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Subject: RE: [Homebrew_PCBs] convert inkjet printer into wax printer

From: "Rick Sparber" <rgsparber@...>
Date: 2013-08-15

Mark,

Sounds like removal is not an issue.

How liquid tight would the 3D mask be?

Given that a 3D printer gives us a third dimension to the mask, I wonder
what else can be done with it on the circuit board. What would be very cool
is if the 3D printer could form the traces on a piece of fiberglass. I
recall an old process that could put down fine wire and cover it with glue.

Rick

-----Original Message-----
From: Homebrew_PCBs@yahoogroups.com [mailto:Homebrew_PCBs@yahoogroups.com]
On Behalf Of Mark Lerman
Sent: Thursday, August 15, 2013 6:50 AM
To: Homebrew_PCBs@yahoogroups.com
Subject: RE: [Homebrew_PCBs] convert inkjet printer into wax printer

Rick,

A heated bed is no real problem - I built one that works pretty well.
But I'm not sure the wax won't stick to the copper directly.
I hadn't thought about removing the plastic. PLA, which is the plastic
I've been using, has only one solvent I know of, Tetrahydrofuran, which you
can get on ebay. Heated Benzene is also supposed to work. However, by
switching to ABS, you can use acetone to dissolve the plastic easily.

Mark