White card wholesale 250-400g white board paper A4 double-sided white cardboard printing

• Customization: Available
• Product Type: Book
• Paper Type: Cardboard
• Model NO.: 38-90g
• Printing Type: Printing Paper
• Surface Finish: Hot Stamping
• Coating: Coated
• Feature: Moisture Proof
• Book Cover: Hard Cover
• Binding: Sheets/Rolls
• Sheets/Roll: 787mm;880mm;889mm;890mm
• Weight tolerance: ±4%
• Whiteness: 85%
• Moisture: 8%
• Transport Package: Craft Paper and Paper Board Packing with Pallet
• Specification: SGS
• Trademark: Hi Dragon Card Board Paper/OEM
• Origin: Shandong Province, China
• HS Code: 48026900
• Production Capacity: 50000000ton/Year
• Package Size: 16.80cm * 12.00cm * 0.80cm
• Package Gross Weight: 14.000kg

Product Description

Product Description

 

Duplex Board with Grey Back/Duplex Board/Grey duplex board
1. Gsm from 180 to 400g.
2. Roll and Sheet, the size can be customized
3. Delivery day: About 20-30 days
Feature  
Coated duplex board is a type of boxboard with a glossy coated surface on one side for superior printability.
1. Standard weight, high standard stiffness, even thickness, coated surface, good smoothness and PPS.
2. Outstanding paper stiffness is a strong support for carton laminating and die-cutting.
3. Good surface decoration feature assures excellent calendaring, hot-stamping and laminating result.
4. with the advanced operation idea and international standard production quality insurance
Usage:
1. The coating is smooth, clean and neat, it can adapt the multicolor and high speed printing  
2. with high performance corrugating medium and linerboard for the outer layer of corrugated board.
3. Good smooth and thickness, widely used and supplied in printing and packaging of food, wine, toy, drug,   shoe boxes and others.
Factory review:









Sheet Packing:
PE plastic wrapped, then packed on strong wooden pallets, 4 angles with strong protector Normal sheet packing: PE film wrapped, packed on strong wooden pallets, 4 angles with strong protector. 2:Ream packing:100sheets wrapped with strong PE coated Kraft paper, film wrapped, packed on wooden pallets.(with angle protector) 3. Roll package on pallet, plastic film wrapped.

Item	Unit	Property
Gramm age <=	g/m^2	230,250,300,350,400 ,450 ,500
Gramme tolerance <=	%	±5
Width tolerance <=	%	±5
Tightness<=	g/m^2	0.80
Brightness ( coating side) ≥	%	82
Roughness <=	m/s	2.4
Smoothness ≥	s	55
Printing brightness  ≥	%	55

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Because China's foreign trade and export threshold is low, some small trading company or individual non-standard behavior seriously undermined China-made image and credibility;
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