
Axial Fan for Road and Rail Tunnels
From an enterprise perspective, it is necessary to strengthen the Mining Local Ventilator, Local Air Supply Fan, Centrifugal Blower independent brand building, enhance our technological innovation capabilities, and thereby enhance our product competitiveness. Our requirement for employees is to hope that everyone will take the common goal as the starting point and end of all kinds, and unite sincerely on the basis of job responsibility. We pay attention to the interests of customers and try to create all sorts of opportunities to get their greatest satisfaction. And It is our great pleasure if you like to have a personally meeting in our office. Our production have been exported to more than 30 countries and regions as first hand source with lowest price.
Coal Mine Explosion-proof Blower:
FBD series explosion-proof press-in convective axial flow local fan for coal mine, the product is manufactured in full accordance with MT755-1997 "Technical Conditions for Counter-rotating Local Fan". The product has the characteristics of reasonable structure, complete specifications, high efficiency, obvious energy-saving effect, low noise and long air supply distance. This product is currently the most ideal performance for coal mine ventilation equipment at home and abroad. Its structural characteristics are mine flameproof type, counterrotation, sound attenuation, and axial flow type. There is no pollution to the environment, and it is a high-efficiency and energy-saving product.

Serial no. | Machine no. | Air volume (m3/min) | Full pressure (Pa) | Power (KW) |
1 | 3.5/4.4 | 133-90 | 715-1320 | 2.2×2 |
2 | 4/3 | 111-56 | 172-1800 | 1.5×2 |
3 | 4/4.4 | 136-72 | 251-1880 | 2.2×2 |
4 | 4/6 | 150-86 | 351-1956 | 3×2 |
5 | 5/8 | 210-120 | 331-2503 | 4×2 |
6 | 5/11 | 228-132 | 371-2950 | 5.5×2 |
7 | 5/15 | 245-150 | 380-3524 | 7.5×2 |
8 | 5.6/15 | 274-164 | 375-3750 | 7.5×2 |
9 | 5.6/22 | 340-210 | 405-4418 | 11×2 |
10 | 5.6/30 | 395-250 | 450-4470 | 15×2 |
11 | 6.3/30 | 420-260 | 413-4950 | 15×2 |
12 | 6.3/37 | 486-292 | 513-5130 | 18.5×2 |
13 | 6.3/44 | 525-310 | 600-5263 | 22×2 |
14 | 6.3/60 | 590-390 | 760-5800 | 30×2 |
15 | 7.1/60 | 620-396 | 603-6450 | 30×2 |
16 | 7.1/74 | 672-480 | 800-6500 | 37×2 |
17 | 7.1/90 | 738-400 | 1100-6700 | 45×2 |
18 | 8.2/74 | 630-270 | 420-6900 | 37×2 |
19 | 8.2/90 | 654-380 | 600-7600 | 45×2 |
20 | 8.2/110 | 790-550 | 680-8200 | 55×2 |
21 | 8.2/150 | 964-546 | 700-8600 | 75×2 |
22 | 10/60 | 1170-814 | 745-2733 | 30×2 |

A coal Mine Explosion-proof Blower is a fan used in explosion hazard occasions, which must meet explosion-proof requirements in addition to the fan characteristics required by working conditions.
On the one hand, Coal Mine Explosion-proof Blowers must adopt explosion-proof motors; On the other hand, the overcurrent parts of explosion-proof fans (impellers, volutes, etc.) must be made of soft and hard materials, generally speaking, that is, between rotating parts and fixed parts, one soft and one hard to prevent sparks caused by friction or collision between components in the event of failure. The more common material combination is that the blades, front disc, rear disc and blade rivets of the impeller are duralumin made of 2A01 material, and the volute is made of galvanized sheet.
If the impeller is made of duralumin and does not meet the strength requirements, the galvanized sheet impeller can also be used, and the surface of the volute is covered with a thin duralumin lining.
In the meantime, our company staffs a group of experts devoted to your advancement of Axial Fan for Road and Rail Tunnels. Our company has been implementing the corporate philosophy of 'science and technology, innovation, and dedication' to develop in an all-round way and pursue excellence since its establishment. Our agile business handling and well-organized systems will give you trust and satisfaction from initial inquiries to final shipment in the most reasonable manner, no matter where you are in the world. As a long-term business partner, we look forward to helping you in your business.
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