Electronics Forum: chiller and temperature (Page 1 of 18)

Humidity and temperature

Electronics Forum | Wed Sep 14 04:09:21 EDT 2016 | jimmyh

We are enclosing our SMT room and will control the Humidity and Temperature of the room. Is there a standard for humidity and temperature for a SMT room and if so what is it. What is protocol if it goes out of tolerance? Do we stop production? Is

Humidity and temperature

Electronics Forum | Thu Sep 15 08:39:10 EDT 2016 | davef

J-STD-001 Revision F with Amendment 1

Humidity and temperature

Electronics Forum | Thu Sep 15 10:52:09 EDT 2016 | emeto

72F and 45% Humidity

Pre-bake times and temperature for polyimide boards

Electronics Forum | Fri Jan 07 07:36:14 EST 2005 | dansmall

I have a Polyimide board that is showing signs of de-lamination. I was wondering what pre-bake times and temperatures other people would recomend for new boards as well for boards that have been on the shelf for 8 months.

Pre-bake times and temperature for polyimide boards

Electronics Forum | Wed Jan 12 10:05:20 EST 2005 | Dreamsniper

we are using polyimide boards 6 inches x 7 inches, 2.5mm thick, 12 to 14 layers, for aerospace industries. I am using a long bake of 12 hours at 70'C prior to manufacturing or exposure to elevated reflow and wave soldering temperature. If schedule i

Pre-bake times and temperature for polyimide boards

Electronics Forum | Sat Jan 08 08:50:35 EST 2005 | davef

Normally, you should not have to bake boards that are properly packaged and stored. Since you are seeing problems, baking makes sense. Consider 125C for 4 to 6 hours. Additionally, look here for more, while waiting for others: http://www.smtnet.

How does temperature and humidity effect solder paste/printing

Electronics Forum | Wed Apr 11 19:32:39 EDT 2001 | Adam

I'm trying to find information/articles describing the effects of temp and humidity on solder paste. Just recently we have gone through a change outside temperature and humdidty and have notice solderabilty problems with smt boards.

How does temperature and humidity effect solder paste/printing

Electronics Forum | Wed Apr 11 22:05:58 EDT 2001 | davef

OA pastes are more hydroscopic than NC pastes. Hydroscopic. The capacity of a material to absorb and retain moisture from the ambient air. Sometimes this is compounded if you remove paste from the frig and let it warm to room temperature, because

Need help on assessment of effect of temperature and humidity in battery consumption

Electronics Forum | Tue Apr 24 21:00:58 EDT 2018 | marlonbc

Hi All, Would just like to course through this concern on a product that we are contracted to assemble. It is mainly used for an automatic hand sanitizer dispensing product. By design there is a restrictive value of current that it needs to dissipat

Foam fluxer maintenance, storage and cleaning

Electronics Forum | Sun Nov 08 15:27:25 EST 2015 | davef

Thinner: Flux thinner, NOT paint thinner We kept a spare stone in thinner in inventory. We cut PVC pipe to size, cap in one end, screw thread on the other, stone inside, filled with flux thinner and covered with a screw cap. I don't remember who we

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