Great Plains 2525P Material Rate - Manual (Page 52)

Great Plains Mfg., Inc.
50
118-231B 03/23/2010
2025-P 38" ROWS 2525-P
ATTENTION ! ! ! (For all seed corn types)
6 Finger Meter
Great Plains always recommends test stand calibration of the finger meter to the population and ground speed desired .
For Round Corn optimum meter speed is 45 to 75 RPM
( Shaded & Non shaded areas )
Range Sprockets:
Driver =
60 For Flat Corn optimum meter speed is 60 to 75 RPM
Driven = 15 (Shaded area)
Ground Speed
Transmission 7 mph 6.5 mph 6 mph 5.5 mph 5 mph 4.5 mph 4 mph 3.5 mph
Combinations Seed Seed
Population Spacing Meter Meter Meter Meter Meter Meter Meter Meter
Driver Driven (seeds/acre) (inches) (rpm) (rpm) (rpm) (rpm) (rpm) (rpm) (rpm) (rpm)
17 28 9,256 17.8 69 64 59 54 49 Not Recommended
17 27 9,599 17.2 72 67 61 56 51 46
17 26 9,968 16.6 74 69 64 58 53 48
19 28 10,345 16.0 72 66 61 55 50
17 25 10,367 15.9 72 66 61 55 50
19 27 10,729 15.4 74 69 63 57 51 46
17 24 10,799 15.3 75 69 63 58 52 46
19 26 11,141 14.8 71 65 59 53 48
17 23 11,269 14.6 72 66 60 54 48
19 25 11,587 14.2 74 68 62 56 49
19 24 12,070 13.7 71 64 58 51 45
23 28 12,523 13.2 73 67 60 53 47
19 23 12,594 13.1 74 67 60 54 47
23 27 12,987 12.7 69 62 55 48
24 28 13,068 12.6 70 63 56 49
23 26 13,487 12.2 72 65 58 50
24 27 13,552 12.2 72 65 58 51
25 28 13,612 12.1 73 65 58 51
17 19 13,641 12.1 73 65 58 51
23 25 14,026 11.8 75 67 60 52
24 26 14,073 11.7 75 68 60 53
25 27 14,117 11.7 75 68 60 53
26 28 14,157 11.7 75 68 60 53
23 24 14,611 11.3 70 62 55
24 25 14,636 11.3 70 62 55
25 26 14,659 11.3 70 63 55
26 27 14,681 11.2 Not Recommended 70 63 55
27 28 14,701 11.2 71 63 55
23 23 15,246 10.8 73 65 57
28 27 15,810 10.4 67 59
27 26 15,832 10.4 68 59
26 25 15,856 10.4 68 59
25 24 15,881 10.4 68 59
24 23 15,909 10.4 68 59
28 26 16,419 10.1 70 61
27 25 16,465 10.0 70 61
26 24 16,516 10.0 70 62
25 23 16,572 10.0 71 62
19 17 17,039 9.7 73 64
28 25 17,075 9.7 73 64
27 24 17,152 9.6 73 64
26 23 17,234 9.6 74 64
28 24 17,787 9.3 66
27 23 17,897 9.2 67
23 19 18,455 8.9 69
28 23 18,560 8.9 69
24 19 19,258 8.6 72
25 19 20,060 8.2 75
23 17 20,627 8.0
26 19 20,863 7.9
24 17 21,524 7.7
27 19 21,665 7.6
25 17 22,420 7.4
28 19 22,468 7.3
26 17 23,317 7.1
27 17 24,214 6.8
28 17 25,111 6.6