
Multi-layer cartonboard with kraft back
RC is a multi-layer cartonboard with double coated front and unbleached back. The cardboard construction ensures high strength, bending stiffness and excellent printing characteristics. It is suitable for the top line for microwave carton and for food packaging according to the manufacturer’s declaration.*
PRINTING METHODS
- Offset
- Flexo
- Gravure
CERTIFICATES
OTHER CERTIFICATES
For direct contact with dry, greasy; can be used in moist foods

FEATURES
- Double blade coating
- Bleached chemical pulp
- BTMP
- BTMP
- Bleached chemical pulp
FIELDS OF APPLICATION
- General packaging
*Suitable for food contact as specified in Mill declaration; contact ProntoPack for details of restrictions and/or limitations
Property | Unit | Method | Tolerance | Values | Standard | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Grammage | gr/m^2 | ± 5% | 180 | 200 | 225 | 245 | 260 | 275 | 295 | 305 | 325 | 345 | 365 | 370 | TAPPI 410 | |
Bending stiffness CD | mNm | Taber 15" | -0.1 | 2.7 | 3.9 | 5.3 | 6.4 | 7.7 | 9.3 | 11.8 | 12.5 | 14.9 | 18.3 | 20.6 | 24.5 | TAPPI 489 |
Bending stiffness MD | mNm | Taber 15" | -0.1 | 5.5 | 7.8 | 10.6 | 13.3 | 16 | 19.3 | 24.5 | 26.3 | 31.3 | 38.3 | 43.9 | 52.2 | TAPPI 489 |
Thickness | µm | ± 5% | 280 | 315 | 365 | 400 | 435 | 465 | 510 | 530 | 565 | 615 | 655 | 711 | TAPPI 411 | |
Brightness - top | % | ± 2 | 81 | 81 | 81 | 81 | 81 | 81 | 81 | 81 | 81 | 81 | 81 | 81 | TAPPI 525 ISO 2470 |
|
Smoothness | µm | PPS | 1,0 + 0,5 | 1,0 + 0,5 | 1,0 + 0,5 | 1,0 + 0,5 | 1,0 + 0,5 | 1,0 + 0,5 | 1,0 + 0,5 | 1,0 + 0,5 | 1,0 + 0,5 | 1,0 + 0,5 | 1,0 + 0,5 | 1,0 + 0,5 | TAPPI 555 | |
Cobb test top | g/m^2 | ≤45 | ≤45 | ≤45 | ≤45 | ≤45 | ≤45 | ≤45 | ≤45 | ≤45 | ≤45 | ≤45 | ≤45 | TAPPI 441 | ||
Cobb test back | g/m^2 | ≤80 | ≤80 | ≤80 | ≤80 | ≤80 | ≤80 | ≤80 | ≤80 | ≤80 | ≤80 | ≤80 | ≤80 | TAPPI 441 | ||
Moisture content | % | 6,5 - 9,5 | 6,5 - 9,5 | 6,5 - 9,5 | 6,5 - 9,5 | 6,5 - 9,5 | 6,5 - 9,5 | 6,5 - 9,5 | 6,5 - 9,5 | 6,5 - 9,5 | 6,5 - 9,5 | 6,5 - 9,5 | 6,5 - 9,5 | TAPPI 412 |