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3
⁄
4
5
⁄
8
1
⁄
2
7
⁄
16
3
⁄
8
5
⁄
16
1
⁄
4
3
⁄
16
IMPERIAL BELT ROLL DIAMETERS
0 200 400 600 800 1000 1200 1400 1600 1800 2000 2200 2400 2600
180
170
160
150
140
130
120
110
100
90
80
70
60
50
40
30
20
10
BELT LENGTH — FEET
BELT GAUGE — INCHES
UNCRATED BELT ROLL DIA. — INCHES
1
1
⁄
2
1
1
⁄
4
1
1
⁄
8
1
7
⁄
8
BELT ROLL DIAMETERS UNCRATED
FORMULA FOR LENGTH AND DIAMETER
D= SQRT OF (15.3Lt +S)
L= (D2 -S)/(15.3*t)
D= Diameter in inches
L= Length in ft
t= Gauge of the belt in inches
S= Square of core diameter in inches
(diameter of the core is 16" typically
and used in this chart)
90
FACTORY MAXIMUMS
DIAMETER - 168"
WEIGHT - 50 TONS
SHIPPING LIMITATIONS
(WITHOUT SPECIAL PERMIT)
Truck:
Diameter - 122"
weight - 20 Tons
Lowboy:
Diameter - 144"
weight - 18 Tons
RAILROAD:
Diameter - 156"
weight - 85 Tons
* = uncrated
41
Installation, Maintenance & Troubleshooting Guide
Belt Roll DIameters