Electronics Forum: no pre heat on selective solder (Page 1 of 6)

Lead free selective solder

Electronics Forum | Fri Jun 23 12:54:53 EDT 2017 | guts1872

We are having issues with top fill and dropping pins on Molex connectors with our KISS 101. Unfortunately we do not have a pre heater and bottom side pre heat with our nozzles is not satisfactory. Most of the issues occur when using a no clean proces

Lead free selective solder

Electronics Forum | Thu Jun 29 12:07:09 EDT 2017 | georgetruitt

HOW THICK IS THE BOARD? IS THERE A LOT OF COPPER IN THE BOARD? DOES YOUR CUSTOMERS PROVIDE HEAT RELIEF IN THE BOARDS BARREL DESIGN THERE NEEDS TO BE PLENTY OF ROOM FOR LEADFREE SOLDER TO FLOW, DID YOU CHECK YOUR PIN(LEAD)TO HOLE (BARREL) RATIO? N

Can anyone comment on electromagnetic pumps for selective solder machines.

Electronics Forum | Sat Mar 30 13:18:04 EDT 2019 | stephendo

A heat pump pumps heat. The poster was talking about pumping molten solder.

Can anyone comment on electromagnetic pumps for selective solder machines.

Electronics Forum | Fri Mar 29 06:59:06 EDT 2019 | jacoblemaster

For what purpose you are looking at this electromagnetic pump? I am having a heat pump in my home. I know the bit about this pump but it is hard to maintain it.

Re: water soluable or no clean flux?

Electronics Forum | Mon Sep 20 14:46:03 EDT 1999 | Dave F

| Hi all, | | We have a little discussion here about the suitable flux for a certain process, as all of us are beginners we need your advice. | | We are producing VGA cards and mother boards for PC's all components to be wave soldered are TH, the S

Re: water soluable or no clean flux?

Electronics Forum | Mon Sep 20 17:20:08 EDT 1999 | Earl Moon

| | Hi all, | | | | We have a little discussion here about the suitable flux for a certain process, as all of us are beginners we need your advice. | | | | We are producing VGA cards and mother boards for PC's all components to be wave soldered are

Re: water soluable or no clean flux?

Electronics Forum | Mon Sep 20 17:36:46 EDT 1999 | Dave F

| | | Hi all, | | | | | | We have a little discussion here about the suitable flux for a certain process, as all of us are beginners we need your advice. | | | | | | We are producing VGA cards and mother boards for PC's all components to be wave so

Re: water soluable or no clean flux?

Electronics Forum | Tue Sep 21 07:47:31 EDT 1999 | Wolfgang Busko

| | Hi all, | | | | We have a little discussion here about the suitable flux for a certain process, as all of us are beginners we need your advice. | | | | We are producing VGA cards and mother boards for PC's all components to be wave soldered are

Throiugh Hole pad missing after selective soldering

Electronics Forum | Mon Apr 18 12:14:39 EDT 2022 | proceng1

As far as hole fill, as was stated above, class 2 only requires 50% up-fill. In order to get better up-fill on the initial pass, you may need to consider more pre-heat. Also, better application of flux. Are you using a drop jet, or a spray? You

Re: solder balls on high temp.solder

Electronics Forum | Tue Dec 12 17:54:04 EST 2000 | ralph

I've had this problem myself, though in using water soluables. But the process to eliminate it is still the same. There are three possible causes for this to occure. Too much humidity, to much solder, and too much heat. Are you leaving the paste

  1 2 3 4 5 6 Next

no pre heat on selective solder searches for Companies, Equipment, Machines, Suppliers & Information

Count On Tools, Inc.
Count On Tools, Inc.

COT specializes in high quality SMT nozzles and consumables for pick and place machines. We provide special engineering design service of custom nozzles for those unique and odd components.

Manufacturer

2481 Hilton Drive
Gainesville, GA USA

Phone: (770) 538-0411

December 2024 Auction

World's Best Reflow Oven Customizable for Unique Applications
Sell Used SMT & Test Equipment

High Precision Fluid Dispensers
Sell Your Used SMT & Test Equipment

High Throughput Reflow Oven
Circuit Board, PCB Assembly & electronics manufacturing service provider

Software programs for SMT placement and AOI Inspection machines from CAD or Gerber.