Introduction
The Fristam FDS double-screw pump is designed to set new standards in double-screw technology by rethinking and refining every component for optimal performance. It addresses previous deficiencies and offers improvements in smooth operation, temperature stability, and maintenance.

Specifications and Features
The pump is suitable for a wide range of applications, handling both high and low viscosity products, and can reach speeds up to 3,600 min–1. It eliminates the need for additional pumps in cleaning processes and can handle high differential pressures without overheating. The axial transportation principle ensures low pulsation, and the design supports superior hygiene with fully flushed mechanical seals.

Design and Maintenance
The compact design allows for horizontal and vertical mounting. Maintenance is simplified with easy access to seals and conveying elements. The pump uses high-quality materials for reliability and longevity.

Flexibility and Versatility
The Fristam FDS offers maximum flexibility with a range of feed screws and can adapt to diverse applications. It handles extreme viscosities, temperatures, and low NPSHA conditions with high efficiency and minimal pulsation.

Mechanical Seals and Shaft Design
The mechanical seals are fully immersed, offering improved leakage protection. The shaft is designed for maximum rigidity, ensuring smooth operation and extended lifespan.

Casing and Bearings
The three-piece pump casing allows for flexible connections and easy maintenance. Large bearings and optimized lubrication enhance stability and service life.

Mounting and Gearbox
The pump can be mounted in various orientations, and the gearbox design allows for easy maintenance without moving the drive.

Technical Details
The Fristam FDS series offers models with varying specifications, including maximum discharge pressure, flow rate, and rotation speed. It supports a range of viscosities and temperatures, with options for different gasket materials and mechanical seals.

Sample Applications
Examples include transporting detergent and water at 1 mPas viscosity and concentrate (whey, fruit) at 200-1,000 mPas viscosity, demonstrating the pump's versatility in handling different media and conditions.

Conclusion
The Fristam FDS double-screw pump is a versatile, efficient, and reliable solution for a wide range of industrial applications, offering ease of maintenance and superior performance.