Table 1:
Results of initial freeness, kappa #, lignin content, and pH for OCC unprocessed and after fiber fractionating (OCC/FF) in comparison with radiata pine pulp.
Test
Pulp type
OCC
OCC/FF
R. Pine
Initial freeness (CSF)
635
754
730
kappa #
47
47
23.7
Lignin content (%)
6.1
6.1
3.1
Fiber pH
6.6
6.6
7.5