Product Introduction
The 9-26A High Pressure Centrifugal Fan is a heavy-duty industrial fan designed for high-pressure forced ventilation, material transport, and continuous operation. Known for its high efficiency, low noise, wide performance curve, and durability, it is widely used in industries requiring reliable airflow under demanding conditions.
Usage Industries:
- Forging furnaces
- Exhaust gas treatment
- High-pressure ventilation systems
- Industrial material transportation
- General industrial exhaust applications
Application Environment:
- Conveys air and non-corrosive, non-flammable, non-viscous gases
- Medium temperature: ≤ 50°C (up to 80°C)
- Dust & hard particles: ≤ 150mg/m³
- Designed as a replacement for 8-18 and 9-27 series fans
Features & Construction
- Impeller:
- Constructed with 16 carbon steel straight forward blades
- Molded in one piece with the front cover
- Dynamically balanced & calibrated for smooth operation
- Casing:
- Carbon steel volute casing, welded design
- Compact, flexible, and space-saving
- Air Inlet:
- One-piece convergent streamlined structure in carbon steel
- Bolted to front cover for easy assembly and durability
- Frame & Motor:
- Built on B3 frame model
- Equipped with a direct-connected pure copper motor
Types & Parameters
| Type | Machine Numbers | Rotation | Outlet Position | Transmission Mode |
|---|---|---|---|---|
| Type A | No. 3.5, 4, 4.5, 5, 5.6, 6.3 | Right-handed (clockwise) / Left-handed (counterclockwise) | Adjustable 0°–225° (intervals: 22.5° or 45°), total 6 types (0°, 45°, 90°, 135°, 180°, 225°) | Type A / Type D |
| Model | Speed (r/min) | Power (kW-P) | Traffic (m³/h) | Total Pressure (Pa) |
|---|---|---|---|---|
| 3.5A | 2900 | 2.2-2 | 1472-1812 | 2949-2820 |
| 3.5A | 2900 | 3-2 | 1927-2153 | 2761-3407 |
| 4A | 2900 | 5.5-2 | 2198-3215 | 3852-3407 |
| 4A | 2900 | 7.5-2 | 3130-3685 | 4910-4776 |
| 4.5A | 2900 | 11-2 | 3963-4792 | 4661-4256 |
| 5A | 2900 | 15-2 | 4293-6349 | 6035-5381 |
| 5A | 2900 | 18.5-2 | 4293-6762 | 6035-5180 |
| 5.6A | 2900 | 22-2 | 6032-7185 | 7610-7400 |
| 5.6A | 2900 | 30-2 | 7766-9500 | 7218-6527 |
| 6.3A | 2900 | 45-2 | 8588-11883 | 9698-8915 |
| 6.3A | 2900 | 55-2 | 12699-13525 | 8636-8310 |
Technical Specifications
| Specification | Details |
|---|---|
| Material | Carbon steel (impeller & casing), stainless steel optional |
| Traffic / Application | Forging furnaces, exhaust gas treatment, industrial ventilation, material transport |
| Power | Direct-connected motor (B3 model), varies by size |
| Air-flow | Large volume, high-pressure airflow |
| Noise Level | Low noise, vibration-free operation |
| Size / Dimensions | Machine No. 3.5 – 6.3 |
| Motor | Pure copper, dynamically balanced |
| Warranty | 12 months (extendable) |
| Color | Industrial Grey (customizable) |
| Voltage | 220V / 380V, 50Hz |
| RPM | 1450 – 2900 RPM (depending on model size) |
Key Benefits
- Superior high-pressure performance for industrial applications
- Wide efficiency area with stable airflow
- Low noise and minimal vibration during operation
- Durable carbon steel construction for long service life
- Multiple installation positions with adjustable outlet angles
- Trusted replacement for legacy centrifugal fans