SK Greyboard Black/Grey
Product description
SK Greyboard Black/Grey is a multi-ply, glued greyboard with a black finish on one side, providing high rigidity and dimensional stability. The structure, composed of precisely bonded layers, creates a uniform, deformation-resistant substrate, making it ideal for demanding graphic and packaging applications. The smooth surface is suitable for coating, laminating, and precise decorative or screen printing, delivering an aesthetically pleasing visual effect. The material features high density and bending resistance, ensuring reliability in cover constructions and reinforcements. The product aligns with sustainable development principles and is offered by the manufacturer with ecological and quality certifications.
Application
- Book covers
- Packaging reinforcements
- Exclusive folders
- Protective interlayers
- Exhibition panels
- Presentation boards
- Decorative elements
- POS constructions
- Laminated substrates
- Decorative veneers
Certificates
- FSC
- Blue Angel
- Suitable for recycling
Product specification
| THICKNESS | μm | ISO 534 (±5%) | 1 | 1,2 | 1,5 | 2 |
| GRAMMAGE | g/m² | × | 650 | 780 | 975 | 1300 |
| BENDING STIFFNESS LONGITUDINAL | mN×m | × | 360 | 520 | 890 | 2110 |
| BENDING STIFFNESS TRANSVERSE | mN×m | × | 170 | 290 | 470 | 1080 |
| BURST PRESSURE | kPa | × | 720 | 860 | 1000 | 1200 |
| HUMIDITY | % | ISO 287 (±1,5%) | 8 | 8 | 8 | 8 |