Electronics Forum: fridge (Page 1 of 6)

Reflow PBGA

Electronics Forum | Wed Jun 26 21:31:42 EDT 2002 | ianchan

Hi mate, suggestion: consider "re-fridge" the paste after each Lot (small volume) batch run, instead of leaving it at ambient temperature for 3mths. follow FIFO control of such re-fridged paste. check with your supplier (in documented format reply)

Solder Paste Storage and Control

Electronics Forum | Thu Oct 30 12:26:26 EDT 2008 | slthomas

Your fridges can't be temperature adjusted? We've always just used "pre-owned" kitchen fridges and set them where we want them.

Use of solder paste after taking out from cold storage

Electronics Forum | Thu Nov 17 17:30:35 EST 2005 | mike

Freeze?? Dont you mean fridge?

Use of solder paste after taking out from cold storage

Electronics Forum | Thu Dec 01 20:44:18 EST 2005 | milroyperera

Hi, The temperature in the fridge is 5-10 degrees.

Solder Paste Mixer

Electronics Forum | Wed Jun 04 08:35:48 EDT 2008 | cattle

yes and yes it has. also it has reduced the time of paste preparation after the fridge BR

Solder paste handing

Electronics Forum | Tue Jan 16 15:42:45 EST 2007 | slthomas

Now yer talkin'! FTR, I've seen 7 month old (5 month shelf life in a 45� F fridge) WS based pastes in tubes turn to clay and refuse to print through anything less than about 50 mil pitch. This was stuff stored in the fridge per mfr's spec. I suspe

lead free solder dross recycling

Electronics Forum | Wed Oct 19 20:04:06 EDT 2011 | warwolf

yeah I’ve tried to go down the road of internal recycling but the company carnt justify spending 20k on a machine that does it. Ah but where still onto it in other places though our SMT department has very minimal wastage on solder paste as we have b

Reflow PBGA

Electronics Forum | Wed Jun 26 11:29:53 EDT 2002 | slthomas

Go to the top of the page and enter your topic in the "Search SMTnet" window. It can take some tweaking to get it dialed in to the exact topic you want. Do you mean the paste was on site for 3 weeks, or was it actually out of the fridge for 3 week

Frozen solder paste.....

Electronics Forum | Fri Apr 29 07:14:13 EDT 2005 | jdumont

Recently we have been seeing issues with an inability to print through .45mil apertures on our stencils. We have also been seeing a alot of solder balls under some BGAs (some worse than others). I was checking the refridgerator (small mini fridge) we

Solder Paste Storage

Electronics Forum | Sat Jul 16 16:21:56 EDT 2005 | Mark

Should solder paste be placed back in the refrigirator after use? If so, is there a limit on how many times we may take it out and re-refrigirate it? After receiving solder paste, it is put away in the fridge. Then, removed a few hours before use

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