DIAMETER	200MM*500MM*5MM
THICKNESS	5MM
SURFACE TREATMENT	Sand blasting/Polishing
COLOUR	OEM color
MATERIAL	Aluminum A380
TECHNOLOGY	Cast Aluminum
APPLICATION	Air exhauster

Blade Shape: The shape of the fan blade can be almost anything from square to round to rectangular. The corners are typically always rounded for greater efficiency and less noise. In most cases, large square blades are used to obtain the highest volume with the lowest noise.Q: Can you cheaper ? A: We have many different types fiberglass steel exhaust fan to choose, all the products with high quality. If you really want to cheaper fans, we suggest you choose the low stage product, we also can guarantee the quality1.Packaging Detail: a.clear bags inner packing, cartons outer packing, then pallet. b.as per customer's demand for hardware stamping parts. 2.Payment: T/T,30% deposits advance; 70% balance before delivery. 3.Shipping : 1.FedEx/DHL/UPS/TNT for samples, Door-to-Door; 2.By Air or by Sea for batch goods, for FCL;Airport/ Port receiving; 3.Customers specifying freight forwarders or negotiable shipping methods! Delivery Time: 3-7 days for samples; 5-25 days for batch goods.1.Forced ventilation of AC and DC motors and traction motors. 2.Paint spray booth exhaust. 3.Fume hood exhaust. 4.Welding fume exhaust. 5.Process cooling and exhaust of machinery and/or systems.