Electronics Forum | Mon Apr 01 16:51:19 EST 2002 | Bob
One thing to bear in mind when bar coding, make sure that the reel taken off and the new reel being put on is bar coded. What I have seen previously is that operators bar code the same reel twice, for them it is easier, but does will not always catc
Electronics Forum | Tue Apr 09 00:26:46 EDT 2002 | craigj
Are currently investigating a change of solder paste for various reasons and are considering a move from 63/37 to using 2% silver solder paste for increased long term reliabilty of solder joints with gold finish PCBs and to further reduce reflow temp
Electronics Forum | Thu Apr 11 05:47:21 EDT 2002 | ianchan
Hi everyone, Does anyone have experience and applications knowledge, to help recommend a singulation machine? for depanelization process of a : 1) 0.65mm thickness PCBA, with 0603/0402 SMD, 2) with materials composition makeup of a 1.5oz copper,
Electronics Forum | Fri Apr 12 15:43:25 EDT 2002 | Fuji Spares
Screening adhesive can be messy but is alot quicker than using a glue machine as long as you setupyour stencil machine either manual or machine, we also use steel stencils with a stainless squeegee but you can use a rubber squeegee not sure about pre
Electronics Forum | Mon Apr 22 13:05:52 EDT 2002 | davef
Try: Somar Corporation, 11-2, Ginza 4-chome, Chuo-ku Tokyo 104-8109, JAPAN http://www.horiba.co.jp/ +81 3 35422151 +81 3 35422056 Not to imply there is anything wrong with Somar's material [having never used the material], just looking at an alterna
Electronics Forum | Mon Apr 29 04:57:28 EDT 2002 | madreindeer
Hi, That is very common in WS pastes.It is white residue (Salt) Usually it�s not dangerous it only looking bad. I think best way would be contact your paste supplier and they should know what would take a stain off if not, change supplier. There i
Electronics Forum | Tue May 21 13:43:17 EDT 2002 | dougt
With regards to feeders handling 0201's, how does this feeder (as well as other manufacturers feeders) keep the pick position accurate? The feeders I've used have some play between the tape and the sprocket, enough so that if I tug at the cover tape
Electronics Forum | Wed May 08 23:19:12 EDT 2002 | Jones
We currently use the Mitutoyo vision measuring machine Model #qv202-pr05f. We use it as a tool for measuring placement accuracy on both our chipshooters and glue machines. It also has the ability to check the glue dots for accurate sizing. As far as
Electronics Forum | Sun May 12 09:17:48 EDT 2002 | Thomas Hodge
First of all are you looking for a inline or a table top unit. We paid 50k for a Testronics unit and it does ok but I feel like others and that is if you have the inspection & controls in place you should be able to build quality boards by controlli
Electronics Forum | Tue May 21 17:25:28 EDT 2002 | Carol Stirling
Hi Dave F, Thanks for the reply, the question was Customer driven. Could you clarify your recommendations for heat sealed moisture barrier bags please - does this include Nitrogen vac pack? Our production runs are small, so there is an investigat
