Electronics Forum: stiffener (Page 1 of 8)

FR4 stiffener

Electronics Forum | Tue Jun 28 20:38:58 EDT 2022 | smith88

I have a question on NEMA Grade FR-4 mechanical stiffeners, Understand that they do not required to be void free and are common, but is there any concern I should have of potential in the field use problems from them?

PCB Stiffeners

Electronics Forum | Mon Nov 02 23:12:13 EST 1998 | Kelly

We run stiffeners on all of our product through our wave solder process and most of our product through our reflow and adhesive cure oven. The problem is we continually put on and take off stiffeners because of poor reliability of stiffeners staying

Re: PCB Stiffeners

Electronics Forum | Tue Nov 03 12:23:00 EST 1998 | Bill Schreiber

Kelly, How are you cleaning the stiffeners? The Smart Sonic cleaning process has been very successful in such applications. Visit the Smart Sonic Web Site at: www.smartsonic.com Or call me at 1(800) 806-440-R. Regards, Bill | We run stiffeners

Re: PCB Stiffeners

Electronics Forum | Wed Nov 04 16:56:27 EST 1998 | Chris Lampron

| | We run stiffeners on all of our product through our wave solder process and most of our product through our reflow and adhesive cure oven. The problem is we continually put on and take off stiffeners because of poor reliability of stiffeners sta

Re: PCB Stiffeners

Electronics Forum | Tue Nov 03 10:33:10 EST 1998 | Chrys

| We run stiffeners on all of our product through our wave solder process and most of our product through our reflow and adhesive cure oven. The problem is we continually put on and take off stiffeners because of poor reliability of stiffeners stayi

Soldering PTH Card stiffeners

Electronics Forum | Tue Aug 13 20:51:28 EDT 2002 | davef

stuffener

oven reflow board stiffeners

Electronics Forum | Tue Dec 31 13:44:57 EST 2002 | burb1999

Does anybody know of a manufacturer of board stiffeners to put on the edges of PCBs when there going through the oven? I have seen some that C-clamp on the edges which I would prefer but don't have any info on them.. Thanx, Todd

Screen printing warped boards

Electronics Forum | Thu Apr 20 17:51:52 EDT 2006 | Geo

When we have warpage issues we use Titanium Panel Stiffeners even though the stiffeners are mainly used for Wave we find little issue for reflow. Mind you the boards have to be large enough.

warpage after reflow

Electronics Forum | Tue Oct 07 08:44:49 EDT 2014 | emeto

Hi, 1. I will run the board on the mesh if single sided. 2. For double sided board, I will try stiffeners. 3. If stiffeners don't work, then you have to create a handling fixture(holds the board and has enough openings to let the air flow to the PC

oven reflow board stiffeners

Electronics Forum | Wed Jan 01 11:03:31 EST 2003 | davef

We just use stare titanium stiffeners from the wave soldering area. Titanium is probably over-kill for your needs, but will work. Sources for titanium stiffeners are: * APT 603.622.1211 Tom Dimagio * New Era Technology 603.669.77971 Jessie Ward * B

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