PURPOSE
Use as flat layers for corrugated cardboard or for packing industrial products

ТC BY 790282162.016-2018
НName of indicators and unit of measurement
№1
Normative value
Average actual value
Paper weight with an area of 1sq.m., g
115,0±5,0    120,0±5,0
125,0±5,0    130,0±5,0
Thickness, microns
115 g/sq.m.
120 g/sq.m.
125 g/sq.m.
130 g/sq.m.

140±20
145±20
150±20
155±20

140±150
150±160
160±170
165±175
Absolute burst strength, kPa
115 g/sq.m.
120 g/sq.m.
125 g/sq.m.
130 g/sq.m.

⩾320
⩾330
⩾340
⩾350

330-360
350-380
370-400
380-410
Whiteness, %
at least 80
90-95

✔ On the surface of paper  no folds, wrinkles, glossy stripes, transparent spots and holes that are visible to the naked eye are allowed.  
✔ Subtle folds, wrinkles, glossy stripes, transparent spots and holes, that can not be detected during the manufacturing process, are allowed if the index of these intra-roll defects does not exceed 5.0%.