The thickness of 3VVL cardboard is 3 mm (wool B). The grammage of this cardboard is approximately 409 g / m2. The thickness of 5VVL cardboard is 4 mm (BE wool). The grammage of this board is approximately 643 g / m2. In places where the machine loads the cardboard for formatting, the cardboard may be slightly crushed. These crushes are indivisible part of the principle of the technology used and are not a reason for complaints.
Technical specification of our endless cardboard:
3VVL - wool B, thickness 3mm, cardboard grammage: 120g / m2 Kraftliner, 120g / m2 Wellenstoff, 140g / m2 Testliner
5VVL - BE wool, thickness 4mm, cardboard grammage: 120g / m² Kraftliner, 120g / m² Wellenstoff, 100g / m² Schrenz, 120g / m² Wellenstoff, 120g / m² Testliner