|
5
Roll Trough
|
Area (ft2)
|
|
Belt
Width
|
Surcharge
Angle (β)
|
Trough Angle (α)
|
|
20°
|
30°
|
35°
|
45°
|
|
16"
|
0°
|
0.054
|
0.086
|
0.097
|
0.118
|
|
5°
|
0.075
|
0.097
|
0.108
|
0.129
|
|
10°
|
0.086
|
0.108
|
0.118
|
0.140
|
|
15°
|
0.097
|
0.129
|
0.140
|
0.151
|
|
20°
|
0.118
|
0.140
|
0.151
|
0.172
|
|
25°
|
0.129
|
0.151
|
0.161
|
0.183
|
|
30°
|
0.151
|
0.172
|
0.183
|
0.194
|
|
18"
|
0°
|
0.075
|
0.108
|
0.129
|
0.161
|
|
5°
|
0.097
|
0.129
|
0.151
|
0.172
|
|
10°
|
0.118
|
0.151
|
0.161
|
0.183
|
|
15°
|
0.140
|
0.161
|
0.183
|
0.205
|
|
20°
|
0.151
|
0.183
|
0.194
|
0.215
|
|
25°
|
0.172
|
0.205
|
0.215
|
0.237
|
|
30°
|
0.194
|
0.226
|
0.237
|
0.258
|
|
20"
|
0°
|
0.097
|
0.140
|
0.161
|
0.205
|
|
5°
|
0.118
|
0.161
|
0.183
|
0.215
|
|
10°
|
0.151
|
0.194
|
0.205
|
0.237
|
|
15°
|
0.172
|
0.215
|
0.226
|
0.258
|
|
20°
|
0.194
|
0.237
|
0.248
|
0.280
|
|
25°
|
0.215
|
0.258
|
0.280
|
0.301
|
|
30°
|
0.248
|
0.280
|
0.301
|
0.323
|
|
24"
|
0°
|
0.151
|
0.215
|
0.248
|
0.301
|
|
5°
|
0.183
|
0.248
|
0.280
|
0.334
|
|
10°
|
0.226
|
0.291
|
0.312
|
0.366
|
|
15°
|
0.258
|
0.323
|
0.344
|
0.388
|
|
20°
|
0.301
|
0.355
|
0.377
|
0.420
|
|
25°
|
0.334
|
0.388
|
0.420
|
0.452
|
|
30°
|
0.377
|
0.431
|
0.452
|
0.484
|
|
30"
|
0°
|
0.248
|
0.355
|
0.409
|
0.495
|
|
5°
|
0.312
|
0.420
|
0.463
|
0.549
|
|
10°
|
0.366
|
0.474
|
0.517
|
0.592
|
|
15°
|
0.420
|
0.527
|
0.570
|
0.635
|
|
20°
|
0.484
|
0.581
|
0.624
|
0.689
|
|
25°
|
0.549
|
0.646
|
0.678
|
0.743
|
|
30°
|
0.614
|
0.700
|
0.732
|
0.786
|
|
36"
|
0°
|
0.377
|
0.538
|
0.614
|
0.743
|
|
5°
|
0.452
|
0.614
|
0.689
|
0.807
|
|
10°
|
0.538
|
0.700
|
0.764
|
0.872
|
|
15°
|
0.624
|
0.775
|
0.840
|
0.947
|
|
20°
|
0.721
|
0.861
|
0.926
|
1.023
|
|
25°
|
0.807
|
0.947
|
1.001
|
1.098
|
|
30°
|
0.904
|
1.033
|
1.087
|
1.173
|
|
42"
|
0°
|
0.517
|
0.743
|
0.850
|
1.023
|
|
5°
|
0.635
|
0.861
|
0.958
|
1.119
|
|
10°
|
0.753
|
0.969
|
1.066
|
1.216
|
|
15°
|
0.872
|
1.087
|
1.173
|
1.313
|
|
20°
|
1.001
|
1.195
|
1.281
|
1.421
|
|
25°
|
1.119
|
1.313
|
1.389
|
1.518
|
|
30°
|
1.249
|
1.432
|
1.507
|
1.625
|
|
48"
|
0°
|
0.689
|
0.990
|
1.130
|
1.367
|
|
5°
|
0.840
|
1.141
|
1.270
|
1.496
|
|
10°
|
1.001
|
1.292
|
1.410
|
1.615
|
|
15°
|
1.163
|
1.432
|
1.550
|
1.744
|
|
20°
|
1.324
|
1.582
|
1.701
|
1.873
|
|
25°
|
1.485
|
1.744
|
1.851
|
2.013
|
|
30°
|
1.658
|
1.905
|
2.002
|
2.153
|
|
