Maa Steel Technology - The biggest Industrial Exhaust Fan Manufacturer & Importer in Bangladesh ( 01925769774 ). Our company has advanced producing equipment’s and expert technical force. We have a large number of customers all over the country. Our main product is Industrial Exhaust Fan, Industrial Heavy Duty Fan, Axial & Axial Fan, Evaporative Cooling Pad, Roof Mounted Ventilation, Natural Turbine Ventilation and Centrifugal System Exhaust Fan. The products are all energy saving, smooth operation, low noise, stable performance solid and durable with elegant appearance. Products are widely used in the Textile, Chemical, Pharmaceutical and all kinds of Industry or Store. MST always committed to highly provide service for Customer. We provide best quality, first-rate and all time customer service.

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best Butterfly Cone Fan

Maa Steel Tech Offer Best Quality Butterfly Cone Fan

Butterfly cone fan has become very popular and mostly used product in Bangladesh. Buy from your hand from Maa Steel Technology Company branch in Bangladesh.


At present situation, MST Butterfly Cone Fan has become very trendy in all districts in Bangladesh. Most of the people of every district use butterfly cone fan with full of satisfactions. Maa Steel Technology offering the best quality Butterfly Cone Fan, that’s why; it has become very popular in the country.

  1. MST Butterfly Cone Fan Description

Products Features:

  • Advanced front twofold door design, small wind resistance, high efficiency, good sealing.
  • The cone part adopts plug-type connection, and do not need many bolts and nuts for tightening as before, which reduce intensity of labor and improve the aesthetic extent of a fan.
  • When the two semicircle shutter doors close, the rubber sealing ring makes good air tightness, which can avoid effectively the outside air from entering the room from other unworking fans and improve the working efficiency of 15-20%.
  • Blade: 6 pieces of mirror finished stainless steel blades, attractive and durable with big air volume, low noise, no distortion, no broken.
  • Belt tensioner: made of high-quality aluminum-magnesium alloy, avoiding belt loosening or dropping off, extending the service life of the belt and avoiding distortion.
  • Motor: high efficient and energy-saving with CCC certificate. Protection class: IP55, Insulation class: F.
Model specifications Diameter blades- mm Blades rotational speed- rpm Motor rotational speed- rpm Air flow m3/h Total pressure-Pa Noise decibels Import power- W Rated voltage- V High mm Width mm Thick mm
 MST(a)-900(30’’) 750 630 1400 24000 65 ≤65 370 380 900 900 930
MST(a)-1100(40’’) 1000 600 1400 36000 70 ≤65 750 380 1100 1100 1150
MST(a)-1220(43’’) 1100 460 1400 41000 73 ≤65 750 380 1220 1220 1200
MST(a)-1380(50’’) 1270 439 1400 51020 80 ≤65 1100 380 1380 1380 1300
  1. Everon Shutter Cone fan Description

Products Features:

  • Reasonable cone designed with big air volume, low noise, low cost.
  • Blades: 6 pieces of mirror finished stainless steel blades, attractive and durable with big air volume, low noise, no distortion, no broken.
  • Shutter: made of high-quality PVC or aluminum sheet, antioxidant, light weight, no distortion, and flexible operation.
  • Frame: made of galvanized steel sheet, one-off molded, anti-corrosive and durable.
  • Belt pulley: made of aluminum magnesium alloy, light weight, high strength and good toughness.
  • Bearing: imported double-row bearing, super mute, high intention and durable.
  • Motor: high efficient and energy-saving motor with CCC certificate. Protection class: IP55, Insulation class: F.



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