Author Topic: Resin "hairs"  (Read 916 times)

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Jesse6669

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Resin "hairs"
« on: February 23, 2023, 08:39:58 AM »
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Does anyone have any advice on eliminating the little hairs that come out on a resin print?  Is this from some microscopic piece of dust or something in the vat?  I wash my print, then shoot with primer, then go over the model with a fine tweezer pulling these little buggers like an old lady's chin...  I tried a fiberglass brush as well and that helps some, but I'd love to not worry about that step. 

Jesse

Chris333

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Re: Resin "hairs"
« Reply #1 on: February 23, 2023, 09:02:25 AM »
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Run a vacuum. Don't use a chip brush. Keep the lid on the printer.

AlwaysSolutions

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Re: Resin "hairs"
« Reply #2 on: February 23, 2023, 01:34:16 PM »
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I have three cats and their hair gets everywhere - even somehow in the vat in the garage (where they never go.)  The hair likely falls off my hands while I'm doing setup work in the printer.  Lately I've tried running a lighter over my prints for the occasional hair embedded in the print, similar to how you'd clean up stringing from an FDM print.  Seems to work okay - obviously you don't want the flame on your print for any amount of time other than to burn that dust or hair off but it's worth a try to see if that works for you.

Jesse6669

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Re: Resin "hairs"
« Reply #3 on: February 24, 2023, 08:27:15 AM »
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I have three cats and their hair gets everywhere - even somehow in the vat in the garage (where they never go.)  The hair likely falls off my hands while I'm doing setup work in the printer.  Lately I've tried running a lighter over my prints for the occasional hair embedded in the print, similar to how you'd clean up stringing from an FDM print.  Seems to work okay - obviously you don't want the flame on your print for any amount of time other than to burn that dust or hair off but it's worth a try to see if that works for you.
These aren't human (or cat) hairs, they're much finer and appear to be microscopic bits of resin just going "wild"-- but all the same, the flame treatment may work--I'll give it a test on some 2nds.