PAPER MACHINE VACUUM SELECTION FACTORS

• The purpose of this Technical Information Paper is to provide a reference basis from which paper machine vacuum system airflow requirements may be calculated. Air flow sizing requirements for fourdrinier, press sections, tissue formers and cylinder machines are presented.
• Selection factors given in this TIP are only guidelines. Vacuum system suppliers, machine builders, or application specialists should be consulted for accurate sizing and for specific applications.

It Provides information on:

• Conversion factors.
• Influence of temperatures and altitude.
• Forming section.
• Low vacuum foil & suction box requirements.
• High vacuum suction box requirements.
• Suction couch requirements.

It Benefits:

• Laboratory Personal.
• Maintenance Manager.
• Engineers.
• Analyst.