Electronics Forum | Sat Jan 19 02:25:37 EST 2002 | ianchan
Hi, Have a board run, using 63/37 Water Souble (WS) process. during the reflow setup time, we had unsolder issues on a leadless bump chip carrier (BCC) IC level package. To rectify the unsolder rejects, we adjusted the reflow time from 25-55sec into
Electronics Forum | Fri Oct 22 07:35:02 EDT 2004 | davef
Most glue suppliers recommend chemicals and methods for removing the product from stencils. What does yours suggest? Further, search the fine SMTnet Archives for background discussion.
Electronics Forum | Tue Jan 03 11:01:19 EST 2012 | julie331975
We are working with .065" thick metal core PCB's. I have a couple boards that are in need of rework. The components we are placing are similar to a SOJ package with a solder pad underneath the component. We are also using a lead free process. I have
Electronics Forum | Thu Oct 16 05:31:46 EDT 2008 | khushi
How to remove scratches from the metal surface of feeders in Pick & Place machine
Electronics Forum | Tue May 05 15:45:37 EDT 1998 | Dave F
| Looking to buy used or new tubes, that will fit an SOIC-16 | Need these tubes ASAP. We need to bake these parts and drypack. | Please email or call if you can help. | Eric Jenkins | 801 956-0897 Eric I'm not sure of the manufacturer of the parts th
Electronics Forum | Mon Apr 14 20:13:40 EDT 2014 | davef
So, someone is going to get a chance to buy a nice and shiny oven, eh? Summary from my notes of old thread on SMTnet: Some people melt sugar and use that solution to clean cooked-on flux residue. Dissolve sugar into warm water, spray it on the area t
Electronics Forum | Wed Feb 21 14:40:44 EST 2001 | billschreiber
Hello Mark, As with any cleaning process, there are a number of variables that will affect the cleaning of adhesives with a Smart Sonic Stencil Cleaner: brand of adhesive, concentration of cleaning chemistry, temperature of wash solution, etc. Both
Electronics Forum | Thu Oct 23 09:49:18 EDT 2008 | davef
We're not sure the specifics that BLT Circuit Services Ltd referenced, but many companies use dross reducing agents in their wave solder pots. Among dross reducing agent suppliers: * Fry [4100 Sixth Ave, Altoona, PA 16602; 814-946-1611 F814-944-8094
Electronics Forum | Thu Dec 20 19:45:41 EST 2001 | ianchan
Hi M.Parker, thanks for the suggestion, and tips shared from you... Merry Christmas!
Electronics Forum | Wed Feb 13 05:56:55 EST 2008 | johnlee9210
Our front panels (where the controls show) for our assembled amplifiers are anodized and we make sure that it is free from oils or other stains prior packing the whole assembled unit. We just use damp cloth in cleaning and sometimes flux remover for
