Product Introduction

DACHENG MACHINERY offers a full range of multistage centrifugal blowers with 20 models to choose from. We have the right blower for your application today, and our Research and Development department is continuously working on new models to meet your evolving needs tomorrow.
C100 Multistage Centrifugal Blower:
Pressure: -49 - 78.4 Kpa
Air capacity: 100 m³/min.
Dacheng manufactures blowers, process control systems, and provides complete blower packages with accessories to meet a wide variety of applications.
Model and Technical Details
Using Environment | Transport Media | Air, Neutral Gases |
Inlet Temperature (ºC) | 0 ~ 40ºC | |
Inlet Pressure (kPa A) | 101.32 kPa.A | |
Blower | Model | C100 |
Air Capacity (m³/min) | 0 ~ 100 | |
Rotation Speed (r/min) | 0 ~ 3550 | |
Transmission Form | Directly Connected by Couplings | |
Pressure (kPa) |
78.4 kPa pressure -49.0 kPa vacuum |
|
Lubrication Method | Oil Splash Lubrication | |
Cooling Method | Air Cooled | |
Sealed Form | Labyrinth Seal + Carbon Ring Seal + Suction Seal | |
Axial Balance Device | With Axial Balance Plate | |
Safety Device | Bearing Temperature and Vibration Sensor | |
Noise at 1 Meter from the Blower | ≤80 dB | |
Motor | Model | Energy Efficient Broadband Motor |
Power (kW) | 55-200 | |
Power Supply | 380V, 30~70Hz, 3 Phases or Customize | |
Degree of Protection | IP55 | |
Rotation Speed (r/min) | 3550 | |
Efficiency | IE3 | |
Explosion Protection Rating | Customize | |
Insulation Class | F | |
Material | Blower Case | HT250 |
Impeller | ZL105 Aluminum Alloy | |
Wallboard | HT250 | |
Oil Tank | ZL104A Aluminum Alloy | |
Bearing | SKF Bearing | |
Coupling | JM200 + Flexible Diaphragm Couplings | |
Spindle | 45# Conditioning | |
Installation | Fixed Way | Placed Directly Without Need for Anchor Bolts |
Advantages
1. Energy-efficient.
2. Non-bolt installation.
3. Customized high-speed efficient broadband motor.
4. Monitoring device.
5. Air cooling.
6. Long service life.
7. American Shell lubricant.
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1- Energy-efficient:
Adopts American Gardner-Denver technology. The rotation speed of the blower is 3600 rpm. The faster rotation speed, the greater centrifugal force, the higher efficiency, and the lower power. In the same air capacity and pressure, the energy consumption of the multistage centrifugal blower is 15-25% lower than that of the roots blower.
2- Non-bolt installation:
Small tremors, the bearing vibration of the blower is <4 mm/s. Our multistage centrifugal blower is the only non-bolt installation blower in China.
3- Customized high-speed efficient broadband motor:
Motor frequency is 30-70 Hz, rotation speed of motor is 4000 rpm. The bearing of the motor is Sweden SKF Bearing. The main shaft of the motor is ceramic-plated to eliminate magnetism.
4- Monitoring device:
The monitoring device real-time monitors electricity, voltage, rotation speed, vibration, and temperature. When the temperature or vibration of the blower exceeds the set range, the monitoring device will automatically shut off to protect the blower.
5- Air cooling:
The bearing and oil box are located at both ends of the blower to isolate the heat of the rotors, and there is a fan for cooling. Air cooling can be used in low temperatures and reduce operating costs.
6- Long service life:
The blower casing is made of HT250 high-grade cast iron. The impeller is cast from aluminum alloy. The bearing uses Swedish SKF bearings. The service life of the multistage centrifugal blower is about 10 years.
7- American Shell lubricant:
The multistage centrifugal blower uses American Shell lubricant. This lubricant reduces bearing wear and maintenance costs compared to grease.
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Blower Shell Structure:

1. The blower shell is made of high-quality cast iron. The pressure is adjusted by changing the number of impellers.
2. There are various options for inlet and outlet orientation design, allowing users to choose based on their site conditions.
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Rotor Device

1. The impeller is cast using gravity, with a steel mold to ensure accuracy.
2. Each single impeller is statically balanced, and the assembled rotor is dynamically balanced to ensure smooth operation.
3. Each series of blowers is designed with a variety of impeller performances.
4. The balance plate is a utility model patented technology, significantly reducing axial force on the bearing, improving efficiency, and extending bearing life.
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Complete Blower

1. The entire structure of the blower has a patent for appearance.
2. The blower and motor are fixed on a steel base. The entire blower can be placed directly on a hardened cement floor without anchors, making it easy to install.
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Bearing Device

1. The bearing device is fixed at both ends of the blower, significantly reducing bearing temperature and making routine maintenance easier.
2. Shaft seal uses labyrinth seal, carbon ring, and suction seal. The suction seal is a utility model patent.
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Applications

1. Municipal and industrial water treatment/sewage treatment biochemical aeration
2. Steel, chemical, and carbon black industry high-pressure air supply
3. Desulfurization system
4. Zinc plating technique
5. Mine flotation
6. Process gas supply
7. Landfill gas extraction
8. Pneumatic transmission
9. Vacuum pumping application
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Packaging:
Bubble film or as per customer requirements
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Certificates:
ISO9001 and CE certificate
FAQ
1. What information should I provide when inquiring?
A: Air capacity
B: Pressure
C: Purpose
D: Use environment (temperature, atmospheric pressure)
Other special requirements are also appreciated.
2. How long is your warranty?
Our warranty is 12 months after receiving the multistage centrifugal blowers.
3. How long is the service life of multistage centrifugal blowers?
About 10 years under normal use.
4. What are your packing terms?
A: Generally, we pack our goods in bubble film. If you have a legally registered patent, we can pack the goods in your branded boxes after obtaining your authorization letters.
5. How does your factory control product quality?
We have a quality inspection department. Before shipping, we check each product. If there is a quality issue, we will produce a new one.
6. What are your payment terms?
1. TT 40% as advance payment and 60% after inspection before shipping.
2. 100% Irrevocable L/C at sight.
Contact Us
Shandong Dacheng Machinery Technology Co., Ltd.
Address: Zhangqiu Mingshui, Jinan City, Shandong Province, China 250200.
Website: http://www.chinadicheng.com
Tel: +86 0531-83216898
Fax: +86 0531-83216898
Cellphone: +86 013188890202
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