Electronics Forum | Tue Mar 06 15:59:33 EST 2007 | pima
hello I would like to ask you for advise. I have problem with one of my SMT line and skewed parts at the end of line after reflow. My line is composed: DEK, 3d visual inspection of paste printing, IP3, 8 zones reflow oven. I m builidng there produc
Electronics Forum | Sat Apr 21 08:26:57 EDT 2007 | Cmiller
Has anyone experienced a problem with conformal coating adhesion to IS-410 boards? We are having problems with one suppliers boards. IS-410 boards from other suppliers are fine and all FR-4 boards that I have looked at are fine. We are using Conap
Electronics Forum | Thu May 17 21:50:29 EDT 2007 | jeremyl
Hi All. We are a tiny startup company developing an IC in a flip-chip CSP package. We find ourselves in need of being able to remove and replace (ie rework) our chip on a characterization board. The board will not be big and the chip is very small
Electronics Forum | Mon Nov 05 01:26:37 EST 2007 | jmelson
WOW! What a horror story. Well I got a Philips CSM84, having never programmed a P&P machine before, or actually ever seeing one run. I got some manuals with it that were for a different model, but they were pretty close. I had some trouble gettin
Electronics Forum | Mon Nov 12 09:37:17 EST 2007 | russ
You need to perform process a capability study prior to putting these controls into place. Cleaning a stencil after each pass will get ugly, solvent residues remaining in apertures etc. 2D inspection is good. Change paste every hour will get very
Electronics Forum | Tue Nov 20 17:07:20 EST 2007 | kennyrebbe
I am looking for a new semi automatic Stencil printer, and reflow oven that is capable of doing double sided boards with BGA�s. We currently own a Manncorp 4500R stencil printer https://www.manncorp.com/4x00_stencil_printers/index.php?view=overview&a
Electronics Forum | Fri Dec 21 10:54:17 EST 2007 | isd_jwendell
All or nothing You do not need to purchase everything all at once. You can start with the manual stencil printer and oven, which are the lower cost items and easiest to maintain. Placing parts by hand will be very time consuming, but you can do a fe
Electronics Forum | Mon Jan 07 13:09:35 EST 2008 | stevek
As I told you, some carriers (trays) are limited > to 75 degree maximum, and from time to time > employees do not pay attention to this. This is > one of the reasons. The second reason is that 90 > degree still be problematic in a case of rebake
Electronics Forum | Fri Feb 22 10:46:04 EST 2008 | mulder0990
Yes, we have. We do have one machine that can place the 0201 parts. I have bought some 0.4mm tape leaf covers and replaced the 0.7mm covers on some CP6 0802 feeders. I calibrate the feeders as tight as I can and make sure the feeders that we use a
Electronics Forum | Sun Feb 24 19:10:17 EST 2008 | larryd
Skill and experiance level of assemblers is critical. High skill and experiance with the type of assembly, print and BOM and hgihlighters. Day labor would be 5 to 10 components for each assembler, already prepped with pictures or drawings showing wh
