Try -- Http://ourworld.compuserve.com/homepages/Ron_Iman

Look under Circuit Card Assembly and Materials Task Force Report. It
contains information on both Alternate Surface Finishes and Conformal
Coatings.

                        Good Luck - Hope there is some helpful information for you.
Semper Fi
Tom

>----------
>From:  Nate Natzke[SMTP:[log in to unmask]]
>Sent:  Tuesday, May 05, 1998 12:25 AM
>To:    [log in to unmask]
>Subject:       [TN] New alternative surface finishes
>
>TechNet,
>
>As we all know HASL has been the work horse in the industry for several
>years as an excellent surface finish.
>
>We are in the process of evaluating alternative surface finishes:
>
>1.)  Florida CirTech's OMIKRON process(Tin)
>2.)  Alpha Metal's Alpha Level
>3.)  DEXTER's product
>
>I would greatly appreciate any and all feed back as it pertains to any
>alternatives to HASL.   Your responces would be greatly appreciated.
>Please keep in mind the following items:
>
>1.)  SIR Testing
>2.)  Electromigration
>3.)  Solder Wettability
>4.)  Heat Cycling
>5.)  Aging Test
>6.)  Reworkablity
>7.)  Ionic Contamination
>8.)  Personal experience!!!!!!
>
>Thank you for your responses,
>
>Nate Natzke
>[log in to unmask]
>
>Tri-Star Engineered Products, Inc.
>351 Thor Place
>Brea, CA 92821
>
>Phone: (714) 671-1545
>Fax:   (714) 671-1124
>
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