[Lab] Laser Update

[Lisa Mibach]

You will need to have an engineer certify whatever you put in, especially if
what is exhausted includes anything like ink or paint with solvent baseŠyou
don't want to blow the whole building upŠ

Lisa

From:  Richard Sloan <rsloan at themindfactory.com>
Date:  Wednesday, May 22, 2013 6:04 PM
To:  Britta Evans-Fenton <technical at artengine.ca>
Cc:  lab <lab at artengine.ca>
Subject:  Re: [Lab] Laser Update

> Talking about SCB http://www.briarpress.org/22032 for a 40W Epilog
> 
> 1/3HP Home furnace units are anywhere from 400-1200CFM depends on the speed
> you set it to.... from experience its a lot of blowing :-)
> 
> Richard.
> 
> 
> 
> On Wed, May 22, 2013 at 3:22 PM, Britta Evans-Fenton <technical at artengine.ca>
> wrote:
>> Hello All,
>> 
>> I have another laser update for everyone.
>> 
>> We are currently having filtration problems again, which has lead me securing
>> a space near our space that has an external wall.
>> 
>> PRO: we can now exhaust outside.
>> 
>> CON: we now have to build something to vent outside
>> 
>> CON: we will be limited to only engraving all items after work hours.
>> 
>> PRO: we will no longer have to worry about someone booking the lab to
>> discourage the use of the laser.
>> 
>> 
>> Also we have brought up the question as to whether we need to filter for the
>> acrylic. 
>> Is it better to fill the air with plastic or our landfills with the HEPA
>> filters full of it.  Especially at this rate, we are going through one a
>> month or so.
>> 
>> Any feedback would be greatly appreciated!
>> Also is anyone interested in helping the design and build of the exhausted if
>> it goes ahead.
>> 
>> Please do not use the laser for the time being, I will update you shortly.
>> Britta
>> 
>>  
>> 
>> _______________________________________________
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> 
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