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Water content

Ash content

Extraction of acetone

Rubber content

Stretch strength

Elongation rate

Menni
viscosity

 % ≤

% ≤

% ≤

%

MPa ≥

% ≥

ML(100°C,1+4) ≤

0.5

6

8

100

17

600

50-70

0.5

8

9

100

16

560

50-70

0.5

10

10

85

15

530

50-70

0.5

10

10

90

14

520

50-70

     0.5

11

11

85

13

480

50-70

     0.5

11

11

75

12

460

50-70

     0.5

11

12

80

11

440

50-70

     0.5

12

12

75

10

430

50-70

     0.5

12

13

70

9.0

400

50-70