Electronics Forum: stencil warpage (Page 3 of 3)

BGA Warping at the corners

Electronics Forum | Mon Jun 17 19:10:04 EDT 2013 | hegemon

You have not mentioned exactly how the BGA was reflowed onto the board. Was it sent through the oven again after the mini-stencil, or was it heateed up and reflowed using a BGA rework station, or other hot air device?? From the sound of it (outside

SMD solder joint calculation

Electronics Forum | Wed Jan 16 15:22:29 EST 2002 | Terry Burnette

In his book titled "Manufacturing Techniques for Surface Mount Assemblies" author R.J. Klein Wassink describes the relationship between solder land dimensions, component lead coplanarity, board warpage, solder volumes, and solder paste flux wetting b

Re: Clamshell printers

Electronics Forum | Fri Aug 04 12:57:34 EDT 2000 | Steve Thomas

James, we used to use 3 clamshell type printers (one of which did have a two camera vision system, and did all our fine pitch), but had limited success with 20 mil pitch. 25 mil pitch was no problem. I suspect that you'll find people that have had

Re: Simutaneous Double sided reflow assy

Electronics Forum | Thu Jul 20 17:01:26 EDT 2000 | Bob Willis

Here is some further information on SDSRS process, but please purchase a copy of the report from t he SMTA as all the money goes to charity. In the UK the SMART Group raised over �3000 for the homeless. SMTA have been raising a lot of money for the G

Re: SDRSS

Electronics Forum | Thu Jul 20 15:08:53 EDT 2000 | Bob Willis

Yes no problem here it is in a nut shell. The sponsor of my CD ROM on this process was Loctite who specifically developed a glue for the process to cure in less than 10seconds. Have a word with these guys they may even have a few CDs. PROCESS SEQUEN

Previous 1 2 3  

stencil warpage searches for Companies, Equipment, Machines, Suppliers & Information

Software for SMT

World's Best Reflow Oven Customizable for Unique Applications
Electronics Equipment Consignment

High Resolution Fast Speed Industrial Cameras.
Equipment Auction - Eagle Comtronics: Low-Use Electronic Assembly & Machining Facility 2019 Europlacer iineo + Placement Machine  Test & Inspection: Agilent | Tektronix | Mantis Machine Shop: Haas VF3 | Haas SL-20 | Mult. Lathes

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