SO GIANT OIL SEAL INDUSTRIAL CO., LTD.

TEST    REPORT

MATERIAL NB00170A

Press Cure                                       Post Cure       Date: 02/10/98

Sheet:    5  min  170                     Sheet:   60 min 120

Button: 10  min  170                     Button:  60 min 120

EA 14 Water Resistance :  100 70 hrs

    Hardness Change                                                         1

    Tensile Strength Change                                              2

    Elongation Change                                                         9

    Volume Change                                                            6.5

EO 14 ASTM  # 1  Oil  :  100 70 hrs

    Hardness Change                                                          5

    Tensile Strength Change                                              4

    Elongation Change                                                       14

    Volume Change                                                            5.8

Spec: ASTM D2000M2BG714B14EA14EO14EO34EF11EF21

    Original Properties:                  no post       Spec.

     Hardness (Shore A)                                                        73

     Tensile Strength (psi)                                                  2343

     Elongation,                                                                 298

     Tear resistance (-)                                                   63

     Modulus at 100                                                           59

     Modulus at 200                                                          120

     Modulus at 300                                                          158

     Specific Gravity                                                             1.245

EO 34 ASTM  # 903 Oil   100 70 hrs

    Hardness Change                                                        5

    Tensile Strength Change                                             2

    Elongation Change                                                       16

    Volume Change                                                           7.5

EO     Gasline           Oil  :  23 70 hrs

    Hardness Change                                                        15

    Tensile Strength Change                                             30

    Elongation Change                                                      35

    Volume Change                                                           17.9

 A14 Heat Resistance:  100 * 70 hrs

      Hardness Change                                                      5

      Tensile Strength Change                                           4

      Elongation Change                                                    18

      Volume Change                                                         2.4

EF      95 No.Pb        Oil  :  23 70 hrs

    Hardness Change                                                        16

    Tensile Strength Change                                              25

    Elongation Change                                                      30

    Volume Change                                                           20.8

EF 11 Fuel  A  Resistance :  23 70 hrs

    Hardness Change                                                        1

    Tensile Strength Change                                             7

    Elongation Change                                                      14

    Volume Change                                                            2.8

A14 Heat Resistance:  100 * 70 hrs

     Hardness Change         

     Tensile Strength Change

     Elongation Change

     Volume Change

EA 21 Fuel  B  Resistance :  23 70 hrs

    Hardness Change                                                        14

    Tensile Strength Change                                             20

    Elongation Change                                                      19

    Volume Change                                                           20.4

B 14 Compression Set: 100 22 hrs                               13.2

B      Compression Set: 100 70 hrs                               18.4

B      Compression Set: 125 70 hrs                               27.6

F16 Low Temperature     33     3 min.                  PASS