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1400 Series Granulators Chapter 7: Appendix 32 of 43
Chapter 7: Appendix
7-1 Recommended Torque for Screws
(Grade 8 alloy steel heat-treated screws)
MM Screw Size
6
8
10
12
16
19
20
24
Inch Screw Size
1/4
5/16
3/8
7/16
1/2
5/8
3/4
7/8
1
Torque Ft. Lbs.
13
26
46
76
110
220
400
635
870
Threads must be dry. Screw threads should be wiped with an oil-dampened cloth before
installation to prevent galling.