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Rotary Valve
CLAFIL rotary valves or alveolar feeders are designed to regulate the flow of material between two compartments or a chamber and its discharge, maintaining an efficient pneumatic seal.
They are essential in handling dry or granular materials, especially in filtration and dust collection applications. These valves optimize the performance of cyclones and bag or cartridge collectors, ensuring efficient and continuous operation in various industrial processes.
CLAFIL rotary valves or alveolar feeders are designed to regulate the flow of material between two compartments or a chamber and its discharge, maintaining an efficient pneumatic seal.
They are essential in handling dry or granular materials, especially in filtration and dust collection applications. These valves optimize the performance of cyclones and bag or cartridge collectors, ensuring efficient and continuous operation in various industrial processes.
• Construction Materials: Cast iron, steel, stainless steel, or aluminum, designed for heavy-duty and continuous service.
• Standard Rotors: Made of cast steel, cast iron, stainless steel, or aluminum with fixed or adjustable blades in various materials such as PVC, polyurethane, or Teflon. Reduced-capacity rotors are also available.
• Drive Options: Options for pinion and chain coupling - geared motor, or direct drive.
• Available Sizes: Models with rotors from 4” to 18”, with motors from 0.33 Hp to 10 Hp. They can operate at low differential pressure (up to 600 mmca) or high pressure (up to 3500 mmca).
• Bearings: Equipped with shielded bearings at both ends for greater durability and resistance.
• Inspection window in the body.
• Air purge.
• Rotation sensor.
• Directly coupled drive.
• Special anti-abrasion coatings.
• Double shaft ends.
• Separate packing gland from the body.
Typical Applications of Rotary Valves by Industry
Mining and Cement Industry
Fundamental for the continuous and controlled discharge of dust and abrasive minerals generated in crushing, grinding, and transport processes. Their heavy-duty construction ensures uninterrupted operation under the most extreme conditions.
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Oil & Gas Industry
Integration into complex suction and filtration systems where absolute flow control of materials and rigorous dosing are required to meet high industrial demands.
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Chemical and Pharmaceutical Industry
Applied in processes requiring precise handling and dosing of raw materials. They act as perfect airlocks in chemical reactors and pneumatic conveying systems for powders, guaranteeing a hermetic seal essential for process safety.
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Agrochemical and Food Industry
Used in drying, milling, classification, and pneumatic conveying of powders. They allow the regulated discharge of flours, seeds, and grains in bagging systems, meeting the sector’s operational requirements as the ideal pneumatic seal for suction systems.
Visit Agrochemical and Food IndustryTechnical Advantages of CLAFIL Rotary Valves
- Precise Regulation: Specifically designed as rotary feeders to accurately regulate the discharge flow of all types of powders and granules.
- Robust Construction: High-durability manufacturing that far exceeds standard market offerings, ideal for abrasive materials.
- Pneumatic Insulation: Excellent sealing capacity (rotary airlock valve) that prevents pressure loss in dust collectors and conveying systems.
- Custom Engineering: Ability to adapt construction materials (and detailed engineering) according to the plant’s abrasion needs or sanitary requirements.
Complementary Equipment for Rotary Valves
To achieve an efficient and reliable dust collection system, rotary valves can be integrated with other equipment from the CLAFIL catalog.
Rotary Valve
Allows for the continuous discharge of filtered material without pressure loss.
View Rotary Valve
Particle Size Classifier
Clafil particle size classifiers allow for the separation of particles from...
View productThe correct integration of these units guarantees higher operational efficiency and lower maintenance costs.
Frequently Asked Questions (FAQs)
They are designed to efficiently regulate the discharge flow of solid materials and powders. Simultaneously, they function as airlocks to maintain the necessary pressure differential in suction systems.
Yes, they are the ideal mechanical complement for continuous discharge in the hoppers of our Baghouses, Cartridge Filters, and Cyclones, as well as other brands on the market.
Absolutely. We back all our equipment with over 38 years of experience, providing after-sales service, preventive/corrective maintenance, and the supply of original spare parts.
