Are you running a standard heat profile on the barrel? or reverse profile? I have had instances where I wasn't getting it melted soon enough and causing blockages in the compression zone resulting in...
Type: Posts; User: Brisli; Keyword(s):
Are you running a standard heat profile on the barrel? or reverse profile? I have had instances where I wasn't getting it melted soon enough and causing blockages in the compression zone resulting in...
You could put an dial test indicator on your moving platen or on the parting line of the mold to see if it is blowing open during injection.
Hi everyone,
we are experiencing issues with our machine valve gate valves and our gripper circuit valves on our robots. our compressed air goes thru a dessicant dryer and then thru a series of...
we went totally greaseless, we coated all moving surfaces with diamond like coating. worked well, we had slides, ejector pins, racks, and unthreading cores all with the dlc.
It has been a couple years since I've worked on a Toshiba, but if I recall correctly the timer for injection covers both fill and pack or hold what ever they call it, right? if the alarm can be set...
you said the design was changed to make it suitable for injection molding, was that before the quoted part price? are there thick sections to this part? gf pcb should have fairly good dimensional...
are the parts brittle everywhere or just brittle in certain areas or feature related? high stress areas?
Brian
we bought 4 new electrics a little over a year ago, then the euro was so high we were able to get the Japanese machines cheaper than the german hydraulics and way cheaper than the german electrics....
I know this is slightly off topic, but we had to remove our insulator plates due to flatness issues, we were molding lenses for cell phone cameras with a total tolerance of 10 millionths of an inch...
arburg, reed, newberry, new britian, prentice, van dorn, cincinnatti, sandretto, negri bossi, nissie, jsw, Toshiba, battenfeld, boy, Haitian, engel, krauss maffei, husky, mitutoyo, shinwa seiki,...
I have been running all electrics since the early 90s, they have come a long way. most of the issues have been solved, injection unit force against the mold can still be a problem when running high...