300g Duplex Board for making detergent powder carton box

• Customization: Available
• Material: Paper
• Effect: Printing Function
• Model NO.: 65/92cm*300g
• Grade: AAA
• Folded: Unfolded
• Structure: Bottom
• Surface Layer: Duplex Board
• Sheets: 787mm;880mm;889mm;890mm
• Surface: Coated
• Substance Tolerance: 4%
• Brightess: 85%
• Transport Package: Craft Paper and Paper Board Packing with Pallet
• Specification: 300g*100sheets/ream
• Trademark: Hi Dragon Card Board Paper/OEM
• Origin: Shandong Province, China
• HS Code: 48026900
• Production Capacity: 500000ton/Year

Product Description

1. Product Description
Duplex Board Paper with Grey/White Back

GSM: 180-450g
Reel and sheets
Gloss /Matte
2. Size:
1). Reel: 787mm /889mm /880mm /890mm...
2). Sheet: 787mmx1092mm (31''*43'')...
889mmx1194mm (35''*47'')...
Basic weight: 180-450g
Packing: 125/250 sheets/ream, packed with kraft paper.
Then packed on wooden pallet.
15-24MT per 20container.
We are paper mill and can supply many kinds of papers in reel and sheets including
Art paper /offset paper /kraft paper liner and board / test liner board /white and colorful copy paper and some of special papers.

3. Details
1. Product range: 200-450GSM
2. Size: Sheets and reels are both available,
3. Grade: Grade AAA, AA, A, AB, B, are availabe
4. Our duplex board gray back can fit 4~6 colors printing
5. Standard weight, high-standard stiffness, even thickness, nice coating, good smoothness, etc.
6. Material: Imported waste paper and imported pulp.
7. Packing: Standard packing on wooden pallets. Ream packing as you like
8. With the advanced operation idea and international standard production quality insurance system, based with production line and production crafts, we always bring in advanced tech and keep innovation in order to develop various changed market demands.

4. Picture.

5. Technical Specification

ITEM	UNITS	AA GRADE
BASIS WEIGHT*	g/m	250	300	350	400	450
MOISTURE	%	6.5±1.5	7.0±1.5	7.0±1.5	7.5±1.5	8.0±1.5
THICKNESS	um	310±15	375±15	435±15	510±15	570±15
ROUGHNESS PPS ≤	um	2.5(reel 2.0)
CD STIFFNESS* ≥	mN.m	2.9	4.1	6.1	9.1	11.6
CD  FOLDING ≥	hypo-	20
PLY BONDING ≥	J/m	100
TOP COBB SIZE(60s) ≤ BACK	g/m	50
		150
SPOT BLACK  >0.3mm 2  ­                                       >1.5 mm 2  ­	Entries /m	20
		NO
(ISO)BRIGHTNESS ≥	%	80
(75 0 )GLOSS ≥	%	40
INK HOLDOUT*	%	25±5
IGT BLISTER ≥	m/s	0.8(neutral ink)

Factory review: