Stursan Blender Product Manual: Complete Guide to the Industrial Mixing Pump

Welcome to the comprehensive user guide for the Stursan Blender, a high-performance industrial mixing pump engineered for precision processing. Unlike standard household kitchen appliances, the Stursan Blender is a specialized piece of equipment designed to mix solid or powder materials into liquids with on-line perfect processing solutions . This robust system is essential for industries requiring consistent homogeneity, including food and beverage manufacturing, biopharmacy, traditional Chinese medicine production, cosmetics, and chemical processing .

The primary advantage of the Stursan Blender lies in its ability to handle massive throughput, with a maximum powder capacity of 9,000 kg/h and a thickener capacity of 3,000 kg/h . It operates reliably at temperatures up to 130°C, making it ideal for syrup making, brine production, and milk powder compounding . The device features advanced materials such as 304/316L stainless steel and offers surface treatments down to Ra0.4 μm to ensure hygiene and prevent contamination . Whether you are a production manager in a biopharmaceutical facility or a food processing engineer, this manual will guide you through the setup, operation, and maintenance of your industrial mixing unit to ensure optimal performance and longevity.

Detailed Specifications and Technical Capabilities

The Stursan Blender stands out in the industrial market due to its rigorous engineering standards and versatile performance metrics. It is designed to integrate solids into liquids efficiently, offering functions such as mixing, cutting, emulsifying, homogenizing, dispersing, refining, and crushing . The unit is certified under CE EC 1935/2004, ensuring compliance with strict food safety regulations .

Max. Powder Capacity: 9,000 kg/h
Max. Thickener Capacity: 3,000 kg/h (viscosity dependent)
Operating Temperature: Up to 130°C
Construction Material: 304 / 316L, 1.4301/1.4404, ASME BPE 316L
Surface Finish: Options ranging from ≤ Ra0.8 μm to ≤ Ra0.4 μm
Sealing System: Single or double mechanical seal options
Connection Types: Thread, Clamp, Flange, Aseptic flange

Compared to standard inline mixers, the Stursan Blender offers superior versatility by combining multiple processing stages—such as grinding and emulsifying—into a single unit, significantly reducing the need for additional machinery in the production line . Its rotor-stator technology ensures complete and even mixing, which is critical for high-value applications in biopharmacy and cosmetics .

Step-by-Step Setup and Configuration Guide

Proper installation of the Stursan Blender is critical for safety and performance. Before beginning, ensure all pressure in the system is reduced to zero to prevent accidental injury or equipment damage . The setup process involves connecting the inlet and outlet pipes using the appropriate flange, clamp, or thread connections as specified in your configuration table .

Step 1: Mounting and Alignment: Secure the blender to the processing line, ensuring the rotor and stator assemblies are perfectly aligned to prevent vibration .
Step 2: Seal Installation: Install the single or double mechanical seal according to the manufacturer's configuration table, ensuring the surface finish meets the ≤ Ra0.8 μm requirement .
Step 3: Connectivity: Connect the delivery pump and verify that the suction pressure is within the recommended operating range .
Step 4: Configuration: Adjust the solid proportions and mesh size if processing materials with high solid content to avoid filter surface issues .

Safety Warnings: Never operate the blender if suction pressure is too high; immediately stop the delivery pump if this occurs . Always reduce pressure before attempting any service or maintenance . If problems persist after initial configuration, stop using the blender immediately and contact the manufacturer or local representative .

Troubleshooting Common Issues and Error Fixes

Operators may encounter specific operational challenges with the Stursan Blender. This section addresses common problems, error conditions, and their respective solutions to maintain production continuity .

Problem: Suction Pressure is Too High
Solution: Reduce suction pressure immediately. It may be necessary to stop using the delivery pump to prevent damage to the mechanical seals .
Problem: Filter Surface Issues or Excessive Solids
Solution: If the surface of the filters is insufficient or the proportion of solids is excessively high, remove the mesh or adjust the solid proportions to match the thickener capacity .
Problem: Persistent Operational Failures
Solution: If issues continue after applying the above fixes, stop the blender immediately. Do not attempt to force operation; contact the blender manufacturer or its local representative for professional service .

Preventive Measures: Regularly inspect the mechanical seals and rotor-stator assemblies to ensure they are free from wear. Maintain the surface treatment standards (≤ Ra0.4 μm) to prevent material buildup . The Stursan Blender is covered under standard industrial warranties; for support, refer to the contact information provided by your local Almatechnik TDF representative or visit the official Stursan systems portal .

Pros and Cons: Balanced Assessment

Evaluating the Stursan Blender requires understanding its industrial-grade capabilities versus its operational constraints. Below is a balanced assessment of its strengths and limitations.

Pros

Exceptional Throughput: With a powder capacity of 9,000 kg/h, it handles massive production volumes that standard mixers cannot .
Multifunctional Design: Combines mixing, cutting, emulsifying, and homogenizing in one unit, reducing equipment footprint .
High-Temperature Resistance: Operates safely up to 130°C, suitable for hot syrup and brine processes .
Hygienic Construction: Built with 316L stainless steel and Ra0.4 μm surface treatment, ensuring compliance with biopharmaceutical standards .

Cons

Industrial Scale Only: Not suitable for small-scale or domestic use; requires significant infrastructure .
Complex Installation: Requires precise alignment and professional setup of mechanical seals and flanges .
Sensitivity to Solids Proportion: Performance degrades if solid proportions are too high without mesh adjustment .
Cost Factor: High initial investment compared to standard inline pumps, though justified by multi-functionality .

For value for money, the Stursan Blender is superior for large-scale continuous production where process integration is critical, outperforming alternatives that require separate machines for grinding and emulsifying .

Customer Reviews and User Feedback

While specific consumer reviews for the industrial Stursan Blender are less common than household appliances, feedback from industrial users highlights its reliability in high-stakes environments. Production managers in the food and beverage sector frequently praise the unit's ability to deliver consistent, repeatable blending for milk powder compounding and syrup making . Users note that the multifunctional capabilities significantly streamline their production lines, eliminating the need for separate emulsifiers and grinders .

Common praises include the robust 316L stainless steel construction and the ability to maintain hygiene standards required for biopharmacy and cosmetics . However, some users mention that the setup requires careful attention to suction pressure and solid proportions to avoid filter issues . A few technical operators have noted that if the solid proportion is too high, the system may require immediate mesh adjustment to prevent downtime . Overall, the Stursan Blender is recommended for facilities prioritizing high-volume, consistent output over low-cost, entry-level solutions. For those considering alternatives, the PM series is often cited as a top choice for integrating solids into liquids efficiently .

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