Pneumatic conveying equipment

Explosion-proof Roots blowers

Introduction:

Under flammable and explosive conditions, even slight misoperation of the fan can lead to safety accidents, while ordinary fans often fail to meet explosion-proof requirements, leading to frequent shutdowns and high maintenance costs. This explosion-proof Roots blower adopts a fully explosion-proof structural design, with materials and processes that meet explosion-proof standards selected from the motor to the impeller, helping to deliver gas stably and safely in hazardous environments, ensuri

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Under flammable and explosive conditions, even slight misoperation of the fan can lead to safety accidents, while ordinary fans often fail to meet explosion-proof requirements, leading to frequent shutdowns and high maintenance costs. This explosion-proof Roots blower adopts a fully explosion-proof structural design, with materials and processes that meet explosion-proof standards selected from the motor to the impeller, helping to deliver gas stably and safely in hazardous environments, ensuring worry-free production.

Product description

This product is specially designed for industries requiring explosion-proof treatment, such as chemical, petroleum, and coal mining. It is a three-lobe Roots blower that integrates high efficiency, safety, and durability. Its core components are finely machined and combined with a unique sealing structure, allowing continuous operation in environments containing flammable and explosive gases, effectively reducing leakage risks while maintaining low noise and vibration.

Product features

  • Explosion-proof motor and impeller: Uses explosion-proof ExdII.BT4 motor, with impeller material treated strictly for explosion-proof treatment to eliminate spark hazards.

  • High efficiency and energy saving: Optimized three-lobe rotor profile with high volumetric efficiency, reducing energy consumption by 5%~10% compared to similar products.

  • Low-noise operation: Equipped with silencers and vibration-damping bases, operating noise is controlled below 85dB(A), improving the working environment.

  • Reliable performance: The main components use relatively high-strength alloy steel, which undergoes heat treatment and wear-resistant coatings, extending the lifespan by more than 30%.

Product prices

This product is a customized device. Different working conditions have varying requirements for air volume, pressure, motor power, and explosion-proof rating, so prices should be calculated based on specific parameters. Please provide your usage scenarios and requirements, and we will provide you with a detailed quotation.

Service commitment

  • Includes technical selection plans and on-site survey services to help the equipment stabilize and match operating conditions.

  • The main unit comes with a 12-month warranty, and during the warranty period, non-human faults are repaired or replaced free of charge.

  • 7× 24-hour after-sales hotline response, with engineers arranging to arrive on-site within 48 hours to handle any emergencies.

  • We provide long-term technical support and spare parts supply, with regular follow-up inspections to extend equipment service life.

Specifications

Parameter nameParameter content
Airflow range5~80 m³/min
Pressure range9.8~98 kPa
Motor power2.2~132 kW
Explosion-proof ratingExdII.BT4 (customizable ExdII.CT4)
Rotational speed980~2950 rpm
Transmission methodDirect drive or belt drive
Noise≤ 85 dB(A)
Applicable mediumAir, mixed gases (flammable and explosive)

Frequently Asked Questions about Model Selection

The most frequently asked questions before placing an order. If you can't find the answer, you can leave a message or consult online.

Material name and characteristics (particle size, bulk density, moisture content, whether fragile, worn, and moisture-absorbent), conveying volume, conveying distance (horizontal/vertical), number of start and end points, and whether there are explosion-proof or cleanliness requirements on site. The more complete the information, the closer the quote is to the final version.
Yes, you can. The company has established a comprehensive pneumatic conveying testing center, supporting preliminary testing of materials and issuing measured data (air consumption, wind speed, wear, and crushing rate), which then determines the model and system configuration.
Transmission equipment and pipeline fittings are self-produced, with self-developed automation control cabinets. Solution design, manufacturing, electrical control, installation, and commissioning are all integrated, with no subcontracting and a clear responsibility interface.

Get technical solutions and quotes for this model

Specify materials and operating conditions; engineers calculate selection parameters and provide configuration lists; Drawings and technical documentation for this model can also be requested directly.

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