Electronics Forum: assisting (Page 41 of 66)

What pressure is recommended to clean AMT boards after reflow

Electronics Forum | Fri Sep 07 15:17:01 EDT 2001 | seand

Hello Everyone, Speedline Technologies' Electrovert Division does offer a number of batch and in-line systems for your cleaning application. A good contact for you to reach to discuss the details of your application would be Bill Boyde at the facto

Water Residue Stains - how to remove?

Electronics Forum | Wed Dec 19 02:24:40 EST 2001 | ianchan

Did I mention, we tried to use the same WS flux formulae to brush-cover the affected flex-PCB pads, and subject it to another round of water-wash, followed by oven-baking, and it still doesn't help abit? Oven bake : 100 deg-C, approx 15~30mins (manu

Agilis Feeders

Electronics Forum | Tue May 21 08:28:37 EDT 2002 | Johan Bergstrom

Many MYDATA customers might not be aware that some tapes are of PSA-type. They don't have to. In the early work with Agilis this was also an open issue for the design team, so several tests were made which showed that PSA would not be a problem. Rece

PURCHASE PRICE,SCREEN PRINTER

Electronics Forum | Wed May 15 17:49:44 EDT 2002 | slthomas

We have two E5's, and like them a lot. If money were easier to come by we'd buy one more. Tech. support is excellent, print quality is good (I only have semi-auto clamshell machine prints to compare them to, and it's no comparison). They don't offe

Reflow PBGA

Electronics Forum | Wed Jun 26 01:01:24 EDT 2002 | ianchan

Steve, Dason has valid points here. dun listen to what supplier's say about paste lying on the PCB pads able to be exposed at ambient temperatures for 8-24 hrs? that will never get approval for Class-3 type of customer auditors. (Would any serious

0201 chip placement

Electronics Forum | Mon Mar 03 08:33:54 EST 2003 | msivigny

Hello bphillips, I'm not surprised you're having difficulties with this size chip. As technology advances in product development continue to shrink package and real-estate size, the equipment and its automation must continue to perform it's desired f

Print process capability

Electronics Forum | Mon Mar 03 09:16:09 EST 2003 | msivigny

Hello martys, The critical variables to measure print process capability on any printer are its ability to securely clamp a board, accurately align the board to its mating stencil, print with appropriate squeegee pressure and follow print material gu

Quality performance specifications

Electronics Forum | Mon Mar 03 11:49:15 EST 2003 | msivigny

Hello marys, To determine the quality performance specification of your printers, dispensers or placement equipment, you must first know the operational accuracy and repeatability criteria from the equipment manufacturer. Only then can you determine

AOI, Quality and SPC

Electronics Forum | Thu Mar 06 11:37:17 EST 2003 | msivigny

Hello Phil, sorry for the confusion, because of our level of defect control and tracking at each process step, we did not use AOI systems at the time. We had a manual inspection station after reflow, then ICT and Functional/Final test for each produc

Placement Accuracy

Electronics Forum | Mon Mar 10 14:13:36 EST 2003 | msivigny

Hello Bill, As I mentioned in an earlier thread, I was not familiar with the PAM system but have since been given a quick run down on how it performs its measurement routine. It is an acceptable way to measure and optimze Fuji chip shooter performanc


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