Electronics Forum | Tue May 31 08:51:26 EDT 2011 | kahrpr
I also never heard of that. Even if you measured the stencil tension what would be the spec be and how would that even relate to quality. Other than the stencil just flopping around I doubt that minor changes in screen tension are going to change any
Electronics Forum | Tue Mar 13 12:54:58 EDT 2007 | hynergy
You required the process control equipments. 1) Paste Height Checker: To measure the solder paste thickness after printing. 2) Temperature Profiler: To measure the reflow oven temperature whether is within the control spec.
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 | Fri Jul 07 15:24:38 EDT 2017 | tsauve
There is no temperature issue. The problem is the PCB and the PCB house has admitted to be there being stretch. I don't have a need for process advice. My request was in relation to some equipment that will measure the offset, from the extreme edge
Electronics Forum | Wed May 28 17:45:03 EDT 2003 | testing
Hi All, I have currently got several AOI Machines that I want to collect data from for some SPC analysis. However, can someone please guide me to what I can and should measure with this equipment such as Cpk etc, and if possible provide some method
Electronics Forum | Fri Oct 02 22:32:18 EDT 2015 | ercdave1
ISO certified and registered is the same thing. Being ISO registered or certified means that you have a quality system that is consistent and measurable. It seems like a big waste of time until you implement it. It measures your performance, equi
Electronics Forum | Mon Aug 23 14:49:36 EDT 2004 | msjohnston1
I have no experience working with the systems you listed about, however I have experience working with a GSI Lumonics SVS systems measuring solder paste. I am also in the process in looking for new equipment to replace the GSI systems that is capabl
Electronics Forum | Thu Sep 09 21:50:53 EDT 1999 | kyung sam park
2 will have enormous impact on every other process. | | thank in advance. scott. I appreciate your sincere answer. would tell me the hint about printer if i's possible To tune our smt process we have to know what is the major X's for defect.
Electronics Forum | Thu Sep 09 22:18:13 EDT 1999 | Dave F
2 will have enormous impact on every other process. | | | thank in advance. | | | scott. | I appreciate your sincere answer. | would tell me the hint about printer if i's possible | To tune our smt process we have to know what is the major X
Electronics Forum | Wed Feb 12 17:10:02 EST 2003 | Mike G
Most conveyors are sold by the inch. I allow for no more than one inch gap between the end of the conveyor and the next piece of equipment. If you trust your measurements, 1/2 inch is best. This will allow for the smoothest transfer possible of small
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