Grey Back Duplex Board used in corrugated packaging. The packaging offers real-time endurance for containing sturdy and heavy products.
Features
- GSM Range: 200-300
- Bleached virgin chemical pulp on the topside, recycled fibre pulp in the middle and bottom layers
- Premium printability of the topside coated surface adds value in brandishing.
- Excellent burst properties for strong cartons.
Technical Specification
| SUBSTANCE, g/m2
(TAPPI T 410) |
CALIPER, μm
(TAPPI T 411) |
BULK, cm3 /g | BENDING STIFFNESS, mN (TAPP1 T 556) | ||
| TOL : ± 3% | TOL : ± 5% | TOL : ± 5% | TOL : ± 15% | ||
| MD | CD | GM | |||
| 200 | 252 | 1.26 | 91 | 46 | 65 |
| 210 | 265 | 1.26 | 105 | 53 | 75 |
| 300 | 378 | 1.26 | 240 | 115 | 165 |
#: Made under specific request with minimum order quantity of 100 MT.
| PROPERTY | TOLERANCE | VALUE | |
| MOISTURE, %
(TAPPI T 412) |
– | – | 6.0 to 7.0 |
| ROUGHNESS, μm
(TAPPI T 555) |
– | Max | 2.5 |
| PLYBOND, J/m2
(TAPPI T 569) |
– | Min | 150 |
| BURST FACTOR
(TAPPI T 403) |
– | Min | 23 |
| *COBB60, g/m2
(TAPPI T 441) |
Top / Bottom | Max | 50/60 |
| IGT DRY PICK, m/s
(ISO 3783) |
Top | Min | 0.8 |
| GLOSS at 75°, %
(TAPPI T 480) |
Top | Min | 40 |
| BRIGHTNESS, %
(ISO 2469) |
Top | Min | 77 |
| CIE WHITENESS, %
(TAPPI T 560) |
Top | Min | 86 |
*For deep freeze orders on request, hard sizing will be maintained.
NOTE: The results of the properties are as per TNPL lab test measurements according to International standard test methods – TAPPI/ISO.
Ideal for
Top liner for Corrugated Board Packaging, Shoe Boxes, and Marine Packaging
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