WINNING  EPOXY  RESIN  COMPONENTS

         WK-400A / WK-400H

PROPERTIES OF UNCURED MATERIAL

1. Appearance：               400A        Clear liquid
                              400H        Clear liquid
2.  Density：                 400A        1.05
                              400H        1.0
3.  Mix Ratio：                            400A/400H : 100/50
4.  Pot Life（mixture）      (100gm)       25℃ ： 15  Mins.
5.  Gel Time：                             25℃ ： 4   Hours. 
6.  Curing Condition：                     25℃ ： 12  Hours

PROPERTIES OF CURED………………… 7 DAYS CURED @25℃

H. D. T.                ASTM   D   648      ℃                 100

Flexural Strength       ASTM   D   790      Kgf/㎜2            8.0

Tensile Strength        ASTM D 638           Kgf/㎜2           4.5 

Adhesive Strength                            Kgf/㎝            82

Hardness                ASTM   D  2240       Shore D           91
                                                              
Volume Resistance       ASTM   D   257       ohm-cm            2.7 X1016

Dielectric Constant     ASTM   D   150       @25℃, 1 KHz      3.8

Dielectric Strength     2 ㎜.                KV/㎜             22.0

Moisture absorption     ASTM   D   570       @100℃/4 Hours.   0.22