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18-32 Edition 47
Track Loaders
Production and Machine Selection Nomograph
●
To find required bucket payload and bucket size
1) Enter Scale A cycles per hour (100) and B hourly
production 200 m
3
/hr (262 yd
3
/hr).
2) Connect A and B and extend to C to find required
payload 2.0 m
3
(2.62 yd
3
).
3) Connect C to bucket fill factor on Scale D (110%)
and extend to E to find required bucket size 1.8 m
3
(2.35 yd
3
).
4) Transfer Scale A and C readings to nomograph on
following page.
200
180
160
140
120
100
80
60
50
40
30
25
20
18
16
14
12
10
9
8
7
6
1000
800
600
500
400
300
200
150
120
100
80
60
50
40
30
20
15
12
10
700
600
500
400
300
200
150
100
80
60
50
40
30
20
15
12
10
8
7
5
6
4.5
5 4
3.5
3 4
2.5
2
3
1.5 2
1
1
1.5
1
1.5
1
1.25
1.5
2
2
4
4
5
7
5
4.5
3
3.5
2.5
.75
6
3
120%
100
80
60
50
40
A
B
C
D
E
Cycles
per Hour
Hourly
Production
Required
Required
Payload
Volume
Bucket Fill
Factor
Required
Bucket
Volume
yd
3
m
3
m
3
/cycle yd
3
/cycle
yd
3
/hr
m
3
/hr