Industry News | 2018-01-24 20:59:22.0
Seika Machinery today announced plans to exhibit in Booth #2043 at the 2018 IPC APEX EXPO, scheduled to take place Feb. 27 - March 1, 2018 at the San Diego Convention Center in Ca. Seika will showcase a complete lineup of leading-edge equipment, including the latest models from McDry, Sawa, Sayaka, HIOKI and MALCOM.
Industry News | 2023-09-11 16:51:02.0
Seika Machinery, Inc. is excited to announce its participation at SMTA International. The event will be held at the Minneapolis Convention Center in Minnesota from Oct. 10-11, 2023. Seika Machinery will present an impressive array of state-of-the-art solutions that cater to diverse manufacturing needs in booth 1500.
Industry News | 2017-08-15 21:13:12.0
Seika Machinery today announced plans to exhibit in Booth #715 at SMTA International, scheduled to take place Sept. 19-20, 2017 at the Donald Stephens Convention Center in Rosemont, IL. Seika will showcase a complete line up of leading-edge equipment, including the McDry DXU-401DP Pass Through Dry Cabinet, SAYAKA CT23NQ PCB Router, UNITECH UC-250M-CV PCB Board Cleaner, MALCOM RCX Series and PCU-02V Spiral Viscometer. All equipment purchased on the show floor will receive special show pricing.
Electronics Forum | Sat Apr 25 12:58:13 EDT 1998 | Earl Moon
| Is there an industry standard in calculating SMT process | PPM level for benchmarking purpose ? What are the industry | benchmark ppm number for some of the defects like solder | short for 20-mil QFP, tomstone problem for 0603 components etc....
Electronics Forum | Mon Sep 09 21:42:12 EDT 2002 | rwilliams
I have been involved with the reflow process for many years. However, my most recent position now includes the use of Nitrogen. In studying the reflow process and using Nitrogen, it seems to me that it would only make sense to be measuring the O2 lev
Electronics Forum | Mon Jan 04 18:56:25 EST 1999 | Marc P.
| We have a Vitronics SMR400N oven and many times need to use N2 inerting. My problem is that it takes close to an hour of operation to purge the system to achieve the desired O2 levels (~40PPM). This is not only time consuming but results in an inor
Electronics Forum | Wed Oct 29 07:52:42 EDT 2008 | ikonify
Thanks Dave, did send an email to this site as wanted some industy standard PPM levels but my email bounced back. Will give it another go. Thanks for taking the time to reply !!! Steve.
Electronics Forum | Tue Sep 04 13:41:52 EDT 2001 | Brian W.
IPC7912 deals with the end result, ie an OEM getting boards from a contract manufacturer. I have a friend who is sitting on these committees. He tells me there is a new standard due out for actually doing in-process DPMO. From a process standpoint
Electronics Forum | Wed Oct 24 11:57:17 EDT 2001 | mparker
http://www.ceeris.com/DPMO.htm Ceeris is a company that may help you. They collect data and publish benchmark results. Their DPMO report will give you the data you need, for each process step. It's not cheap- they want $3000 per copy. Beyond that,
Electronics Forum | Tue Aug 28 12:05:42 EDT 2001 | mparker
The advantage of DPMO is that the numbers used are PPM, (Part Per Million), rather than percentage. Percentage can distort, depending on volume. For instance, 100 units processed, 25 defects found = 75 percent yield. 4 units processed, 1 defect found
IPC is the trade association for the printed wiring board and electronics assembly industries.
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