Al Hall wrote:Brian,
To relieve the pressure build up we had to pull a substantial vacuum on the other end. Also gave us more consistent parts.
Al Hall @ Tue Aug 23, 2005 4:29 am wrote:We hooked up the pump from our vacuum forming machine and timed it's start with the injection timer. Don't know the units of measuement. Injection needs to be as fast as possible or we got porous and/or laminated parts.
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