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Plastic Extruders, mostly - > http://objects.reprap.org/wiki/Extruder
Support material - 16 years ago
Twas the night before Christmas, and all through the house - well, the kitchen actually - I was makin a gingerbread house with my sis. Just yesterday, I broke of a bit of the dried icing (which took quite a bit of force) and ate it. Although it was crunchy, it dissolved in my mouth after a while, which got me thinking...possible support material? Everything to make royal icing is available nearlyby Joe S. - Plastic Extruder Working Group
Re: solder - 16 years ago
If you're worried about dripping, why not use a chute at a 45 degree angle, not unlike a cement truck's? Dispense little bits at a time. If the chute was part of the 'hot zone', it could press up against the joint on a pcb to protect against a cold joint.by Joe S. - Plastic Extruder Working Group
Fabbing a Circuit Board with Electrodeposition - 16 years ago
While researching electroplating online, a really dumb idea smacked me on the forehead. I'm sure it's not possible, but it was crazy enough to convince me to create this account so that I could share it with the smart people. Electroplating is set up somewhat like basic electrolysis; a cathode and anode submerged in a water-electrolyte solution. Metal from the anode is deposited on to the cathoby Joe S. - Plastic Extruder Working Group