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Different size duplex paper gray back board 250gsm .300gsm .350 gsm .400gsm

Paper type
Duplex paper board
one side white one side gray
Pulp material
Mixed Pulp
Pulp style
Pulping type
Chemical-Mechanical pulp
300gsm-2400gsm and above
0.49mm-4.0mm(Thickness over 4mm can customized)
Standard size
787x1092mm or 889x1194mm
Special size
Can be customized
Free sample
Supply ability
10000 Metric Ton/Metric Tons per Month
Trade terms
Sheets or reels
Lead time
High stiffness ,folding resistance, perfect surface,super white
5MT, shipment should be based on full container qty
T/T, L/C at sight
Place of origin
China (Mainland)
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 ※ We are providing a wide array of Duplex Paper Gray Back Board. Duplex Paper Gray Back Board is multilayer paperboard which is developed by combination of virgin pulp and recycled fiber and with fully coated on the top side fulfill the demand of multipurpose packaging application, it is a value for money chip board which is a type of boxboard with a glossy coated surface on one side for superior printability.


Our duplex paper gray back board very clean,  high surface flatness and, high bursting strength, perfect for folding and dia cutting, can stand more than 12 colors high speed printing. 


One side white one side gray. thick high-weight product with strong stress resistance and stiffness.



Basis weight :from 250gsm to 500 gsm
Brightness :72% to 80%
In Reel /bulk /ream Packing
Sheet size:787x1092mm or 889x1194mm
Roll size:
787mm,889mm,850mm,650mm,700mm,1000mm,900mm,550mm,600mm etc

(in sheets or in rolls 
and other specifications as the customers' request)

  Product Details

 ※ Duplex Paper Gray Back Board  is a type of boxboard with a glossy coated surface on one side for superior printability.

This product is typically used as packaging material for small boxes that require high quality printability.

We are providers of duplex paper gray back board that are available in form of rolls and sheets. Offered in both white, gray and white, white duplex boards, these are Widely used and supplied in printing area, single side color printing,then make cartons which are used as packaging, or used in the design, manual products.

  Technical Specification

Grammage   rangegsm230gsm /   250gsm / 300gsm / 350gsm / 400gsm / 450gsm
Tolerances   of Grammage%≤ ±5
Coating=single side/double sides
Printing   Gloss75° ≥%60
Ink   Absorption%15-30
Brightness%≥80 ISO
Stiffness   MDg/cm50-220
CD   Folding Endurancetimes10
Sheet   sizemm787X1092 /   889X1194
Popular   sizemm787mm,889mm,850mm,650mm,700mm,1000mm,900mm,550mm,600mm etc

  Packaging & Shipping

1) Sheets on wooden pallets and were wrapped by plastic film ,reinforced by plasticstrip.The 4 edges were

protected by hard protection angle.A wooden plat on the top of the pallet to protact the duplex boards.

 Sheet standard size: 787x1092mm, 889x1194mm.

 Min size:900x500mm, Max size:1500x1300mm.

2) Reels ship without pallets with standard diameter-1300mm,6 inch core.

        Min width:635mm

       Max width:1500mm


3) Environmental hard wood pallets.
4) Per your requirement.

5) Height of pallet: 1.1m, 1.2m, 2.0m.

6) Ream pack (by kraft paper or plastic strap)

 Product Display

Product Display(our products are used for...): 


Cake Boxes, Pizza Boxes, Garments Boxes, Sweets Boxes, Gift Boxes, Jewelry Boxes, Cosmetic Boxes, Perfume Boxes, Undergarment Boxes etc

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