Full Site - : whit spots solder mask (Page 4 of 10)

Re: Solder Spotting on Gold

Electronics Forum | Thu Aug 06 10:24:01 EDT 1998 | Mike

Bob I have had problems with spotting on gold contacts for many years and have spent many hours working on ways to solve this problem. Once a source of the problem is found and corrected the next month another source will crop up (new operator on th

Re: Residue/Cure Testing Of Solder Mask

Electronics Forum | Fri May 29 17:07:00 EDT 1998 | Dave F

| | We recently made the switch to no-clean and the wurface mount is turning out beautifully. However, the wave solder process continues to put up a fight; we are getting a white residue on the surface of the PCB. The residue is not localized

Re: Help! 2-layered Thru-Hole PCB Solder Mask/Soldering Problem

Electronics Forum | Thu Sep 30 03:17:45 EDT 1999 | Brian

| Hi everyone, | | Greetings! | | I�ve got a 2-layered through-hole PCB�s having the following problems: | | Solder Mask peels after wave soldering at random locations and only at the bootom side of the PCB | Insufficient Solder and some solder ne

Re: Help! 2-layered Thru-Hole PCB Solder Mask/Soldering Problem

Electronics Forum | Thu Sep 30 07:03:05 EDT 1999 | Scott Cook

| Hi everyone, | | Greetings! | | I�ve got a 2-layered through-hole PCB�s having the following problems: | | Solder Mask peels after wave soldering at random locations and only at the bootom side of the PCB | Insufficient Solder and some solder ne

Re: Help! 2-layered Thru-Hole PCB Solder Mask/Soldering Problem

Electronics Forum | Thu Sep 30 12:29:01 EDT 1999 | Dave F

| Hi everyone, | | Greetings! | | I�ve got a 2-layered through-hole PCB�s having the following problems: | | Solder Mask peels after wave soldering at random locations and only at the bootom side of the PCB | Insufficient Solder and some solder ne

Re: Help! 2-layered Thru-Hole PCB Solder Mask/Soldering Problem

Electronics Forum | Thu Sep 30 21:37:44 EDT 1999 | Dreamsniper

| | Hi everyone, | | | | Greetings! | | | | I�ve got a 2-layered through-hole PCB�s having the following problems: | | | | Solder Mask peels after wave soldering at random locations and only at the bootom side of the PCB | | Insufficient Solder an

Solder Balls at component side around Pin in Paste components

Electronics Forum | Sat Nov 15 05:08:45 EST 2014 | grimus

Same side (component side) if You give me e-mail I can provide You more pictures. I'm making one stroke with same speed (I'm using closed proflow head and DEK printer). 5 mils thickness stencil. Products requirement - 3 IPC Class (75 % and more fill

BGA short at same spot after few time rework.

Electronics Forum | Thu Apr 26 21:09:14 EDT 2001 | davef

Hey Wolfgang: I was down at Jimbo's and tried a McEwan's Pale Ale, yech!!! And Scotch beer [eg, McEwan's Scotch Ale, Tennant's] has been so berry, berry good to me, helping to sauve the travails of winter, until I could starting working on wheat be

Re: HELP!! via sizes, location

Electronics Forum | Tue Oct 05 12:42:43 EDT 1999 | Chris May

| I am a new employee at a company that has had a large turnover of employees over the past year. I am working on a board (components on one side only), the engineer (he is also new ) wants to use an .035 pad with a .021 dia. hole, there are no via's

Re: Residue

Electronics Forum | Wed May 27 14:20:43 EDT 1998 | Earl Moon

| We recently made the switch to no-clean and the wurface mount is turning out beautifully. However, the wave solder process continues to put up a fight; we are getting a white residue on the surface of the PCB. The residue is not localized to


whit spots solder mask searches for Companies, Equipment, Machines, Suppliers & Information

Electronics Equipment Consignment

High Precision Fluid Dispensers
pressure curing ovens

High Throughput Reflow Oven
2024 Eptac IPC Certification Training Schedule

World's Best Reflow Oven Customizable for Unique Applications
Fully Automatic BGA Rework Station

SMT & PCB Equipment - MPM, DEK, Heller, Europlacer and more...