|
5
Roll Trough
|
Area (ft2)
|
|
Belt
Width
|
Surcharge
Angle (β)
|
Trough Angle (α)
|
|
20°
|
30°
|
35°
|
45°
|
|
54"
|
0°
|
0.883
|
1.270
|
1.453
|
1.755
|
|
5°
|
1.087
|
1.464
|
1.625
|
1.905
|
|
10°
|
1.281
|
1.647
|
1.808
|
2.067
|
|
15°
|
1.485
|
1.841
|
1.991
|
2.239
|
|
20°
|
1.690
|
2.034
|
2.174
|
2.400
|
|
25°
|
1.905
|
2.228
|
2.368
|
2.573
|
|
30°
|
2.120
|
2.433
|
2.562
|
2.745
|
|
60"
|
0°
|
1.098
|
1.593
|
1.808
|
2.185
|
|
5°
|
1.345
|
1.819
|
2.034
|
2.379
|
|
10°
|
1.604
|
2.056
|
2.250
|
2.583
|
|
15°
|
1.851
|
2.293
|
2.476
|
2.788
|
|
20°
|
2.110
|
2.530
|
2.713
|
2.992
|
|
25°
|
2.368
|
2.777
|
2.949
|
3.208
|
|
30°
|
2.637
|
3.035
|
3.186
|
3.423
|
|
66"
|
0°
|
1.313
|
1.884
|
2.142
|
2.583
|
|
5°
|
1.604
|
2.153
|
2.411
|
2.809
|
|
10°
|
1.927
|
2.433
|
2.659
|
3.057
|
|
15°
|
2.217
|
2.713
|
2.928
|
3.305
|
|
20°
|
2.530
|
2.992
|
3.208
|
3.541
|
|
25°
|
2.831
|
3.283
|
3.488
|
3.789
|
|
30°
|
3.154
|
3.584
|
3.767
|
4.047
|
|
72"
|
0°
|
1.615
|
2.325
|
2.648
|
3.186
|
|
5°
|
1.970
|
2.659
|
2.971
|
3.477
|
|
10°
|
2.336
|
3.003
|
3.294
|
3.767
|
|
15°
|
2.702
|
3.348
|
3.627
|
4.090
|
|
20°
|
3.078
|
3.692
|
3.961
|
4.370
|
|
25°
|
3.455
|
4.058
|
4.306
|
4.682
|
|
30°
|
3.853
|
4.424
|
4.661
|
4.994
|
|
80"
|
0°
|
1.948
|
2.809
|
3.208
|
3.886
|
|
5°
|
2.400
|
3.251
|
3.617
|
4.359
|
|
10°
|
2.863
|
3.681
|
4.036
|
4.736
|
|
15°
|
3.337
|
4.123
|
4.467
|
5.124
|
|
20°
|
3.810
|
4.575
|
4.898
|
5.522
|
|
25°
|
4.306
|
5.038
|
5.339
|
5.931
|
|
30°
|
4.811
|
5.511
|
5.802
|
6.243
|
|
84"
|
0°
|
2.217
|
3.197
|
3.638
|
4.392
|
|
5°
|
2.713
|
3.660
|
4.080
|
4.790
|
|
10°
|
3.218
|
4.133
|
4.532
|
5.188
|
|
15°
|
3.714
|
4.607
|
4.984
|
5.586
|
|
20°
|
4.230
|
5.081
|
5.436
|
6.006
|
|
25°
|
4.758
|
5.576
|
5.909
|
6.426
|
|
30°
|
5.296
|
6.082
|
6.394
|
6.867
|
|
88"
|
0°
|
2.379
|
3.434
|
3.907
|
4.736
|
|
5°
|
2.928
|
3.961
|
4.542
|
5.328
|
|
10°
|
3.488
|
4.489
|
5.048
|
5.791
|
|
15°
|
4.058
|
5.016
|
5.565
|
6.265
|
|
20°
|
4.639
|
5.565
|
6.082
|
6.738
|
|
25°
|
5.242
|
6.125
|
6.620
|
7.223
|
|
30°
|
5.856
|
6.717
|
7.061
|
7.599
|
|
96"
|
0°
|
2.842
|
4.112
|
4.682
|
5.673
|
|
5°
|
3.509
|
4.736
|
5.285
|
6.222
|
|
10°
|
4.176
|
5.371
|
5.899
|
6.770
|
|
15°
|
4.855
|
6.006
|
6.512
|
7.330
|
|
20°
|
5.554
|
6.663
|
7.136
|
7.901
|
|
25°
|
6.265
|
7.330
|
7.782
|
8.482
|
|
30°
|
7.007
|
8.030
|
8.450
|
9.096
|
|
