Electronics Forum | Thu Oct 07 22:27:19 EDT 2004 | sureguo
Dear all: I am an environmental compliance engineer working for a PCB factory in China, recently I am handling with some customers' invistigations on Lead-Free PCB, but the MSL itme is new to me, anyone would show me about that? Thanx for any commen
Electronics Forum | Tue Mar 26 21:02:48 EST 2002 | Mike Konrad
There are two basic technologies to choose from: 1. Ultrasonic 2. Spray-in-air Makers of ultrasonic stencils include: Aqueous Technologies (that�s us): http://www.aqueoustech.com PMR: http://www.pmrsystems.com JNJ Industries: http://www.jnj-
Electronics Forum | Mon Feb 19 13:31:25 EST 2001 | billschreiber
Hello Mark, EPA Certification can be a tremendous help to the user that is evaluating new cleaning processes. Let�s face it, if it wasn�t for the Earth�s ozone layer, everyone would still be using CFCs and a vapor degreaser to clean stencils, PCBs
Electronics Forum | Thu Aug 24 13:51:24 EDT 2000 | Dr. Ning-Cheng Lee
Low temperature aggravates the mismatch in thermal expansion between solder and parts and between components and boards, therefore can induce earlier failure. The low temperature screening test should not be as effective when used on soft solders su
Electronics Forum | Sat Jan 19 08:43:03 EST 2008 | davef
Most of the "Economic Benefits" is a bunch of hand waving, but the one forceful point is: "Four companies of our survey mentioned monetary gains. One company states that it produces the same product for the world market as a result of RoHS. Due to ea
Electronics Forum | Wed Mar 28 18:23:48 EST 2001 | Mike Konrad
Hi Bill, Please let me refresh your memory� On April 1, 1999, the United States Environmental Protection Agency sent you a letter based on what they called �inaccurate� statements made by SmartSonic (ironically on SMTNET.COM). EPA letter dated Apr
Electronics Forum | Thu Jun 22 17:05:52 EDT 2000 | Lee
Actuallly, think ISO14000 does not really take this approach except in the sense that it does specifically serva as a tool for companies to monitor and control their environmental impact. One expert who contributed to my book explained it to me this
Electronics Forum | Fri May 22 10:32:51 EDT 2009 | patrickbruneel
By law any forthcoming legislation in this area needs to be in compliance with http://www.nepa.gov/nepa/regs/nepa/nepaeqia.htm This requires an Environmental Impact Report (EIR) be prepared. Such a report has been done by the EPA in 2005 �Solders i
Electronics Forum | Tue Mar 27 18:58:36 EST 2001 | Mike Konrad
Hi Kerry, You are putting too much emphasis on the EPA�s �ENVIRONMENTAL TECHNOLOGY VERIFICATION STATEMENT� Consider the following EPA statement taken from the specific EPA report that you site: �� the end-user should contact his/her local, state,
Electronics Forum | Fri May 19 11:20:12 EDT 2000 | John Thorup
Dave - well said ScottM - I'm appalled - Your management sounds like a throwback to an early industrial age where the workers were treated as a commodity. It's not right to do only what you're forced to do when protecting human beings and the enviro
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