C1S White Coated Grey Back Paper Duplex Board 300GSM
C1S Grey back description: normally two layers, mostly made from waste paper pulp, used for packaging purposes.
We can provide 200-450GSM, 200, 230, 250, 300, 350, 400, 450gsm
MOQ: 1 ton for stock size, 5 tons for customized
Color: White/grey
Applications: cartons, gift box, file folders, courier envelopes, Gift Wrapping Paper, Printing and packing
Size: Stock size 787mm, 889mm in roll; 787*1092mm, 889*1194mm in sheet. Other size, such as 70*100cm, 610*914mm all can be customized as per your requirements.
Sample: A4 size for free, freight cost will be paid by the buyer
Advantage: ISO certificated
C1S Grey back specifications:
| TECHNICAL SPECIFICATION | UNIT | White/White Paperboard Standard Quality |
| AAA |
| BASICE WEIGHT | g/m2 | 270 | 300 | 350 | 400 | 450 |
| BASICE WEIGHT | % | +5,-3 |
| THICKNESS | μm | 350±15 | 385±15 | 455±15 | 515±15 | 575±15 |
| STIFFNESS CD | mN.m | 3.5 | 4.7 | 7.0 | 10.0 | 13.5 |
| STIFFNESS MD | mN.m | 7.0 | 9.4 | 14.0 | 20.0 | 27.0 |
| MOISTURE | % | 7.5±1.5 | 8.0±1.5 |
| BRIGHTNESS(TOP) | % | 82 |
| ROUGHNESS | μm | 2.0 |
| GLOSS 75O | % | 50 |
| COLOR(D65/10O | L | ≥90.0 |
| a | 1.5±0.5 |
| b | -2.5±0.5 |
| (60S)COBB(60s) | g/m2 | TOP ≤50；BACK ≤120 |
| INK ABSORBENCY K&N | % | 25±5 |
| >0.3mm2 DIRT | pc/m2 | ≤20 |
| >1.5mm2 DIRT | pc/m2 | NO |
| CONDITIONS OF TESTING:TEMPERATURE:23±1℃,RELATIVE HUMIDITY:50±2% |
Packaging details:
1. Sheet Packing: Plastic film wrapped on strong wooden pallets with four 4 angle protector)
2. Roll Packing: Kraft paper/Film wrapped outside on strong wooden pallets or without pallets.
Features:
1. uniform coating
2. Fine texture suitable for multiple printing
3. Good whiteness and smoothness.
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Company profile:
Guangzhou Bmpaper Co., Ltd is one of leading paper and paperboard manufacturer. We was founded in 2005, is a young and dynamic company located in Guangzhou City, China.
12 years experience in the paper industry, with professional relationships with many major giant paper mills, we trade in all major parts of the world and always welcome new clients from any country; We are manufacturer, wholesaler, distributor and also a retailer of a wide range of paper products;
In our Guangzhou Office 6 professional members in sales term, 7*24 hours service, prompt reply and professional service. We always quote Competitive price, good quality and timely deliver.
Our main products as follows:
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C1S White Coated Grey Back Paper Duplex Board 300GSM Images
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