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April 1997

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Subject:
Latex pealable mask Bellcore SIR data
From:
"Karen Tellefsen"<[log in to unmask]>
Date:
Wed, 2 Apr 1997 08:27:19 -0400
Content-Type:
text/plain
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text/plain (98 lines) 




     SIR TEST REPORT - BELLCORE
      (per TR-NWT-000078 Issue 3, Dec.1991)
      Bellcore SIR coupons (50 mil)
      6/7/95      T/H: 35/85
      Tested by:  A. Zapp    Reported by:K. Tellefsen
      ___________________________________________________
      MATERIAL TESTED/CONDITI   SIR        SIR
                              (1 day)    (4 days)
                               -----      -----
      Lonco Solder Stop 110   3.00E+07   2.40E+07
      unsoldered, pealed      2.20E+07   2.40E+07
                              2.00E+07   2.20E+07
                              2.00E+07   1.40E+07
                              2.20E+07   2.20E+07
                              2.40E+07   3.00E+07
                              2.20E+07   2.20E+07
                              2.20E+07   2.00E+07
                               -----      -----
      Geometric mean:        2.26E+07    2.18E+07
      ___________________________________________________
      Lonco Solder Stop 110   1.00E+06   1.00E+06
      pealed                  1.00E+06   1.00E+06
      soldered with Alpha 351 1.30E+07   1.20E+07
      comb-down.              1.50E+07   1.50E+07
      solder pot 500°F, 5 s   2.00E+07   2.40E+07
                              2.20E+07   3.00E+07
                              1.20E+07   1.60E+07
                              1.00E+06   1.00E+06
                               -----      -----
      Geometric mean:        5.64E+06    6.16E+06
      ___________________________________________________
      Tech Spray Wondermask P 6.00E+07   7.00E+07
      pealed, unsoldered      3.50E+07   9.00E+07
                              4.00E+07   6.00E+07
                              4.00E+07   5.00E+07
                              6.00E+07   5.00E+07
                              5.00E+07   5.00E+07
                              4.50E+07   4.60E+07
                              5.00E+07   5.00E+07
                               -----      -----
      Geometric mean:        4.67E+07    5.68E+07
  ___________________________________________________
      Lonco Solder Stop 110  unmeasurableunmeasurable
      unsoldered, unpealed
 ___________________________________________________
      Lonco Solder Stop 110  unmeasurableunmeasurable
      unpealed
      soldered with Alpha 351S
      comb-down.
      solder pot 500°F, 5 s
 ___________________________________________________
      Wondermask P           unmeasurableunmeasurable
      unsoldered, unpealed
 ___________________________________________________
      Wondermask P           unmeasurableunmeasurable
      pealed
      soldered with Alpha 351S
      comb-down.
      solder pot 500°F, 5 s
 ___________________________________________________
      Wondermask P           unmeasurableunmeasurable
      unpealed
      soldered with Alpha 351S
      comb-down.
      solder pot 500°F, 5 s
 ___________________________________________________
      Control boards         9.00E+11    1.00E+12
                             7.50E+11    5.00E+11
                             5.00E+11    6.00E+11
                             6.00E+11    8.00E+11
                             8.50E+11    1.20E+12
                             6.40E+09    3.50E+11
                             4.50E+10    3.00E+11
                             2.40E+11    7.50E+11
                             5.00E+11    5.00E+11
                             5.00E+11    6.00E+11
                             1.50E+12    8.00E+11
                             1.10E+12    8.00E+11
                               -----      -----
      Geometric mean:        3.61E+11    6.36E+11


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