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| From [log in to unmask] Sat Apr 27 14: |
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Larry:
>From one layman to another; the major difference between the two
materials is the glass transition temperature. FR-4 Tg is 120-135
degrees C. while FR-5 Tg is 150-180 degrees C. It is a bit harder to
machine than FR-4 as well. Hope this helps.
Tom Hybiske, General Atronics Corporation
> To: mail@ih [log in to unmask]
> From: mail@ih [log in to unmask]
> Date sent: 07-Sep-95 10:58:48 MDT
> Subject: FR4 versus FR5
> In laymen terms, what the difference between FR4 and FR5 laminate material?
>
> Also, looking for a net address or contact for Allen_Bradley EMS fab house
> in Milwaukee.
>
> --------------------------------------
> Larry L. Pucket
> Sandia National Labs.
> Dept. 2784 MS/0624
> P.O. Box 5800
> Albuquerque, NM 87185-0624
>
> Email: [log in to unmask]
> Phone: (505) 844-1711
> Fax: (505) 844-7428
>
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