NBN EN 25264-2 : 1995

National foreword
Cooperating organizations
Methods
0. Introduction
1. Scope
2. Field of application
3. References
4. Principle
5. Apparatus and auxiliary materials
6. Preparation of sample
7. Procedure
8. Test report
Annexes
A. PFI mill
B. Maintenance of the PFI mill
Figure
Principle elements of the PFI mill

Describes a method, using a PFI mill, for laboratory beating of pulp. Includes furnishing and beating of stock, the withdrawal and distribution of samples, and beating equipment. Beating is a preliminary step in testing physical properties of pulp. Part 1 gives a method of laboratory beating using a Valley beater and Part 3 a method using a Jokro mill.