Indicators; Standard

Paper weight with an area of 1m2, g;125±10;140±10; 150±11; 160±12 Thickness, mm;90,27±0,03;0,29±0,03;0,31±0,03;0,32±0,03 Absolute bursting resistance in kPa;250(2,5);280(2,8);295(2,95);320(3,2) Water absorption of 1m² cardboard at one-sided wetting (Cobb30);60 Humidity, %;8.0 (+1.0 -2.0) Destructive compression force in the transverse direction, N, not less than;90;100;105;110