Paper machine approach (head box) screening systems, evaluation, inspection and maintenance

• The aims of this paper are to provide basic guidance in the understanding and evaluation of a Paper Machine Approach (PMA) screening system, which is also know as a Head Box screening system.
• This paper is directed specifically to engineers and managers new to the paper industry and/or screening systems.
• The paper includes tips for maintaining system performance, and a troubleshooting guide.

It Provides information on:

• PMA screening goals
• Popular test methods
• Inspection
• Performance evaluation
• Screening system controls

It Benefits:

• Engineers.
• Managers.