Hi,
Thanks. Yes, either the TMC Hallcrest or the Tempil product would seem be what I remember and would seem to do the job. I’m suffering sticker shock from the prices, though. Would there be any cheaper products out there?
Jim
From:
Homebrew_PCBs@yahoogroups.com [mailto:
Homebrew_PCBs@yahoogroups.com] On Behalf Of Donald H Locker
Sent: Thursday, February 11, 2010 6:01 PM
To: Homebrew PCBs
Subject: Re: [Homebrew_PCBs] Re: laminator heat specs
Search for tempil <
http://www.tempil.com/> are the folks who make temperature-sensitive paper and plastic markers.
Donald.
----- "Jim Barnes" <
jim@... <mailto:jim%40tmtcd.com> > wrote:
> Hi,
>
>
>
> Long ago (20-plus years), when I worked in aerospace, we had little
> paper strips that we attached inside a unit to find out how hot it
> got
> during test. As I recall, they had dots which permanently changed
> color
> at different temperatures. Google couldn't find them but maybe I
> didn't
> ask it the right question. Has anyone else heard of these? Are they
> still made? It seems they would be perfect for measuring roller
> temperature.
>
>
>
> Jim
>
>
>
> From: Homebrew_PCBs@yahoogroups.com <mailto:Homebrew_PCBs%40yahoogroups.com>
> [mailto:Homebrew_PCBs@yahoogroups.com <mailto:Homebrew_PCBs%40yahoogroups.com> ] On Behalf Of DJ Delorie
> Sent: Thursday, February 11, 2010 7:45 AM
> To: Homebrew_PCBs@yahoogroups.com <mailto:Homebrew_PCBs%40yahoogroups.com>
> Subject: Re: [Homebrew_PCBs] Re: laminator heat specs
>
>
>
>
>
>
> Try opening it up and looking at the part numbers. The roller temp
> isn't always the same temp as the cutoff unless you can measure it
> ∗between∗ the rollers.
>
>
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