I was talking to some power users at the university(8 UM2's in a matrix), and they told me to clean the glass with cleaning vinegar. After this the print sticks to the bed just fine without glue and after a couple times of cleaning the glass with it, when the bed cools down the print just pops off
Note, the first couple times your print might be more stuck to the bed than you may want to.
Haven't tried it myself yet though
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jeex 35
Really. From prersonal experience...
You buy a $2000 Ultimaker 3D printer with heated bed and all. But results suck if you do not use a generic $1 glue stick on the glass plate.
The glue heats up and sticks like hell. You have to let it cool down to get the object from the glass plate.
Any glue stick will do. Now and then clean the glass with a spunge and warm water.
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