SO GIANT OIL SEAL INDUSTRIAL CO., LTD.

TEST    REPORT

MATERIAL SE11070

Press Cure                                       Post Cure      Date: 02/20/98

Sheet:  10  min  170                     Sheet:   240 min 200

Button: 10  min  170                     Button:  240 min 200

EA 14 Water Resistance :  100 70 hrs

    Hardness Change                                                           2

    Tensile Strength Change                                                7

    Elongation Change                                                         6

    Volume Change                                                              1

EO  16   ASTM  # 1  Oil  :  150 70 hrs

    Hardness Change                                                           8

    Tensile Strength Change                                                3

    Elongation Change                                                         6

    Volume Change                                                              8

Spec: 

    Original Properties:                  no post       Spec.

     Hardness (Shore A)                                                         72

     Tensile Strength (Psi)                                                   1004

     Elongation,                                                                 270

     Tear resistance (/)                                                    14

     Modulus at 100       

     Modulus at 200        

     Modulus at 300      

     Specific Gravity                                                              1.427

EO  36  ASTM  # 3  Oil  :  150 70 hrs

    Hardness Change                                                         20

    Tensile Strength Change                                                4

    Elongation Change                                                         8

    Volume Change                                                            42

EO    ASTM         Oil  :  150 70 hrs

    Hardness Change                  

    Tensile Strength Change      

    Elongation Change    

    Volume Change   

A   Heat Resistance:  225 * 70 hrs

      Hardness Change                                                         5

      Tensile Strength Change                                              2

      Elongation Change                                                     18

      Volume Change                                                            2

EF    Fuel     Resistance :  23 70 hrs

    Hardness Change              

    Tensile Strength Change   

    Elongation Change

    Volume Change  

EF    Fuel     Resistance :  23 70 hrs

    Hardness Change   

    Tensile Strength Change 

    Elongation Change  

    Volume Change        

A   Heat Resistance:  100 * 70 hrs

     Hardness Change         

     Tensile Strength Change

     Elongation Change

     Volume Change

EF    Fuel     Resistance :  23 70 hrs

    Hardness Change    

    Tensile Strength Change      

    Elongation Change     

    Volume Change      

B      Compression Set: 177 22 hrs                              19

B      Compression Set:              hrs

C        pphm                 hr

F  19  Low Temperature :  55  3  min.                 PASS