ISO 11093-7:2011 specifies a method for the determination, by the three-point method, of the flexural modulus of cylindrical paper and board cores, which meet the following criteria:
internal diameter: 50 mm to 350 mm;
minimum wall thickness: 0,05 × internal diameter, but not less than 10,0 mm;
minimum length of core: 10 × internal diameter, but not less than 1 000 mm.
WITHDRAWN
ISO 11093-7:1997
PUBLISHED
ISO 11093-7:2011
90.93
Standard confirmed
Jul 19, 2022