John Norton started his soldering career in 1983 for Hollis Engineering. He has also worked with Electrovert as a technical training manager and Vitronics Soltec for the last ten years. He has held various technical development and sales positions.
John Norton has submitted responses to the following questions.
Test for Flux Penetration
Yes there is a simplevisual test, unfortunately the test is only completed on bear PCB boardsso it will not produce ...
Solder Joint Explosions
Most likely this would be what is called blow holes. They will have the appearance of a volcano top shape ...
Re-certify a reflow oven
Most ovens can be transported without difficulty. If you would like a process verification of the oven itself there are ...
Cleaning No-clean Flux
Depends on the no clean paste being used. Most likely it will turn the no clean solder paste or flux ...
Wave Soldering Problems
Poor topside fillet can be caused by many points. I suggest the following: If using spray fluxer the flux has ...