Great Plains 2525P Material Rate - Manual (Page 46)

Great Plains Mfg., Inc.
44
118-231B 03/23/2010
2025-P 30" 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 = 20 (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 8,794 23.8 52 48
17 27 9,119 22.9 54 50 46 Not Recommended
17 26 9,470 22.1 56 52 48
19 28 9,828 21.3 58 54 50 46
17 25 9,849 21.2 58 54 50 46
19 27 10,192 20.5 60 56 51 47
17 24 10,259 20.4 60 56 52 47
19 26 10,584 19.8 62 58 53 49 45
17 23 10,705 19.5 63 59 54 50 45
19 25 11,007 19.0 65 60 56 51 46
19 24 11,466 18.2 68 63 58 53 48
23 28 11,897 17.6 70 65 60 55 50 45
19 23 11,965 17.5 70 65 60 55 50 45
23 27 12,338 16.9 73 68 62 57 52 47
24 28 12,414 16.8 73 68 63 57 52 47
23 26 12,812 16.3 75 70 65 59 54 49
24 27 12,874 16.2 70 65 60 54 49
25 28 12,932 16.2 71 65 60 54 49
17 19 12,959 16.1 71 65 60 55 49
23 25 13,325 15.7 73 67 62 56 50 45
24 26 13,369 15.6 73 68 62 56 51 45
25 27 13,411 15.6 73 68 62 56 51 45
26 28 13,449 15.5 74 68 62 57 51 45
23 24 13,880 15.1 70 64 58 53 47
24 25 13,904 15.0 70 64 59 53 47
25 26 13,926 15.0 70 64 59 53 47
26 27 13,947 15.0 70 65 59 53 47
27 28 13,966 15.0 71 65 59 53 47
23 23 14,484 14.4 73 67 61 55 49
28 27 15,020 13.9 70 63 57 51
27 26 15,041 13.9 70 63 57 51
26 25 15,063 13.9 70 63 57 51
25 24 15,087 13.9 70 63 57 51
24 23 15,113 13.8 70 64 57 51 45
28 26 15,598 13.4 72 66 59 53 46
27 25 15,642 13.4 72 66 59 53 46
26 24 15,690 13.3 73 66 59 53 46
25 23 15,743 13.3 73 66 60 53 46
19 17 16,187 12.9 75 68 61 55 48
28 25 16,222 12.9 75 68 61 55 48
27 24 16,294 12.8 75 69 62 55 48
26 23 16,373 12.8 69 62 55 48
28 24 16,897 12.4 71 64 57 50
27 23 17,002 12.3 72 64 57 50
23 19 17,533 11.9 74 66 59 52
28 23 17,632 11.9 74 67 59 52
24 19 18,295 11.4 69 62 54
25 19 19,057 11.0 Not Recommended 72 64 56
23 17 19,595 10.7 74 66 58
26 19 19,820 10.5 75 67 58
24 17 20,447 10.2 69 60
27 19 20,582 10.2 69 61
25 17 21,299 9.8 72 63
28 19 21,344 9.8 72 63
26 17 22,151 9.4 75 65
27 17 23,003 9.1 68
28 17 23,855 8.8 70