Hardness

Masterbatch

Mean value

STDa

CoVb

Shore A

A

59.4

1.3

2.2

B

59.6

1.5

2.5

C

64.0

2.2

3.4

Shore D

A

14.8

0.8

5.4

B

14.8

0.8

5.4

C

16.6

0.5

3.0