Steel Construction Rotary Drum Grille Cleaner High Flow Design Self Cleaning

Brand Name: Lanjiang
Model Number: ZGGS Series
Place of Origin: China
MOQ: 1
Payment Terms: T/T
Product Details
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Steel Construction Rotary Drum Grille

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Self Cleaning Rotary Drum Grille Cleaner

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High Flow Design Rotary Drum Grille

Conveying Pipe Spec (Mm): 219 - 710
Drum Diameter (Mm): 600 - 3000 (e.g., ZG-600 To ZG-3000)
Installation Angle: 35°
Fixation Method: Expansion Bolts (No Embedded Parts Needed)
Application: Municipal Sewage Treatment Plants, Industrial Wastewater Treatment
Corrosion Resistance: High
Product Description
Detailed Specifications & Features
ZGGS Rotary Drum Grille Cleaner
4-in-1 Pressing & Dewatering | Pressurized Flushing Self-Cleaning | Rotary Drum Grille | Municipal Sewage & MBR Process Pretreatment
Product Overview
The ZGGS Rotary Drum Grille Cleaner is an advanced solid-liquid separation device that integrates four essential functions: pollution interception, rake scraping, spiral lifting, and press dewatering. Featuring a rotary drum spiral design with a circular screen grille surface, this equipment can be installed directly in water channels at a 35° angle or within separate boxes. The system efficiently presses and dewaters intercepted slag during transmission, resulting in minimal waste volume, reduced pollution, improved working conditions, and significant disposal cost savings.
Technical Specifications
Key Feature Specifications & Technical Indicators
Drum Diameter (mm) 600 - 3000 (e.g., ZG-600 to ZG-3000)
Installation Angle 35°
Max Water Level H3 (mm) 400 - 2100
Conveying Pipe Spec (mm) 219 - 710
Fine Grille Gap (mm) 2.0 - 5.0 (Wedge bars or perforated plates)
Ultra-Fine Mesh Size (mm) 0.50 - 2.0 (Stainless woven mesh for fibers)
Fixation Method Expansion bolts (No embedded parts needed)
Key Advantages
  • 4-in-1 Integration Saves Massive Costs: Combines salvaging, conveying, and press dewatering in one unit, saving significant footprint while producing dry, compacted slag that dramatically reduces waste disposal expenses.
  • 35-Degree Angle & High-Flow Design: Optimal 35° angle with water flow enables separation of debris smaller than gap size. Cylindrical structure increases water flow capacity, minimizes head loss, and reduces accumulation compared to traditional grilles.
  • All-Stainless Steel & Ultra-Low Maintenance: All water-contact components are stainless steel with pickling and passivation treatment, ensuring exceptional corrosion resistance and long lifespan in municipal and most industrial waters. Rotation points require no lubrication.
  • Pressurized Self-Cleaning System: Built-in pressure flushing device provides powerful self-cleaning capability. For challenging fibrous materials, ultra-fine stainless steel woven mesh combined with >7bar flushing pressure ensures thorough interception and clean drum operation.
Frequently Asked Questions
Do we need to prepare embedded steel parts during civil construction to install this equipment?
No embedded parts are required. The equipment is secured to the channel exclusively using expansion bolts, ensuring convenient and fast installation.
Will the machine easily clog if the wastewater contains vast amounts of hair and textile fibers?
No, it is specifically designed to handle such conditions. The ultra-fine rotary drum grille utilizes stainless steel woven mesh (0.50-2.0mm hole diameter) combined with >7bar flushing pressure, effectively intercepting fibers and hair while maintaining clear mesh operation.
What processes and industries is this rotary grille primarily used for?
Extensively applied in activated sludge processes, MBR processes, BAF processes, and sludge return systems of municipal wastewater treatment plants. Also ideal for pre-treatment of industrial wastewater in papermaking, textile, and food processing sectors.
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