Sukup Grain Drying and Aeration Fan
Airflow Charts

Axial Fans

Airflow for Sukup Axial Fans for Aeration Applications - CFM

		Static Pressure - inches of water
Model	HP	0"	0.5"	1"	1.5"	2"	2.5"	3"	3.5"	4"	4.5"
12"	3/4	1900	1675	1290	815	550	325	100	0	0	0
12"	1	2308	1963	1460	876	595	305	0	0	0	0
14"	1.5	3132	2852	2526	2126	1511	1040	720	0	0	0
18"	2	5450	4850	4250	3600	2800	2000	1500	1050	0	0
18"	3	7000	6600	6150	5575	4850	3950	3100	2400	1900	1700

Certified* Airflow for Sukup Axial Fans for Drying Applications - CFM

		Static Pressure - inches of water
Model	HP	0"	1"	2"	3"	4"	5"	6"	7"	8"
24"	5-7	12,800	11,750	10,300	8600	6250	3350	1900	600	0
24"	7-10	15,200	13,750	12,250	10,500	7600	3900	2100	400	0
28"	10-15	19,050	17,300	15,600	13,600	11,100	7350	4800	2800	700

*Sukup Manufacturing Co. certifies that these fan models have been tested by an independent testing laboratory.

Sukup Axial Fans and Heaters general information page.

Sukup Grain Handlers opening page.

Centrifugal Fans

Certified* Airflow for 1750 RPM Centrifugal Fans - CFM

	Static Pressure - inches of water
HP	0"	2"	3"	4"	5"	6"	7"	8"	9"	10"
3	5300	3800	3400	3000	2600	0	0	0	0	0
5*	9500	7650	6700	6000	5000	0	0	0	0	0
7.5*	12,000	10,400	9400	8500	7700	6700	0	0	0	0
10*	16,000	14,200	13,200	12,200	11,200	10,100	7800	3300	0	0
15*	19,000	17,100	16,200	15,200	14,200	13,200	11,600	8200	0	0
20*	23,600	21,750	20,650	19,600	18,500	17,200	15,800	14,500	12,000	0
30	27,701	22,873	21,958	21,044	20,143	19,251	18,359	17,383	16,403	12,100
30 dbl	34,000	30,300	28,600	27,000	25,500	23,500	21,800	19,500	16,700	13,700
40 dbl	43,400	39,300	37,300	34,600	31,800	29,100	27,200	25,000	22,200	19,000
50 dbl	54,000	47,400	44,000	40,600	37,400	34,000	30,800	28,600	25,800	20,500

*Sukup Manufacturing Company certifies that the designated fan sizes have been determined by an independent fan testing laboratory.

Airflow for 3500 RPM Centrifugal Fans - CFM

	Static Pressure - inches of water
HP	0"	2"	4"	6"	8"	10"	12"	14"	16"	18"	20"	22"
3	3300	2800	2400	1950	1350	900	0	0	0	0	0	0
5	4450	4050	3550	3000	2350	1550	0	0	0	0	0	0
7.5	5050	4600	4250	3850	3400	2900	2350	1650	0	0	0	0
10	7300	6850	6350	5800	5400	4700	3950	2400	0	0	0	0
15	10,050	9500	8850	8050	7350	6350	4750	2650	0	0	0	0
20	10,800	10,350	9850	9300	8700	8150	7550	6850	6150	5200	4100	0
30	14,500	13,800	13,000	12,300	11,600	10,800	10,200	9400	8400	7800	6800	0
40	19,000	18,300	17,200	16,200	15,300	14,300	13,100	11,700	9500	9000	7800	0
50	22,400	21,200	20,100	19,300	18,500	17,750	16,500	15,050	14,175	12,950	11,500	0
60	24,000	23,300	22,600	21,500	20,800	19,500	18,800	17,750	17,000	16,000	15,400	14,500

Airflow for In-Line 3500 RPM Centrifugal Fans - CFM

		Static Pressure - inches of water
Dia.	HP	0"	1"	2"	3"	4"	5"	6"	7"	8"
18"	1.5	2500	2240	1990	1735	1430	0	0	0	0
18"	4.5	4450	3970	3480	3060	2630	1890	1075	0	0
24"	5-7	6370	6100	5815	5480	5150	4935	4715	4375	3935
24"	10-15	7645	7240	6830	6540	6245	5835	5440	5170	4470
28"	10-15	9440	8850	8320	7850	7450	7110	6810	6540	6260

Sukup Centrifugal Fans and Heaters product information page.
- Sukup Grain Handlers page.

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