United States | Registered: Oct 1999  |  IP: Logged | Report this post to a Moderator
David Fisher
Visitor
Member # 107

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Gday Jon,
Nychrome wire from Dick Smith etc. works well in these things too.
Reminds me I must see if the screen printing shop I lent my home made hotwire to is still in existence and if so GET IT BACK!
Have you got any type of control to vary the current apart from 6v/12v setting on the charger?
David

------------------
David Fisher
D.A. & P.M. Fisher Services
Brisbane Australia
da_pmf@yahoo.com


Posts: 1450 | From: Brisbane Queensland Australia | Registered: Nov 1998  |  IP: Logged | Report this post to a Moderator
Robin Sharrard
Resident


Member # 388

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Thanks Jon! You're right, a picture is worth a thousand words! Just happen to have one of those chargers around the shop. Robin

------------------
Robin Sharrard
Sharrard Graphics & Sign
Fallon, Nevada
rds@phonewave.net
"Proud $$$ Supporter"


Posts: 282 | From: Fallon, Nevda, USA | Registered: Feb 1999  |  IP: Logged | Report this post to a Moderator
J.T. Gazaway
Visitor
Member # 2001

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I guess a battery charger would work for a power source in a pinch. I prefer varible transformers myself. (Also known as a variac) Here's a photo of one of the models I have...

You just dial up the amperage to the proper level for the length or thickness of the wire you are using. I have a 10 amp that powers my cutting table and I have one for a slab cutter and hand tools. I've run 10 ft. wires off these things and never had one past 40%. These babies aren't cheap though. They run from $250 to $350. A lot more than a battery charger but if you're serious about cutting foam, this is the way to go. The ones I use are made by Staco Energy of Dayton OH. I've been sculpting foam for twelve years and I swear by these things. The one powering my cutting table is 8 years old and I've abused the daylights out of it. I use nychome wire on the table but you can get away with aircraft safety wire if you have to. As for the hand tools, I use what I call paddles for lack of a better word. I use thick nychrome wire bolted to wood paddles and bend them into shapes so I can use them like clay sculpting tools. You can bend them into any shape you want and they hold their form while heated. I finish off the detail with a dremel. Believe it of not, these vultures I made for the zoo are actually made out of EPS foam...


You can make some very detailed items out of foam. Happy cutting!

------------------
J.T. Gazaway
J.T. Graphic Design
www.jt-graphicdesign.com
jt@jt-graphicdesign.com


Posts: 254 | From: Fort Worth, TX | Registered: Feb 2001  |  IP: Logged | Report this post to a Moderator
Gail & Dave Beattie
Visitor
Member # 572

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cool jon,
i remember the faces of ppl at the national meeting in hervey bay when devo made up a hot wire to cut foam....
oooh ahhhh how do you do that?

it was great

we mostly use the router to cut foam letters but i like to carve foam and the tools i've collected need a shed all of their own nowdays

my hotwire used puter bits n pieces for its go juice... ive allways got them lying around

and i agree with bloke, nicad from dickies is the cheapest/best way to go

good on ya mate

cheers
gail

------------------
on chat T2

Gail & Dave
NSW Australia

taurus@kooee.com.au

sumtimes ya just gota!


Posts: 794 | From: 552 O'Regans Creek Rd Toogoom Qld 4655 Australia | Registered: Nov 1998  |  IP: Logged | Report this post to a Moderator
Bill Biggs
Resident


Member # 18

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You can also use a 1000 watt flood light,
and stainless steel fishing leader,my dad once wired up an old projector to a hot wire LOL.
I used one like that for years before I found
that router with a vacuum was better for your lungs and smoother and straighter on the turns than a hot wire.
Bill
PS:
Nice Vultures, I may try that on seagulls!
maybe they will stay clear of my Mercury
with a few vultures sitting around LOL.

------------------
Bill & Barbara Biggs
Art's Sign Service, Inc.
Clute, Texas, USA
Home of The Great Texas Mosquito Festival
Proud Third year Supporter of the Letterheads Website
MailTo:twobeesusa@netscape.net

[This message has been edited by Bill Biggs (edited July 04, 2001).]


Posts: 1020 | From: Lake Jackson,Tx | Registered: Nov 1998  |  IP: Logged | Report this post to a Moderator
   

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