Process Systems, Inc. (PSI) was founded in 1995 and specializes in maintenance services for paper mill rotary dryers.

1. Repair and rebuilding of paper machine steam joints from major manufacturers - Kadant, Deublin, Metso, Valmet
2. Steam leak repair and seal wear inspection services
3. Support for dryer bearing and gear changes by handling steam joint removal/reinstallation
4. On-site or pre-shutdown steam joint rebuilding
5. Internal siphon equipment inspection, repair and installation
6. Installation and maintenance of spoiler bars
7. Equipment configuration analysis and spare parts recommendations

PSI emphasizes understanding customer equipment to make informed decisions. We can help your paper mill with:

• Steam leak surveys

• Detailed work reports

• Monitor seal wear on steam joints throughout the year

• Proposals for both short shutdowns and annual outages 

• Supports dryer bearing & gear change personnel by removing the affected steam joint equipment prior to the bearing change crew going to work

• ​The PSI team has installed over 50 new sets of spoiler bars since 2021