Electronics Forum | Mon May 14 10:05:12 EDT 2007 | d0min0
hi, i'd like to know how do you maintain cleaness of your solder frames after production - we use both SnPb and leadfree process, we clean in alcohol and ultrasonic but the frames look white and i wonder if we do not damage the structure??? best re
Electronics Forum | Fri May 18 04:40:51 EDT 2007 | gregoryyork
Wash them in Saponifier frequently at around 40C rinse and dry thoroughly. I would imagine it could be going white if you have a resin system in the flux that is not water soluble. Ensure you are using suitable pallet material up to 300C for Lead Fre
Electronics Forum | Fri Feb 09 07:59:55 EST 2007 | jax
Look for a new shield. For the exact reason already mentioned, most shields are available in two piece units. You install the frame when installing everything else... You clip the top on later.
Electronics Forum | Wed Aug 26 12:06:44 EDT 2009 | clampron
Good Morning, I have been struggling with this part for some time now. I have to agree that whoever designed this part, did not have to manufacture with it. We have advanced to a point where they have a acceptable yield but I believe that will be hi
Electronics Forum | Wed Jan 09 09:31:53 EST 2008 | flipit
I solder LEDs everyday from 0402 sizes on up. I work for an optical company so every product I make has LEDs. Some products have hundreds of LEDs per circuit. The problem is that clear materials are not filled materials and thus don't have the adv
Electronics Forum | Wed May 04 11:54:29 EDT 2005 | HOSS
Rob, Are you hinting that the lead content of this component with dipped tin/lead solder would not be an issue with RoHS? If so, our understanding is that the legislation requires that the 6 banned substances cannot exist at greater than X% in any
Electronics Forum | Wed May 28 09:51:06 EDT 2008 | andrzej
Hi, what is minimal time for fluxer to prepare for fluxing another frame ? Is it possible to run through fluxer frame after frame without any spacing between them ? Thanks for any comments, Andrzej
Electronics Forum | Thu Jul 01 15:12:16 EDT 2010 | siddharth
Thanks to all for their inputs. @Hexielectronics, I am now trying to assemble the board by attaching it to a frame and removing the frame while waving it. I plan to put the boards back on the frame after the board cools down. Could you explain more
Electronics Forum | Mon Jul 19 19:39:06 EDT 2004 | KEN
I once had a forced convection oven (insert brand here)...and the top 220VAC heater (reflow zone) had shorted to the frame ground, blowing the branch line fuses. THe machine had no idea the heater was out because the lower heater was heating the upp
Electronics Forum | Thu Apr 29 16:56:16 EDT 1999 | Kevin Hussey
| | We are an assembly house engaged in large volume manufacturing of Computer motherboards and others. We are in the process of selection of a new wave soldering machine. Can somebody help me inform what are the different parameters which must be e
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