供应WK-573A/585H电子*组件灌封

WK-573A/585H

PROPERTI*  OF  UNCURED  MATERIAL:     

1.Appearance:                                      

2.Viscosity                                           

3.Density                                              

4.Mix Ratio            

5.Life ; (mixture) @25℃       

6.Gel Time           

7.Curing Condition                      

PROPERTI*  OF  CURED ……………7  DAYS  CURED  225℃

H.  D.  T.                   ASTM    D   648        ℃               100

Flexural Strength               ASTM    D   790         Kgf/mm2          8.0

Tensile  Strength               ASTM    D   638          Kgf/mm          4.5

Adhesive Strength                                              Kgf/cm2         82

Hardeness                       ASTM    D    2240        Shore  D         90

Volume. Resistivity            ASTM    D    257          ohm-cm        2.7×10

Dielectric Constant        ASTM    D    150         @25℃,1KHz       4.0

Dielectrec   Strength          2mm             KV/mm            22                             

Moisture absorption        ASTM    D    570         @100℃/ 4 Hrs   0.17