Cardboard for flat layers of corrugated cardboard is produced according to TU U 17.1- 00278801-004: 2017 «Cardboard liner for flat layers of corrugated cardboard. Technical conditions»
Testliner is intended for manufacture of flat layers of corrugated cardboard.
Substance: 112 – 175 g/m2
Testliner grades: KL-2, KL-2F with upper layer of natural fiber color or brown color.
Testliner is machine smooth.
Testliner is made in rolls.
Width of roll: max. 2500 mm min. 700 mm
Diameter of roll: max. 1150 mm min. 900 mm
Core: the inner diameter of the core is 76 mm or 100 mm with a wall thickness of not less than 10 mm.
Testliner is made of 100% recycled material (waste paper).