Unprinted 250gsm Duplex Carton Board Grey Back 1300mm Jumbo Roll
Duplex carton board specification |
Item | duplex carton board grey back |
Grammage | 200g, 230g, 250g, 300g, 350g, 400g, 450g |
MOQ | 1 Ton for standard size; 5 tons for custom size |
Quality | Grade AA |
Packaging | In Sheet, In reel. standard export packaging. |
Roll Width | 635 / 660 / 686 / 711 / 737 / 840 / 889 / 914 / 940 / 1016 / 1092mm, etc. |
Sheet size | 700 x 1000mm, 640 x 900m, 862 x 940mm, 787 x 1092mm, etc |
Core | 3inch 4inch 6inch |
Delivery time | About 10 - 20 work days |
Load QTY | 18 - 20 tons / 20GP, 25 - 26 Ton / 40HQ |
Duplex carton board technical data |
Properties | Unit | Gsm & Grade | ||||||
Grammage | g/m2 | 200 | 230 | 250 | 300 | 350 | 400 | 450 |
Tolerance | g/m2 | 193-210 | 220-241 | 242-260 | 290-315 | 290-315 | 385-415 | 428-465 |
Caliper | μm | 230±15 | 280±15 | 305±15 | 365±15 | 430±15 | 495±15 | 550±15 |
Moisture | % | 6.5±1.5 | 7.0±1.5 | 7.5±1.5 | 7.8±1.5 | 8.0±1.5 | 8.0±1.5 | 8.0±1.5 |
Stiffness(Taber) SD/MD | ≥ g.cm | 13 / 26 | 13 / 26 | 15 / 30 | 35 / 70 | 55 / 110 | 70 / 140 | 85 / 170 |
Top COBB Value | g/m2 | ≤ 50 | ||||||
Back COBB Value | g/m2 | ≤ 300 | ||||||
SD Difference of Gram | % | ≤ 3.5 | ||||||
SD Difference of Caliper | % | ≤ 3.5 | ||||||
Roughness | μm | ≤ 2.0 | ||||||
Brightness ( Top ) | % | ≥ 76 | ||||||
Folding Endurance CD | times | ≥ 12 | ||||||
Gloss (75°) | % | ≥ 35 | ||||||
Printing gloss | % | ≥ 80 | ||||||
Ply Bonding | J/m2 | ≥ 130 | ||||||
Blister Speed | m / s | ≥ 0.9 | ||||||
K & N Value | % | 23 ± 5 | ||||||
Color | L | ≥ 86.5 | ||||||
A | 0.0 ± 0.5 | |||||||
B | -4.5 ± 0.5 | |||||||
Dirt ≥ 0.3 mm2 | m2 | ≤ 40 | ||||||
Dirt ≥ 1.5 mm2 | m2 | ≤ 40 | ||||||
Printing | times | ≥ 2 | ||||||
CONDITIONS OF TESTING:TEMPERATURE:23±1℃,RELATIVE HUMIDITY:50±2% |
Duplex carton board application |
Book cover | Clothes liner board | Courier envelop bags |
shoes boxes, insoles model | different kinds of packaging box | Month calendar |
Company profile |
Guangzhou Bmpaper Co., Ltd, locoated in Guangzhou City, Guangdong Province, China. Established in 2005 year.
>> Our company has a production area of 10,000 square meters.
It has passed ISO9001, ISO14001 certification and US FDA certification.
Our company has factories that comply with modern international GMP standards and has introduced advanced foreign production equipment.
Our main product |
White kraft paper | 30 - 120gsm for food and non food packaging |
Kraft liner paper | 50 - 400gsm for packaging use |
C2S art paper | 80 - 300gsm |
Woodfree paper | 50 - 180gsm |
Straw paper | 60gsm, 120gsm, 28gsm for straw wrapping |
Duplex carton board pictures |