I don't think a closed machine is 100% necessary, but as above it needs to be dry. I have mine in a airtight box (as closes you can get to airtight) during printing. My Markforged has a Pelli case...
Type: Posts; User: GBR1
I don't think a closed machine is 100% necessary, but as above it needs to be dry. I have mine in a airtight box (as closes you can get to airtight) during printing. My Markforged has a Pelli case...