Electronics Forum | Mon May 24 06:00:23 EDT 2004 | johnwnz
call me picky but doesn't hydrogen combust? maybe soemthing you could do is look at your process and your products and decide if you actually need to run in N2. Yes ok I can hear the crys now but seriously, for the vast majority of things if you have
Electronics Forum | Fri Mar 07 10:51:53 EST 2003 | dphilbrick
Another value add of N2 is when you are running a gold over nickel process it is recommended that you reach a peak of 220c instead of 215 when running in air. When you add N2 you can maintain that 215 number with the same results. If you look at your
Electronics Forum | Thu Aug 15 21:16:46 EDT 2019 | ameenullakhan
Hi Thanks, I am concern about Raw nitrogen purity level. When we receive it in our compony from a supplier. Regards, Ameen
Electronics Forum | Wed Aug 14 07:00:42 EDT 2019 | ameenullakhan
What should be the ideal Purity level of Nitrogen at incoming stage ?? Please suggest. Regards, Ameen
Electronics Forum | Fri Aug 16 08:49:04 EDT 2019 | charliedci
If you are purchasing bottled nitrogen, your supplier should know the purity level.
Electronics Forum | Fri Aug 16 12:39:51 EDT 2019 | spitkis2
Liquid nitrogen that we get in 230 liter tanks is 99.9995% pure N2.
Electronics Forum | Mon Aug 19 13:00:31 EDT 2019 | ameenullakhan
Thanks Steve for mentioning the purity level .., Our purchase and sourcing team was asking us what is our expectation on purity level. Based on which they are checking with supplier. So wanted to know any standard which is followed for the same. R
Electronics Forum | Thu Aug 15 03:23:05 EDT 2019 | sssamw
It depends your product application and requirement. If high level, 100ppm required, or even 2000ppm is also ok. There should have sensor detecting O2 ppm inside reflow.
Electronics Forum | Wed Jun 12 04:20:33 EDT 2019 | SMTA-Pat
Hello All, I would appreciate if anyone could offer some information on the following question. Does anyone have experience changing a reflow environment from high nitrogen concentration (1,000 PPM) to 20,000 PPM or even higher. Were any problems s
Electronics Forum | Mon Jul 01 04:31:03 EDT 2019 | sssamw
It depends on your product requirement, different application means different requirement.
