1. CHEMICALS DAMAGING TO SUCTION ROLLS W. S. Butterfield P. E. Glogowski
D. F. Bowers
B (027-00) 8/89 PEG

2. SUCTION ROLL SUBCOMMITTEE
1984 Task Group
B (027-00) 8/89 PEG

3. SURVEY RESPONSE
17 Paper Machines
B (027-00) 8/89 PEG

4. 1978 SUCTION ROLL
Subcommittee Survey
B (027-00) 8/89 PEG

5. 1984 SURVEY White Water/Furnish Cleaning Practices Roll Type
Cover and Operating Condition
Inspection and Failures
General Corrosion
B (027-00) 8/89 PEG

6. WHITE WATER
B (027-00) 8/89 PEG

7. WHITE WATER CHEMISTRY
B (027-00) 8/89 PEG

8. CLEANING PRACTICES Code # Product Paper Machine Suction Roll 4 Pulp
None
None
NaOH (pH 13.5), 8
Pulp
None
2/yr.
Boilout (pH?),
High (12,000 lb.) 9
Pulp
24/yr.
Pressure Water 17
Pulp
None
None
B (027-00) 8/89 PEG

9. CLEANING PRACTICES Code # Product Paper Machine Suction Roll
Caustic (pH?),
High (800 psi) White 3
Newsprint
12/yr.
Water (pH 4.8)
50% Caustic (pH?),
High Pressure 13
Newsprint
4/yr.
Water
B (027-00) 8/89 PEG

10. CLEANING PRACTICES Code # Product Paper Machine Suction Roll
Caustic (pH 11-12),
High Pressure 1
Fine
24/yr.
Water
Slime Remover
Drill Holes 2
Fine
(pH?) 4/yr.
by hand
B (027-00) 8/89 PEG

11. CLEANING PRACTICES Code # Product Paper Machine Suction Roll
Cleaners (pH?),
High Pressure (500 psi) 5
Tissue
2/yr.
City Water
Acid - 5-7% (pH?), 6
Tissue
None
12/yr.
Hose off with 7
Tissue
None
fresh water
B (027-00) 8/89 PEG

12. CLEANING PRACTICES Code # Product Paper Machine Suction Roll
NaOh, EDTA
High Pressure (5000 psi) 10
Linerboard
(pH?), 3/yr.
City Water
Linerboard &
Caustic (pH?),
High Pressure Water 12
Sack
2/yr.
and Manually
Caustics & 15
Linerboard
Hydroblast
Dispersants
B (027-00) 8/89 PEG

13. CLEANING PRACTICES Code # Product Paper Machine Suction Roll 11 Medium
None
None
Caustic (pH?), 14
Medium
None
12/yr.
Caustics & Dispersants 16
Medium
Hydroblast
(pH?), 2/yr.
B (027-00) 8/89 PEG

14. CLEANING SHOWERS External Internal Code # (Continuous) Lube Fog Water4 - - - 8
Yes
160° F. pH 7 9
psi
Fresh Water 17 - - - -
B (027-00) 8/89 PEG

15. CLEANING SHOWERS External Internal Code # (Continuous) Lube Fog Water
1 1/2 hr/day, 3 -
pH 4.8, 100° F
180° F, pH 7 13
550 psi - -
pH 5.5, 115° F
B (027-00) 8/89 PEG

16. CLEANING SHOWERS External Internal Code # (Continuous) Lube Fog Water1
None
Fresh, 100° F 2
None - - - -
B (027-00) 8/89 PEG

17. CLEANING SHOWERS
B (027-00) 8/89 PEG

18. CLEANING SHOWERS
B (027-00) 8/89 PEG

19. CLEANING SHOWERS
B (027-00) 8/89 PEG

20. FELT CLEANING
B (027-00) 8/89 PEG

21. FELT CLEANING
B (027-00) 8/89 PEG

22. FELT CLEANING
B (027-00) 8/89 PEG

23. FELT CLEANING
B (027-00) 8/89 PEG

24. FELT CLEANING
B (027-00) 8/89 PEG

25. FELT CLEANING
B (027-00) 8/89 PEG

26. FELT CLEANING
B (027-00) 8/89 PEG

27. ALLOYS AND REPORTED FAILURES
B (027-00) 8/89 PEG

28. ALLOYS AND REPORTED FAILURES
B (027-00) 8/89 PEG

29. SUCTION ROLL INSPECTION
B (027-00) 8/89 PEG

30. INHIBITION
B (027-00) 8/89 PEG

31. COVER AND LOADS
B (027-00) 8/89 PEG

32. COVER AND LOADS
B (027-00) 8/89 PEG

33. CORROSION PROBLEMS
B (027-00) 8/89 PEG

34. CORROSION PROBLEMS
B (027-00) 8/89 PEG

35. SURVEY CONCLUSIONS
B (027-00) 8/89 PEG