two various technical specifications of bleached softwood pulp supplied by Ava group
|
Name of indicators
|
Norm
|
The middle result
|
|
1. Breaking length, km
2. Absolute resistance to tearing, cH
3. Breaking strength, number of double folds
4. Whiteness
5. pH of aqueous extract
6. Amount of litter:
area of more than 0.1 to 1.0 mm. square
area of more than 1.0 to 2.0 mm. square
area of more than 2.0 mm. square
7. Humidity
|
|
10.6 km
1370
% 88
9,000 kb.mm
1,000 kb.mm
15.8 %
|
|
Weight bale, kg
|
191,36
|
|
Beating revolutions
|
0
|
1000
|
2000
|
4000
|
9000
|
|
Drainage, SR
|
13
|
14
|
16
|
19
|
31
|
|
Tensile index
|
35
|
65
|
79
|
93
|
103
|
|
Tear index
|
|
15
|
12
|
9.5
|
8.0
|
|
Light scat. Coeff
|
31.3
|
24.0
|
21.3
|
18.7
|
15.9
|
|
Density
|
580
|
685
|
720
|
760
|
810
|
|
Air permeance
|
125
|
75
|
32
|
13
|
205
|
|
Brightness, (ISO), %
|
89,5 (> 88,5)
|
|
Dirt, mm2/kg(EN ISO)
|
4 (<7)
|
|
Extract, % (acetone)
|
0,05
|
|
Ash, %
|
0,15
|
|
pH, (ISO 29681)
|
5,0
|