Apology accepted, as far as I'm concerned! Brian Shean Dalton wrote: > > Please accept my apologies if you perceived that I crossed the line between > a discussion of technical merit and a product promotion as a result of the > last paragraph's call to action. (The last paragraph has been removed from > the reply posting) I assure all of you that in future contributing > postings, I will observe the forum's acceptable tolerance for such > information as Jack recommends. > > Thank you all for your concerned feedback, > > Shean Dalton > Speedline ACCEL > > (Embedded > image moved "Jack Crawford" <[log in to unmask]> > to file: 02/18/2000 09:24 AM > pic05652.pcx) > > To: [log in to unmask], [log in to unmask], > [log in to unmask] > cc: (bcc: Shean Dalton/ElectrovertUS/Cookson) > Subject: Re: [TN] Admin Comment: PWB CLEANING SOLVENTS > > Shean is new to the forum and lets give him the benefit of the doubt first > time around here; as I read his reply their is a lot of good general info > as well as the pointer to their specific piece of equipment. > > Shean, you'll typically get better response from the TechNetters by > stopping just before your last paragraph and concluding: "Hope this info > helps. To avoid the online commercial, please contact me offnet at > ........ for more info on this or some equipment we offer." Yeah, it's > almost the same thing, but keeps things looking a bit cleaner and doesn't > raise emotional issues. > > Thanks to all for using TechNet. I'm still convinced that the positives > far outweight the occasional negatives. jack > > >>> Brian Ellis <[log in to unmask]> 02/18/00 02:50AM >>> > Mike, > > I agree. > > I am in the process of evaluating a cleaning process for a client. I'll > be required to suggest alternative cleaning technologies to what he is > currently using. I had already mentally reserved what Shean is > publicising as one possibility, but his unashamed post here is causing > me to have second thoughts on the grounds that a company which ignores > the netiquette of a forum may also ignore the ethics of commerce. > > Brian > > Michael Fenner wrote: > > > > Am I alone in feeling a little miffed by the response below? At the risk > of being offensive to > > Shean, however sincerely he might believe in what he says, I don't think > this is the place for > > outright product placements masquerading as answers. > > > > Mike > > > > ----- Original Message ----- > > From: Shean Dalton <[log in to unmask]> > > To: <[log in to unmask]> > > Sent: Thursday, February 17, 2000 6:43 PM > > Subject: Re: [TN] PWB CLEANING SOLVENTS > > > > > > Hello Fellow Technetters, > > > > > > What an interesting forum!!! An alternative to in-line spray cleaners > and > > > spray under immersion wash systems is centrifugal cleaning. Spinning > the > > > PCB about it's center while immersed in a wash solution creates an > angular > > > acceleration that acts along the plane of the PCB. While the PCB > > > alternates between clockwise and counter clockwise spinning motions, > the > > > angular acceleration converts the PCB's rotational energy into > centrifugal > > > cleaning energy. The centrifugal energy's magnitude AND direction are > > > parallel to the plane of the PCB, ideal for cleaning underneath low > > > profile, high density components. Centrifugal cleaning removes 100% of > all > > > entrapped flux residues beneath components when measured ionically > (0.00 > > > microg/in2) or visually at 30X. > > > > > > As was posted earlier, effective water removal can prevent downstream > > > production problems; but, the evaluation of a cleaning equipment's > ability > > > to remove water is often over looked. Spin drying the PCB in the > presence > > > of heated, dry air causes 100% moisture removal and spot-free results > in > > > SECONDS. > > > > > > The effectiveness of Centrifugal cleaning reduces the number of > required > > > cleaning steps by eliminating repetitive cleaning cycles and additional > > > drying steps. The reduction of cleaning steps provide for short > cleaning > > > cycle times (3-7 minutes), yielding a high through-put. > > > > > > Odors are eliminated by containing the cleaning process inside a sealed > > > process chamber. If appropriate materials are used in the construction > of > > > the centrifugal cleaning system, solvent versatility is assured. And > with > > > an on board, closed loop waste water treatment system, No Drain is > required > > > and a single drum of solvent may last a year or more. > <snip> > > > Shean Dalton > > > Speedline ACCEL > > ------------------------------------------------------------------------ > Name: pic05652.pcx > pic05652.pcx Type: PCX Image Document (application/x-unknown-content-type-PCXImage.Document) > Encoding: base64 -- Brian Ellis Protonique SA PO Box 78 CH-1032 Romanel-sur-Lausanne, Switzerland Voice: +41 21-648 23 34 Fax: +41 21-648 24 11 E-mail: [log in to unmask] URL: Technical and consultancy divisions: http://www.protonique.com Web services division: http://www.protonique.com/webserv ############################################################## TechNet Mail List provided as a free service by IPC using LISTSERV 1.8c ############################################################## To subscribe/unsubscribe, send a message to [log in to unmask] with following text in the body: To subscribe: SUBSCRIBE TECHNET <your full name> To unsubscribe: SIGNOFF TECHNET ############################################################## Please visit IPC web site (http://www.ipc.org/html/forum.htm) for additional information. 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