PAPER AND BOARD - TESTING OF CORES - PART 7: DETERMINATION OF FLEXURAL MODULUS BY THE THREE-POINT METHOD (ISO 11093-7:1997, IDT)
This Malaysian Standard specifies a method for the determination 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: 0,02 x internal diameter or not less than 2,0 mm;
— minimum length of core: 8 x internal diameter or not less than 1 000 mm.