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In the demanding environment of milk powder processing, strict hygiene standards and static electricity control are critical to product quality and operational safety. This article presents a comprehensive case study of an anti-static hygienic pneumatic conveying system designed and installed for a major dairy facility in Al Wakra, Qatar. The project was successfully delivered by Shandong Haide Powder Engineering Co., Ltd., a leading provider of powder handling solutions based in China. The system integrates milk powder pneumatic conveying technology with specialized anti-static and hygienic design features, ensuring safe, efficient, and contamination-free transport of bulk milk powder.
The client, a large-scale dairy processing plant in Al Wakra, Qatar, required a reliable solution for transferring milk powder from storage silos to packaging lines. The existing mechanical conveying methods caused dust generation, product degradation, and static electricity buildup, which posed risks of dust explosion and compromised product purity. The primary objectives were to implement a milk powder pneumatic conveying system that eliminates static electricity risks, maintains strict hygienic conditions, and ensures continuous, gentle handling of the powder. Haide Powder Engineering was selected for its proven expertise in anti-static hygienic pneumatic conveying systems, particularly in the Middle East region.
At the heart of the solution is a custom-designed pneumatic conveying system that utilizes a combination of dilute-phase and dense-phase transport principles. The entire system is constructed from 304L stainless steel with electropolished internal surfaces to prevent powder adhesion and facilitate cleaning. To address the static electricity challenge, all conveying pipes, hoppers, and connectors are equipped with conductive grounding wires and anti-static lining materials. The system features a dedicated static dissipation circuit that continuously monitors and neutralizes static charges during milk powder pneumatic conveying, achieving a residual charge below 10 microcoulombs per kilogram. This anti-static hygienic pneumatic conveying design significantly reduces the risk of dust explosions and ensures that the powder retains its flowability and nutritional properties.
The entire conveying line spans approximately 150 meters from the intake point to the packaging station, with a capacity of 8 tons per hour. Key components include a positive displacement blower, a rotary airlock feeder, a cyclone separator, a bag filter, and a PLC-based control system. The system is designed for complete CIP (Clean-in-Place) capability, with spray balls installed at critical junctions to allow automated cleaning without disassembly. The milk powder pneumatic conveying process is carefully controlled to maintain a low conveying velocity (below 12 m/s) to minimize particle breakage and dust generation. The anti-static hygienic pneumatic conveying system also incorporates a nitrogen purge system to inert the conveying line, further enhancing safety during operation.
The installation took place over a period of 12 weeks, with a team of Haide engineers working on-site in Al Wakra. The local climate, with high temperatures and humidity, required special attention to material selection and sealing methods. All gaskets were made of EPDM rubber, and the electrical enclosures were rated IP65 to withstand the harsh environment. During commissioning, the system was tested under full load for 72 hours, achieving a conveying efficiency of 99.2% without any static discharge incidents. The client's quality assurance team verified that the milk powder met all microbiological and physical specifications after passing through the system. This successful project in Qatar pneumatic conveying sector demonstrates the capability of Haide's technology in demanding international applications.
Since the system went into operation, the client has reported a 40% reduction in product waste, a 60% decrease in cleaning downtime, and zero static-related safety incidents. The anti-static hygienic pneumatic conveying system has also improved the overall hygiene level, as the enclosed design prevents contamination from external dust and insects. The milk powder conveying process is now fully automated, requiring only occasional monitoring by operators. The system's energy consumption is approximately 15% lower than comparable mechanical conveyors, contributing to the client's sustainability goals. This case study serves as a reference for other dairy facilities in the Middle East and North Africa region seeking advanced, safe, and efficient powder handling solutions.
Shandong Haide Powder Engineering Co., Ltd. (commonly known as Haide Powder Engineering) is a professional manufacturer and system integrator based in China, Shandong province. The company specializes in the design, fabrication, and installation of customized pneumatic conveying systems for powders and granular materials, with a particular focus on the food, pharmaceutical, and chemical industries. Haide has extensive experience in delivering anti-static hygienic pneumatic conveying systems for sensitive products like milk powder, baby formula, and pharmaceutical excipients. The company's engineering team has completed over 200 projects globally, including several in the Middle East. For inquiries regarding milk powder pneumatic conveying, Qatar pneumatic conveying projects, or anti-static hygienic pneumatic conveying systems, please contact the sales manager.
For more details about this project or to discuss your specific powder handling requirements, please reach out to the sales team at Shandong Haide Powder Engineering Co., Ltd. The contact person is Manager Zhang, who can be reached by phone at +86 15662777102. The company is located in China, Shandong Province, and welcomes international inquiries. Manager Zhang has over 15 years of experience in designing and implementing pneumatic conveying systems for the dairy industry, including the Qatar pneumatic conveying project described above. Feel free to contact Manager Zhang at 15662777102 for a consultation or to request a feasibility study for your facility.
Shandong Headpowder Engineering Co., Ltd.
156-6277-7102（Manager Zhang） 
0531-83386006 
Jinan City, Shandong Province, China 
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