Cooling pad|Exhaust fan|Ventilation fan|Cone fan|Heating maching|Circulation fan|Poultry equipment|Qingzhou Sanhe Machinery Co.,Ltd.

	Heating equipment
	Ventilation cooling equipment
	Humidity equipment
	Cooling pad production line
	Other equipments

DJF(a)type swung drop hammer exhaust fan (Standard exhaust fan )

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		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 after long time working of metal in the factory cooling, for example broken and air volume decreasing).
		Adopts automatic belt tensioner which can adjust up and tight so that the belt can’t loose and drop .
		The belt pulley adopts more stiffening rib and processed by sandblasting, become attractive, eliminate the
		internal stress and increase own strength efficiently;
		France imported axletree(bearings), high intensity, low noise, long service life.
		Variety sizes of shape and install conveniently.Size of shape(blade): 620mm(24″)、780mm(30″)、
		830mm(32″)、900mm(35″)、1000mm(39″)、1100mm(43″)、1220mm(48″)、1380mm(54″)、1530mm(60″)nine kinds.
		We can manufacture A type belt or B type belt according to the sale of dealer, and satisfy different needs of
		customers.
		SANHE fans were adjusted by advanced computer balancing tester, to smooth operating, reduce noise,
		enhance stability, extend service life.

Bearing imported from France, high intension,low noise,long service life.

The high efficient and energy-saving motor passed the national CCC certification. Also protection class: IP55, insulation class: F grade.

High strength blade impeller and pulley are made of aluminum magnesium alloy ,light weight, excellent elasticity.

Best outstanding experience rivet conntction, best immobility, never loose.

Belt tensioner could avoid loose and dropping of belt.

Swung drop hammers which are made of high quality nylon would guarantee the shutters open and close easily and steadily.

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DJF（a）系列摆转重锤式排风机 Technical Parameter：