CFM compressed air pre-filters

Předfiltr CFM pro stlačený vzduch z kompresoru do 20 bar

Prefilters designed to effectively remove solid impurities, odours, hydrocarbons, oil, water and vapours from compressed air
black painted aluminium body, threaded connection with internal pipe threads
operating temperature range +1.5 to +65 °C, maximum working pressure 20 bar
filter cartridge replacement intervals - 1 x per year or when the pressure gradient reaches 350 mbar; from grade A every 6 months
scope of delivery - filter body and filter cartridge, condensate drainage must be ordered separately

CFM compressed air pre-filters and filtration capacity up to 0.1 um
Ordering number	Flow		Pressure	Thread	Dimensions mm				Weight	Filtration liner
Ordering number	l/min	m³/h	bar	"	and	b	c	d	kg	Filtration liner
CFM-20	1 200	72	20	3/8"	187	88	20	80	0,7	CFM-20V
CFM-21	1 600	96	20	1/2"	256	88	20	80	0,8	CFM-21V
CFM-30	2 500	150	20	1/2"	278	103	25	100	1,3	CFM-30V
CFM-31	3 600	216	20	3/4"	278	106	25	100	1,3	CFM-31V
CFM-40	4 700	282	20	1"	252	125	32	120	2,1	CFM-40V
CFM-41	6 000	360	20	1"	352	125	32	140	2,4	CFM-41V
CFM-42	7 200	432	20	1 1/4"	352	125	32	140	2,4	CFM-42V
CFM-43	8 500	510	20	1 1/2"	450	125	32	160	3,2	CFM-43V
CFM-44	12 500	750	20	1 1/2"	450	125	32	160	3,2	CFM-44V
CFM-50	14 800	888	20	2"	605	160	43	180	5,1	CFM-50V
CFM-51	19 600	1 176	20	2"	605	160	43	180	5,1	CFM-51V
CFM-52	24 000	1 440	20	2 1/2"	685	160	43	200	6,3	CFM-52V
CFM-60	32 800	1 968	20	3"	800	240	60	300	12,9	CFM-60V
CFM-61	46 000	2 760	20	3"	800	240	60	300	12,9	CFM-61V
Reference flow conditions: temperature +20 °C, working pressure 7 bar; for other conditions a correction factor must be used for calculation - please contact us!

Correction factor - Working pressure
Working pressure bar	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20
Correction factor	0,38	0,50	0,63	0,75	0,88	1	1,13	1,25	1,38	1,50	1,63	1,75	1,88	2,00	2,13	2,25	2,38	2,50	2,63

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Brands

Condensate discharge

Connecting

Filtration

Flow

Pressure

Quality class - oils

Quality class - solid impurities

Residual oil

CFM compressed air pre-filters