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Sectional Screw Flight

Atlas Engineers is a leading Sectional Screw Flights manufacturer and supplier in India. Screw Flight is individual turns obtain from various grade of steels which are formed into a Left or Right hand helix with the desired Outside Diameter, Inside Diameter and Pitch. A wide range of sizes up to 2000 mm in diameter, 30 mm in thickness, and 1500 mm in pitch are available Cut & Fold, Tapered and Variable Pitch Flights are available on application. High precision, customized size and also be hard faced with no minimum order quantity requirement can be met.

Sectional Screw Flight
Sectional Screw Flight
Sectional Screw Flight
Sectional Screw Flight
Sectional Screw Flight
Sectional Screw Flight
Sectional Screw Flight

Variable Type of Screw Flights

  • Cut and Fold Type Screw Flight
  • Tappered Screw Flight
  • Stainless Steel Screw Flight
  • Auger Screw Flight


Carbon Steel, Stainless Steel, Duplex, Wear Resistance Steel, Hardox etc.

Sectional screw flights play a crucial role in various industries, revolutionizing material handling processes by offering enhanced efficiency, precision, and versatility. These innovative components are integral to the functioning of screw conveyors, augers, and other material handling systems. In this comprehensive guide, we will explore the concept of sectional screw flight, its applications, benefits, manufacturing techniques, and the industries that benefit from its utilization.

What is Sectional Screw Flight?
Sectional screw flight refers to a specialized component used in screw conveyors and augers. It consists of a continuous helical flight that wraps around a central shaft, creating a channel for material transportation. Unlike traditional screw flights, sectional screw flights are designed in smaller sections, which can be easily assembled, disassembled, and modified. This modular design offers flexibility and enables customization according to specific material handling requirements.

How do Sectional Screw Flights Work?
Sectional screw flights operate on the principle of Archimedes' screw, utilizing the rotational motion of the helical flight to move materials horizontally, vertically, or at an inclined angle. As the flight rotates, the material present in the trough is pushed forward or lifted, allowing for efficient transportation from one point to another. The sectional design facilitates smoother material flow, reducing the risk of clogging and increasing overall operational efficiency.

Applications of Sectional Screw Flight

1. Material Handling and Conveying
One of the primary applications of sectional screw flights is in material handling systems. Screw conveyors equipped with sectional flights efficiently transport bulk materials such as grains, powders, granules, and even liquids. They find extensive use in industries such as agriculture, mining, food processing, chemical manufacturing, and wastewater treatment, among others.

2. Mixing and Blending
Sectional screw flights are also employed in mixing and blending operations. By incorporating specialized designs such as paddle flights or ribbon flights, the screw conveyors effectively homogenize materials, ensuring uniform distribution of additives or ingredients. This is particularly useful in the pharmaceutical, food, and chemical industries, where precise blending is crucial for product quality and consistency.

3. Dewatering and Compacting
In wastewater treatment plants and other industries dealing with sludge and wet materials, sectional screw flights are utilized for dewatering and compaction purposes. The flights are designed to exert pressure on the material, separating the liquid content and reducing the volume of the solids. This process aids in efficient waste management and facilitates the disposal or further processing of the remaining material.

Benefits of Sectional Screw Flight

1. Enhanced Efficiency and Throughput
The sectional design of screw flights offers improved efficiency by reducing frictional resistance and allowing for smoother material flow. The modular construction allows easy replacement or modification of individual sections, enabling quick adjustments to meet varying material handling requirements. This versatility enhances overall throughput and reduces downtime for maintenance or reconfiguration.

2. Precise Material Handling
Sectional screw flights enable precise material handling due to their customizable design. The flights can be tailored to accommodate different materials, densities, and flow rates, ensuring accurate transportation without spillage or wastage. This precision is particularly advantageous in industries where the quality and integrity of the handled material are of utmost importance.
3. Reduced Maintenance and Operational Costs
The sectional construction of screw flights simplifies maintenance and reduces operational costs. In case of damage or wear, individual sections can be replaced, eliminating the need to replace the entire flight. Additionally, the smooth flow characteristics of sectional screw flights minimize material residue, reducing the frequency of cleaning and improving overall operational efficiency.

4. Versatility and Adaptability
Sectional screw flights offer exceptional versatility and adaptability. The modular design allows for easy integration into existing systems or the creation of custom configurations to suit specific material handling processes. This adaptability ensures that the sectional screw flights can be employed in a wide range of industries, catering to diverse material types and handling requirements.

Manufacturing Techniques for Sectional Screw Flight :-

1. Cold Rolling
Cold rolling is a commonly employed manufacturing technique for producing sectional screw flights. This method involves the use of precision machinery to cold-form the flight sections from metal strips or sheets. Cold rolling ensures dimensional accuracy, uniformity, and consistency in flight geometry, resulting in high-quality sectional screw flights.

2. Laser Cutting and Welding
Laser cutting and welding techniques are utilized to create sectional screw flights with specific geometries and designs. Laser cutting allows precise shaping of the flight sections from metal sheets, while laser welding ensures secure and seamless joining of the sections. This manufacturing approach enables the production of complex flight configurations with enhanced strength and durability.

Industries Benefiting from Sectional Screw Flight

1. Agriculture and Food Processing
The agricultural sector extensively uses sectional screw flights for grain handling, seed processing, and the transportation of various agricultural commodities. In the food processing industry, these flights aid in the efficient movement of ingredients, powders, and bulk materials during production and packaging processes.

2. Mining and Quarrying
Sectional screw flights find significant application in mining and quarrying operations, where they are utilized for the transportation of ores, minerals, and other extracted materials. The flights can withstand harsh environmental conditions and heavy loads, ensuring reliable material handling even in challenging mining environments.

3. Chemical and Pharmaceutical Manufacturing
Chemical and pharmaceutical industries rely on sectional screw flights for precise material handling and blending operations. The flights facilitate accurate dosing, mixing, and conveying of ingredients, ensuring the consistency and quality of chemical and pharmaceutical products.

4. Waste Management and Recycling
In waste management and recycling facilities, sectional screw flights are essential for dewatering, compaction, and the transportation of various waste materials. The flights aid in the efficient processing and disposal of solid and liquid waste, promoting sustainable waste management practices.

Sectional screw flights have revolutionized material handling processes across multiple industries by offering enhanced efficiency, precision, and versatility. With their modular design, customizable configurations, and improved flow characteristics, these components enable smooth transportation, mixing, dewatering, and compaction of materials. The benefits of sectional screw flights extend beyond efficiency and precision, encompassing reduced maintenance costs, adaptability to diverse applications, and reliable performance in demanding environments. As technology continues to advance, sectional screw flights are expected to further evolve, driving innovation and enabling even more efficient material handling solutions for various industries.