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Homebrew PCBs

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Message

Re: Check this out !!

2007-02-25 by mycroft2152

"Poise" is a unit of measure for viscosity -- centipoise is 1/100 of 
a POISE. Water is 1  and olive oil is approxiamately 100. 

Here's a link:

http://www.sizes.com/units/poise.htm

UV curable inks tend te be very thick, high solids liquids. They 
reduce the VOC's (Volatile Organic Compound) released to the 
atmsophere.

One way to reduce the viscosoity is by heating.

Most likely too thick to run through a home printer printhead.

Myc



--- In Homebrew_PCBs@yahoogroups.com, "Thomas" <teecee@...> wrote:
>
> 
> > sniffing around here
> > http://www.xpress3d.com/Materials.aspx?sh=1
> > I dont see any info about the viscosity of these resins in the 
data sheets 
> > but if they would pass through a printhead ok or be thinned down 
somehow 
> > and then cured with an IR light source ... any thoughts
> >
> > Thomas
> 
> Ooops found it ... crazy day !!!
> I was looking at the Somos 11120 & 14120 data sheet and it 
indicates 260 & 
> 240 cps, how does this compare with the Durabrite / Mispro inks for 
> viscosity?
> 
> and I should have said a UV light source.
> and some info here about the technology 
> http://www.xpress3d.com/Processes.aspx?sh=1
> 
> Thomas
>

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