Electronics Forum | Thu Apr 24 14:07:49 EDT 2008 | slthomas
Don't know that oven or if the layout is similar at all to a Heller, but in our 1500s you could lose a blower and not get an alarm until a large board blocked vertical airflow. At that point the thermocouple in the faulty zone would then lose heat
Electronics Forum | Sat Sep 25 10:36:06 EDT 2004 | gpaelmo
Hi, Anyone using this in production? Our company is looking into this model (used). Board size up to to 8"x10", max layer=12, single and double side SMT, medium density mostly passives, max QFP/BGA on board=7-10, 1,000-3,000 boards/wk. Can anyone d
Electronics Forum | Thu Oct 04 00:00:58 EDT 2018 | gaintstar
Flason SMT Reflow Ovens: http://www.flason-smt.com/product/China-Reflow-oven.html http://www.flason-smt.com/product/China-Samsung-EXCEN-PRO-High-Speed-SMT-Modular-Chip-Mounter-agent.html http://www.flason-smt.com/product/China-Samsung-SM321-High-Spe
Electronics Forum | Sat May 26 04:57:53 EDT 2001 | Brian Sloth Bentzen
Dear Frang. The right O2 level are mostly determined by the products you produce (E.i. PCB surface and component solderability). In reflow I would say the window is between 100 and 1000 ppm, depending on the issues above. Personal I choose a maximu
Electronics Forum | Mon Oct 16 10:07:11 EDT 2006 | realchunks
Wow, 15 degrees C is too much. Is this a new problem or new oven? If it's a new problem several things you can check out. Thermocouple placement may have got knocked into the wrong spot, or it could be dirty. I've seen this happen after a PM and
Electronics Forum | Tue Nov 05 09:57:45 EST 2013 | cuperpeter
Hello All, We have a problem with dewetting of solder paste. Problem is most visible on the pads without components (see attached pictures) and occurs randomly, 20% of PCB's. Pcb supplier sent us a cross-section of pads with thickness of Cu, Ni and
Electronics Forum | Tue Jun 26 19:50:00 EDT 2001 | davef
49 hits on nitrogen, you probably used the one with the entry window => 13 or whatever hits on nitrogen. Here is my take on what you missed by using the other seach: Date: May 26, 2001 04:57 AM Author: Brian Sloth Bentzen Subject: Nitrogen Reflow
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Electronics Forum | Thu Oct 04 00:05:25 EDT 2018 | gaintstar
Flason SMT chip mounter Reflow Ovens: http://www.flason-smt.com/product/PCB-assembly-line-equipment-SMT-spare-parts-Dek-Motor-188962.html http://www.flason-smt.com/product/PCB-Conveyor-for-LED-Production-Line-SMT-Assembly-Line.html http://www.flason-
