PFI Sheet Former The original PFI mill Ranked by EUCEPA as the best laboratory beater Ranked by EUCEPA as the best laboratory beater. Provides outstanding economy through rapid operation and a small pulp volume. Can be used for routine beating and research purposes. The beating conditions can be varied within wide limits. Extremely good repeatability. 5-40 g pulp can be beaten in concentrations between 5% and 50% (maximum 450 ml suspension). Specification