
Double Stage Ring Blowers
Double Stage Ring Blowers are high-performance air blowers designed to deliver higher pressure and stronger airflow compared to single-stage models. Using advanced dual-stage (double impeller) technology, these blowers provide efficient, oil-free, and continuous air supply, making them ideal for demanding industrial and aquaculture applications.
KEY HIGHLIGHTS
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Dual-Stage Impeller for Higher Pressure Output
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100% Oil-Free & Clean Air Delivery
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High Efficiency with Low Energy Consumption
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Compact & Robust Design
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Low Noise & Vibration
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Suitable for Continuous (24/7) Operation
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Dual Function: Pressure & Vacuum
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Maintenance-Free Operation
Type: Double Stage Side Channel / Ring Blower
Power Range: 0.5 HP to 25+ HP
Flow Rate: 50 to 10,000 m³/hr (model dependent)
Pressure Range: Up to ~300–400 mbar
Vacuum Range: Up to -300 mbar (approx.)
Voltage: 220V / 380V / 415V
Frequency: 50 / 60 Hz
Speed: ~2000 – 3000 RPM
Construction: Die-cast Aluminum / Cast Iron Body
Insulation Class: F / IP55 Protection
Air Type: 100% Oil-Free
Duty Type: Continuous Operation
Product Overview
Double Stage Ring Blowers operate on a side-channel (regenerative) principle, where air is compressed in two stages using dual impellers, resulting in higher pressure compared to single-stage blowers.
The air circulates within the channel multiple times, increasing pressure progressively before discharge, ensuring pulsation-free and stable airflow.
These blowers are ideal for applications requiring higher pressure, better suction, and consistent performance.
KEY FEATURES
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Dual-Stage Compression: Delivers higher pressure and improved efficiency
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Oil-Free Operation: Ensures contamination-free airflow
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Pulsation-Free Output: Smooth and stable air delivery
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High Efficiency: Optimized airflow with reduced energy usage
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Compact & Lightweight: Easy installation and integration
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Low Maintenance: Sealed bearings and simple design
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Durable Construction: Suitable for harsh industrial environments
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Quiet Operation: Low noise levels for better working conditions
Industries & Applications
INDUSTRIES & APPLICATIONS
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Aquaculture & Pond Aeration
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Sewage Treatment Plants (STP) & Effluent Treatment Plants (ETP)
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Pneumatic Conveying Systems
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Vacuum Lifting & Holding Systems
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Packaging & Printing Industries
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Food Processing & Drying Applications
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Textile & Paper Industries
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Dust Collection & Air Knife Systems
Available Spare Parts & Accessories
Prime Industries supplies genuine spare parts and accessories to ensure reliable performance and long service life.
• Gear Set
• Oil Seals
• Bearings
• Piston Rings
• Rotor Set
• Oil Indicator• Air Filters
• Non Return Valves
• Pressure Gauge
• Relief Valves
• Pulley
• Silencer
• Headers
• V-Belts
• Discharge Silencer
Why Prime Industries
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Over 30 years of engineering expertise
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Reliable blower performance
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Energy efficient designs
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Genuine spare parts availability
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Strong after-sales service support
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Trusted by multiple industries






