Electronics Forum | Thu Oct 21 12:02:05 EDT 2010 | kjs123p
My company is trying to develop a system to take into account the SMT parts scrapped by the machine and also the parts lost during loading and unloading feeders. This is causing part shortages for us. I would appreciate if anyone could share how th
Electronics Forum | Thu Oct 21 15:30:56 EDT 2010 | remullis
Search on Attrition, I think most companies start around 2% across the board. I have adjusted mine higher for 0603, and parts where I experience tape issues constantly. We are running parts with date codes back 2006,2008.
Electronics Forum | Thu Oct 21 15:35:38 EDT 2010 | davef
While you're waiting for others to reply, search the fine SMTnet Archives to find threads like: http://www.smtnet.com/Forums/Index.cfm?CFApp=1&Message_ID=43910
Electronics Forum | Thu Oct 21 12:44:07 EDT 2010 | swag
We issue extra parts like this: 8/2 caps and resis. - 40 over 8/4 caps and resis. - 20 over 8/4 IC's - 7 over 12mm - 7 over larger feeders + stick + matrix = the correct # req'd. These #'s were based on our first SMT lines (used equip.) and we made
Electronics Forum | Thu Mar 13 14:51:23 EST 2003 | juan_ruiz
A good standard could be 99.7% of Pick up reliability in terms of machine performance, but you should take care of the cost of the parts that you are scraping.
Electronics Forum | Wed Mar 17 19:58:00 EST 1999 | Marc Ruggiero
Hi folks, I am looking for inputs on a long-standing problem encountered in our shop: Bottom-side parts (passives) falling off in the Wave...where the only remnants of the part is a flattened glue dot of proper diameter and volume, and sometimes f
Electronics Forum | Thu Mar 18 13:54:30 EST 1999 | John
| Hi folks, | | I am looking for inputs on a long-standing problem encountered in our shop: Bottom-side parts (passives) falling off in the Wave...where the only remnants of the part is a flattened glue dot of proper diameter and volume, and somet
Electronics Forum | Thu Mar 18 17:18:22 EST 1999 | Earl Moon
| | Hi folks, | | | | I am looking for inputs on a long-standing problem encountered in our shop: Bottom-side parts (passives) falling off in the Wave...where the only remnants of the part is a flattened glue dot of proper diameter and volume, and
Electronics Forum | Thu Mar 18 18:40:15 EST 1999 | Marc Ruggiero
| | | Hi folks, | | | | | | I am looking for inputs on a long-standing problem encountered in our shop: Bottom-side parts (passives) falling off in the Wave...where the only remnants of the part is a flattened glue dot of proper diameter and volum
Electronics Forum | Fri Mar 19 13:26:19 EST 1999 | Scott Cook
| Hi folks, | | I am looking for inputs on a long-standing problem encountered in our shop: Bottom-side parts (passives) falling off in the Wave...where the only remnants of the part is a flattened glue dot of proper diameter and volume, and somet
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