The optimized title of this article is "Pneumatic Closed Feeding of TCM Powder in Bydgoszcz, Poland". This project was successfully completed by Shandong Headpowder Engineering Co., Ltd., a leading Chinese manufacturer of pneumatic conveying systems. Located in Bydgoszcz, northern Poland, the solution provides a fully enclosed feeding system for a pharmaceutical company processing Traditional Chinese Medicine (TCM) powder. The core objective was to convey the powder from unpacking to processing equipment without any dust leakage, ensuring high product purity.
The key phrases of this case are: pneumatic conveying case, European pneumatic conveying, TCM powder pneumatic conveying, and closed feeding pneumatic conveying. The system represents a typical European application of pneumatic conveying for strict herbal medicine powder handling. Closed feeding means the entire transfer route is sealed in airtight pipelines, which prevents operator exposure to fine dust and avoids external contamination.
The Bydgoszcz customer needed a reliable method to feed TCM powder into mixing, granulating, and filling machines. Because the powder is dry, fine, and easily aerated, conventional mechanical conveyors are not suitable. Headpowder’s pneumatic closed conveying system uses air to push material through a sealed pipeline. A dilute-phase positive pressure system was selected for steady flow and gentle handling. The pipeline, hopper and receiving bin were connected with quick couplings, allowing convenient disassembly and cleaning for multi-product pharmaceutical lines.
The whole system was designed in line with European standards and local safety regulations. To minimize dust emissions, complete airtight pneumatic conveying technology was applied. Major components include a filter receiver with pulse-jet cleaning, a rotary airlock valve, a roots blower, and a centralized PLC controller. The PLC automatically manages the conveying sequence, detects pressure changes, and prevents blockages. In case of abnormal operation, an alarm triggers and the system stops safely, ensuring stable and low-maintenance operation.
Installation and commissioning were carried out by the headpowder engineering team, who worked closely with local Polish partners to adapt the equipment to the site. The project was finished on schedule and reached designed capacity quickly. Parameters such as conveying capacity, air velocity, and material-to-air ratio were precisely calculated at the design stage. As a result, the TCM powder is delivered from the bulk bag station to the production line at a consistent and exact rate, significantly improving both efficiency and workshop cleanliness.
A major highlight of this closed feeding system is negative pressure inside the receiving hopper, which effectively prevents powder from escaping into the workshop. This is particularly important for active pharmaceutical ingredients and fragrant herbal powders. The sealed environment fully satisfies GMP requirements. Compared with manual feeding, the system reduces labor costs, saves floor space, and eliminates cross-contamination risk. The stainless steel 304 pipeline has an internally polished surface, minimizing material residue and enabling easier cleaning.
Headpowder, short for Shandong Headpowder Engineering Co., Ltd., is based in Shandong, China. For more than ten years, the company has supplied customized pneumatic conveying solutions to the food, chemical, new energy, and pharmaceutical industries. The Bydgoszcz project is one of many successful European references. It proves that Chinese pneumatic conveying technology can meet high international standards. The company provides complete services including technical consultation, process design, equipment manufacturing, installation, and after-sales support.
For further details about this pneumatic conveying case or related equipment, please contact Manager Zhang at Shandong Headpowder Engineering Co., Ltd., located in Shandong, China. Manager Zhang can be reached via WeChat: 15662777102. The professional engineering team is ready to design a safe, clean and efficient closed pneumatic conveying solution for your TCM powder or other bulk materials. Headpowder is committed to delivering the same excellent quality and performance demonstrated in the Bydgoszcz installation.


Shandong Headpowder Engineering Co., Ltd.
156-6277-7102(Manager Zhang)
0531-83386006
Zhangqiu District, Jinan City, Shandong Province, China 
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