Exhaust fan,blower,air coolers,ventilation fans,China China Sanhe price supplier

This is our swung drop hammer exhaust fan(standard exhaust fan).The exhaust fan has many advantages:

1)The fan blade is stainless steel,big air volume,without distortion, no broken,attractive and durable.(adopting aluminum fan blade in the past,which had some problems caused by long time working of metal in the factory cooling, for example broken and air volume decreasing).

2)Adopts automatic belt tensioner which can adjust up and tight so that the belt can't pine and drop.

3)The strap wheel adopts more stiffening rib and processed by standblasting,become attractive,eliminate the internal stress and increase own emphasis efficiently;France imported axletree(bearings),high intensity,low noise,long service life.

4)Variety sizes of shape and install conveniently.

5)Size of shape (blade):780mm(27''),830mm(30''),900mm(31''),1000mm(39''),1100mm(40''),1220mm(43''),1380mm(50''),1530mm(55'') eight kinds.

6)We can manufacture A type strap or B type belt according to the dealer, and satisty different needs of customers.

7)SANHE fans were adjusted by advanced computer balancing tester,to smooth operating,reduce noise,enhance stability,extend service life.

The specifications:

Model specifications	Diameter blades mm	Blades rotational speed rpm	Motor rotational speed rpm	Air flow m/h	Total pressure	Noise decibels	Import power	Rated voltage	High mm	Width mm	Thick mm
DJF(a)-780	710	960	960	23000	75	≤ 70	750	380	780	780	420
DJF(a)-830	720	660	1400	22000	60	≤ 60	550	380	830	830	400
DJF(a)-900	750	630	1400	28000	65	≤ 65	370	380	900	900	400
DJF(a)-1000	900	610	1400	30000	70	≤ 70	750	380	1000	1000	400
DJF(a)-1100	1000	600	1400	32500	70	≤ 70	750	380	1100	1100	400
DJF(a)-1220	1100	460	1400	38000	73	≤ 70	750	380	1220	1200	400
DJF(a)-1380	1250	439	1400	44000	56	≤ 70	1100	380	1380	1380	400
DJF(a)-1530	1400	325	1400	55800	60	≤ 70	1500	380	1530	1530	400

we also produce swung drop hammer exhaust fan ,centrifugal shutter system exhaust fan,double shutter type exhaust fan,cone fans,hanging exhaust fan ( cow house exhaust fan.) and air circulation fans.