Electronics Forum: ipc-b-24 (Page 1 of 1)

Cleanliness Testing Samples - What to Use?

Electronics Forum | Mon Oct 04 20:06:31 EDT 2004 | davef

We know SIR coupons are not ROSE coupons, but coupon boards are: * IPC-B-24 (copper and HASL, FR-4 and polyimide) * IPC-B-36 (bare copper and HASL, FR-4 and polyimide) * IPC Phoenix board (bare copper, FR-4) * IPC-B-25A (FR-4, bare copper only)

No clean with higher SIR values

Electronics Forum | Tue Jun 13 13:40:20 EDT 2006 | Bob R.

Wow, good luck. None of my test results would be helpful since we use IPC-B-24 test boards as received from our board suppliers so we have a clear understanding of what we're shipping customers, not necessarily paste performance alone. We'll only cl

SIR Testing

Electronics Forum | Tue Jul 04 02:31:55 EDT 2006 | Mustang

Calling for an input from the Experts our there. Our customer is questioning the cleanliness of the no-clean product that we produced for them. We were asked to clean the board (localised cleaning) after rework (IC need to be changed due to an up re

SIR Testing

Electronics Forum | Tue Jul 04 08:04:37 EDT 2006 | davef

The heat from a soldering iron will push raw flux across the surface of the board and into surprising places. It's bad practice to squirt liquid low residue flux on the board during rework, because the portion of the flux that does not get heated pr

Test vehicle for PWA cleaning

Electronics Forum | Tue Jun 26 19:48:29 EDT 2001 | davef

Information a SIR test vehicle can be found in IPC-9201, SIR Handbook [http://www.ipc.org]. Common test boards are: * IPC-B-24 (copper and HASL, FR-4 and polyimide) * IPC-B-36 (bare copper and HASL, FR-4 and polyimide) * IPC Phoenix board (bare copp

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