TAPPI T 832 om-12 provides a standardized float curl procedure for measuring the time required for corrugating medium to become saturated after floating on water. The method covers scope, significance, required apparatus and materials, sampling, specimen preparation, testing procedure, reporting, precision, keywords, and additional information on alternate methods and artificial aging. It is intended for quality control of corrugating medium and evaluation of water absorptivity related to starch adhesive bonding and corrugating operations.
Application Scope: Applicable to commercially produced corrugating medium, particularly relatively unsized paperboard, for laboratory and mill quality-control testing.