ISO 11093-7:2011
Paper and board - Testing of cores - Part 7: Determination of flexural modulus by the three-point method

Standard No.
ISO 11093-7:2011
Release Date
2011
Published By
International Organization for Standardization (ISO)
Latest
ISO 11093-7:2011
Scope
This part of ISO 11093 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 1000 mm. If the flexural modulus has to be used for the calculation of a paper core’s natural frequency, ISO 11093-8[2] applies instead of this International Standard.

ISO 11093-7:2011 Referenced Document

  • ISO 11093-1 Paper and board - Testing of cores - Part 1: Sampling
  • ISO 11093-3 Paper and board - Testing of cores - Part 3: Determination of moisture content using the oven drying method

ISO 11093-7:2011 history

  • 2011 ISO 11093-7:2011 Paper and board - Testing of cores - Part 7: Determination of flexural modulus by the three-point method
  • 1997 ISO 11093-7:1997 Paper and board - Testing of cores - Part 7: Determination of flexural modulus by the three-point method
Paper and board - Testing of cores - Part 7: Determination of flexural modulus by the three-point method



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