Medium (standard medium) paper is used as corrugated or inner layer of carton

Moisture content:  7-9%

Diameter: 115-125cm

Relative humidity: 60 ± 5%

Temperature: 25 ± 30C

SPECIFICATIONS

Basic weight (g/m2) ± 4%	Bursting strength (kgf/cm2)	Ring crush CD  (kgf/6 inch)
105	≥ 2.0	≥ 6.0
115	≥ 2.2	≥ 7.5
125	≥ 2.4	≥ 9.0
150	≥ 3.0	≥ 12.0