Electronics Forum: dppm (Page 1 of 2)

Wave Soldering DPPM

Electronics Forum | Mon Jun 14 07:41:47 EDT 1999 | Vinesh gandhi

Dear All, We are having a big debate over what is the industry standard in DPPM on the wave sodlering process. is a DPPM of about 800 satisfactory. As per our big bosses it should not be more than 50 DPPM. Is the figure realistic. We are typicall

How to calcula DPPM.

Electronics Forum | Tue May 23 05:43:29 EDT 2000 | Chua

Hi, Currently I had transfer to process which taking care of AI, SMT and MI. I would like to know how to calcula DPPM for SMT. Apprecaite your help. Thanks.

Re: How to calcula DPPM.

Electronics Forum | Tue May 23 07:24:14 EDT 2000 | JAX

Chua, Look at the previous threads. I believe this was asked within the past few days!!!

Re: How to calcula DPPM.

Electronics Forum | Tue May 23 22:47:10 EDT 2000 | Dreamsniper

BASIC: No. of defective joints PPM = ----------------------------- x 1000000 Total No. of Joints inspected hope this will help...

Re: How to calcula DPPM.

Electronics Forum | Tue May 23 22:48:29 EDT 2000 | Dreamsniper

BASIC: PPM = No. of defective joints ----------------------------- x 1000000 Total No. of Joints inspected hope this will help...

Re: Wave Soldering DPPM

Electronics Forum | Mon Jun 14 09:16:54 EDT 1999 | C.K.

Dear All, We are having a big debate over what is the industry standard in DPPM on the wave sodlering process. is a DPPM of about 800 satisfactory. As per our big bosses it should not be more than 50 DPPM. Is the figure realistic. We are ty

Re: How to calcula DPPM.

Electronics Forum | Sat May 27 09:51:09 EDT 2000 | Bob Willis

If you want a procedure and a spread sheet graph for calculating defect data its free to download on my web site www.bobwillis.co.uk

Re: Wave Soldering DPPM

Electronics Forum | Mon Jun 14 13:51:11 EDT 1999 | Chrys Shea

Dear All, We are having a big debate over what is the industry standard in DPPM on the wave sodlering process. is a DPPM of about 800 satisfactory. As per our big bosses it should not be more than 50 DPPM. Is the figure realistic. We

Re: Wave Soldering DPPM

Electronics Forum | Tue Jun 15 04:55:00 EDT 1999 | Brian Ellis

The other answers on this thread are realistic but it also depends: a) on the quality and finish of the components and PCB (including, of course, solderability) b) the flux type (I would expect lower defect rates with water-soluble than with the less

Re: Wave Soldering DPPM

Electronics Forum | Thu Jun 17 10:20:15 EDT 1999 | Brian Wycoff

Dear All, We are having a big debate over what is the industry standard in DPPM on the wave sodlering process. is a DPPM of about 800 satisfactory. As per our big bosses it should not be more than 50 DPPM. Is the figure realistic

  1 2 Next

dppm searches for Companies, Equipment, Machines, Suppliers & Information

MSD Dry Cabinets

High Throughput Reflow Oven
smt machines southwest

Nozzles, Feeders, Spare Parts - Siemens, Fuji, Juki, Yamaha, etc...


High Speed Precision In-Line SPI System - Mirtec MS-11


Orion Hungary - variety of EMS for clients preferring quality and on-time delivery