Quantity Other Units
Grammage (mass on ream basis)
Grammage (mass in grams per square meter)
Thickness
Apparent density
Pounds per ream (lb/ream) per 3000 square feet (lb/3000 ft2)
Pounds per 1000 square feet (lb/1000 ft²)
Millimetres (mm)
Mils (or points or thousandths of an inch)
Kilograms per cubic centimetre (g/cm²)
Pounds per cubic foot (lb/ft²)
Tensile strength
Tensile index (replaced breaking length)
Tensile energy absorption (TEA)
Kilograms-force per 15 millimetre width (kgf/15 mm)
Pounds-force per inch (lbf/in)
0.65378 0.175127
Kilometres breaking length (Km) 9.80665
Kilograms-force meters per square meter (Kgf m/m2) Foot pinds-force per square foot (ft lbf/ft2)
9.80665 14.5939
Grams per square meter (g/m2)
Grams per square meter (g/m2)
Micrometers (µm)
Kilograms per square meter (kg/m2)
Kilonewtons per meter (kN/m)
Newtonmeters per gram (N m/g)
Joules per square meter (J/m²)
Tearing strength
Tear index (replaced tear factor)
Bursting strength
Grams-force (gf) 9.80665
Computed as 100 grams-force per gram per square meter (100 gf(g/m²))
Kilograms-force per square centimetre (kgf/cm²)
0.0980665
Pounds-force per square inch - psi (lbf/in²) 98.0665 6.89476
Millinewtons (mN)
Millinewtons sq. meters per gram (mN m²/g)
Kilopascals (kPa)
Burst index (replaced burst factor)
Z-direction strength properties (unit as appropriate)
computed as grams-force per square centimetre per gram per square meter ((gf/cm² /(g/m²))
Kilograms-force per square centimetre (kgf/cm²)
Pounds-force per square inch (lbf/in²)
Foot pounds-force per square inch (ft lbf/in²)
0.0980665
Kilopascals sq. meters per gram (kPa m²/g)
98.0665 6.89476
2101.5
Kilopascals (kPa)
Kilopascals (kPa) Joules per square meter (J/m²)
Concora Medium Test (CMT)
Ring Crush Test (RCT)
Edgewise compressive strength (ECT)
Flat crush resistance of corrugated board (FCT)
Flat crush resistance of corrugated board (FCT)
Kilograms-force (kgf)
Pounds-force (lbf)
Kilograms-force per centimetre (kgf/cm)
Pounds-force (for a 6-inch length) (lbf/6 in)
Pounds-force per inch (lbf/in)
Kilograms-force per square centimetre (kgf/cm²)
Pounds-force per square inch (lbf/in²)
9.80665 4.44822
0.980665 0.02919
Newtons (N)
Kilonewtons per meter (kN/m)
0.175127
98.0665
6.89476
Kilonewtons per meter (kN/m)
Kilopascals (kPa)
Kilopascals (kPa)