Product Details

Specifications

FBB cardboard paper folding box board :
1. Strong stiffness.
2. High quality.
3. Excellent folding endurance.

Product Description

FBB cardboard paper folding box board

Application:

Suitable for luxury boxes, cigarette, cup, children's books, soft shell face book, paperback covers, brochures, and other hard-liners.

The technical specification of the ivory board
Physical properlics	Unit	Tolerance	Parameter						Reference standard
Basis Weight	g/m²	±3%	190	210	230	250	300	350	ISO 536
Thickness	μm	±3%, max 15μm	245	275	315	345	420	495	ISO 534
Stiffness ( CD)	mN·m		≥2.1	≥2.2	≥2.9	≥3.8	≥6.5	≥10.0	ISO 2493
Stiffness ( MD)	mN·m		≥3.0	≥3.1	≥6.5	≥7.0	≥12.0	≥18.5	ISO 2493
Moisture	%	±1.0	7.0						ISO 287
Roughness-top	μm		≤1.5						ISO 8791-4
Brightness D65/10 -top	%	±2.0	90						ISO2470-1
Gloss-top	%	±5	50						TAPPI 480
IGT-top	m/s		≥1.2						ISO 8254-1
Cobb 60s-top	g/m²	±10	40						ISO 535
Scott Plybonding	J/m²		≥130						TAPPI 569
Squareness	mm		≤2.0						GB/T 451.1
Size Deviation	mm		≤2.0						GB/T 451.1
Test condition: temp 23℃;RH 50%.