Electronics Forum | Wed Aug 12 12:32:56 EDT 1998 | Rich Croteau
Have an SRT w/preheat, 18 layer board all copper, 456 BGA needs to be removed and replaced. The manufacturer is Chip Express and during reflow it warps up or down. Causing either opens or shorts on the corners. I was using gel flux with multiple p
Electronics Forum | Tue May 23 20:54:44 EDT 2000 | Dave F
Justin: Hey guy you still Mr. Prototype, Small Lot Size? Or have you move on to other things? We either print or dispense goop off-line. May be these guys can help: * TechnoISEL, 2101 Jericho Turnpike, NHyde Park, NY 11040 516.328.3970 fax 8827
Electronics Forum | Wed Jan 09 11:09:53 EST 2002 | slthomas
Is anyone still using Loctite 348 chipbonder for bottom side attachment? Is it truly adequate for dispensing up to 18k/hour? We will be dispensing with a Camelot 2800, so somewhere in the neighborhood of 15k/hr. is as fast as we'll ever see. I'm c
Electronics Forum | Mon Mar 01 23:57:00 EST 1999 | Erhan Kaya
"DIP, VCD" -> "smt secondary" type of process flow. In that case, dispensing becomes a must. Dispensing needs less setup than printing, but takes longer. So, for a prototype manufacturer, dispensing becomes the best choice. Sometimes a machine dispe
Electronics Forum | Thu Jan 10 22:55:24 EST 2002 | davef
You are sure taking you sweet time getting this thing running. You're getting too much beach time. NOZZLE SELECTION Typically, the only rule of thumb that applies to choosing the correct nozzle ID is that it should be one half of the required dot d
Electronics Forum | Mon Oct 20 20:46:16 EDT 2008 | davef
Why give away placement machine capacity for something that could be: * Stenciled * Hand dispensed
Electronics Forum | Tue Apr 14 16:35:10 EDT 1998 | Bob Barr
Ron: I have a story similar to Justin's. A major name in pick and place machines took a CAMALOT positive displacement pump and put it on their machine. The CAMALOT dispenser by itself is great. I used their model 1414 benchtop dispenser for years w
Electronics Forum | Tue Nov 07 23:53:52 EST 2006 | mike white
Panasonics HD range of glue dispensers are good for this kind of job. I suppose the placement machines you have may also determine the dispenser machine. If you have Panasonic placement machines for example a Panasonic HD machine may fit into the foo
Electronics Forum | Mon Mar 01 13:29:43 EST 1999 | dszeto
We have customer requested machine dispension on adhesive of solder side components, however we are currently using stencil printing for adhesive. Have anyone evaluated and compared on dispension and screen printing of adhesive before? Thanks!
Electronics Forum | Fri May 02 09:35:20 EDT 2008 | toddl
Hi everyone, I am looking for positive and negative feedback on the use of the paste dispensing system on MPM screen printers. We currently have four machines with this capability that we do not use. Our printer operators insist that the dispensing s
