PRODUCT SPECIFICATION
Top liner board (White top) KTL
Basic quality characteristics
| Property |
Standart value |
| Substance, g/m2 |
175±7 |
150±5 |
140±5 |
125±5 |
Water absorbtion with one side damping (Cobb 60/s),
- top side, not more, g/m2
- botton side, g/m2
- thickness, mm |
30 |
| 32-60 |
30-30 |
30-60 |
25-45 |
| 0,23±0,03 |
0,21±0,03 |
0,18±0,02 |
0,15±0,02 |
Breaking strength with ring crush average for two directions, N
bursting strength, absolute, kPa, not less |
300
600 |
210
550 |
200
500 |
150
450 |
Whiteness of upper layer, %, not less
- with optical bleacher
- without optical bleacher |
85
67 |
| Moisture, % |
6-9 |
| Surface strength, Dennison, not less |
16 |
|