Electronics Forum | Wed May 11 20:41:53 EDT 2022 | donovan03608
The leads on the FPC are pre-tinned on both sides with SAC305. The receiving leads are AU. We coat all surfaces with Kester 979 no-clean flux dispensed via pen prior to initiating the hotbar cycle.
Electronics Forum | Tue Mar 07 16:14:10 EST 2023 | proceng1
We use Nitrogen to inert the Selective Solder, as well as spray flux. We have Onsite Nitrogen Generators.
Electronics Forum | Fri Apr 21 15:31:33 EDT 2023 | jamesatqkits
I had also increased my flux to see if that helped, it did not. 2mm lead length, 5.08 spacing Thank you
Electronics Forum | Fri Aug 11 00:53:33 EDT 2023 | thecolonel97
I actually just sent an email today to our paste provider ECO Solder/Senju to get their input as well.
Electronics Forum | Mon Oct 02 13:44:44 EDT 2023 | previnmoore
The Manncorp 16.350 is not spraying flux on the boards the nozzle is not clogged and its getting air any suggestions to why this is happening thanks.
Electronics Forum | Sat Dec 30 04:23:50 EST 2023 | 012band
I have used LTS (Sn57.6%Bi0.4%Ag) solder balls for soldering on Ni/Au pads, and I have observed a wrinkle pattern on the ball surface. When you attempted soldering on CuOSP substrate pads under the same conditions, the surface appeared normal. Additi
Electronics Forum | Wed Mar 13 14:04:14 EDT 2024 | carl_p
The image is very poor. I would start with giving the oven a good clean. You likely have some build up that is then dropping onto your boards causing this.
Electronics Forum | Fri Jun 02 17:33:51 EDT 2000 | Dave F
Hey CK, we�re all sodder googoo�s ... wanna be gurus Why donchu tell �em not to put sodder in your vias? Er, makit so the sodder won�t flow out of the bottom of the vias and cause dem stalactites? OK OK, here�s wacha do, modify the second side ste
Electronics Forum | Mon Mar 15 09:38:30 EST 1999 | Chrys
| Does anyone have any recommendations on spray fluxers? Are there major differences between the high priced ultrasonic machines to the low priced flux/air spraying machines? We are going to be spraying an OA flux with 11% solids content. Are there a
Electronics Forum | Mon Mar 15 15:42:16 EST 1999 | George Steele
| | Does anyone have any recommendations on spray fluxers? Are there major differences between the high priced ultrasonic machines to the low priced flux/air spraying machines? We are going to be spraying an OA flux with 11% solids content. Are there
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