- Fields of Application: Kiln exhaust (ID fans), clinker coolers, mill ventilation, raw meal grinding, dedusting systems.
- Challenges: Highly abrasive media, enormous dust loads, extreme volume flows, 24/7 continuous operation.
- Siempelkamp Portfolio: Centrifugal fans with special wear protection, temperature-resistant industrial dampers, gas-tight slide gates, expansion joints for thermal expansion.
- Retrofit Advantage: Energy-efficient refurbishment and extension of the service life of existing plants – also for third-party brands.

Cement Industry: Maximum service life and efficiency in highly abrasive processes
In cement manufacturing, the precise control of process air is a crucial factor for product quality and overall plant efficiency. Throughout the entire production chain – from raw material preparation and kiln ventilation to clinker cooling and large-scale dedusting – enormous air volumes must be moved under extreme conditions. Quality Made in Germany ensures that the components used can withstand the tough demands of heavy industry over the long term.
Challenges and risks in everyday production
The biggest technical challenge in the cement industry lies in the extreme dust load and the massive abrasiveness of clinker dust. Without highly specialized protective measures, the permanent particle bombardment leads to significant material removal on the fan impellers and housing walls. The consequences of such wear are severe: imbalances occur, leading to serious bearing damage, while at the same time the energy efficiency of the plant drops rapidly. In the worst case, these problems result in unplanned plant shutdowns. Since cement plants are designed for continuous 24/7 operation, every hour of downtime causes immense costs and disrupts the entire downstream logistics chain.
Solutions through technological excellence
Siempelkamp Industrial Fans counters these risks with a portfolio designed for maximum robustness. The centrifugal fans for the cement industry are equipped with innovative wear protection lining and profiled blades that minimize material abrasion and significantly extend service life. The system is complemented by industrial dampers and slide gates that remain absolutely reliable even under the influence of extreme heat in the kiln zone. Highly efficient inlet vane controls also enable precise volume flow control to flexibly adapt the plant to various operating conditions.
Retrofit and Modernization: Manufacturer-independent optimization
A major focus of the expertise lies in the modernization (retrofit) of existing plants. Siempelkamp Industrial Fans optimizes fans and components from competitors, independent of the original manufacturer. Through the use of state-of-the-art CFD flow simulations, aerodynamic weak points are identified and resolved through technological upgrades. The goal of these measures is to increase the efficiency of existing systems, reduce energy consumption, and sustainably guarantee operational safety through targeted performance enhancements. The full-service approach, complemented by precise vibration measurements and bearing analyses, ensures that signs of wear are detected early before they jeopardize production.
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Frequently Asked Questions
We offer vibration measurements, characteristic curve measurements, bearing and sound analyses. This allows us to ensure optimal operational readiness of the products.
We manufacture products tailored to the individual requirements and specifications of our customers. Please feel free to contact us and let our experienced team advise you on finding the right, customized solution for you.
Yes, for potentially explosive atmospheres we manufacture radial fans that comply with ATEX directives and therefore meet all necessary safety requirements.
Yes, Siempelkamp Industrial Fans offers a complete service package for industrial fans and dampers from all manufacturers. This includes, for example, the inspection and repair of fans and system components, as well as troubleshooting. Our competent and experienced service specialists are deployed worldwide and will address your request as quickly as possible.
We’re happy to advise you!
Let one of our experts provide you with a free, no-obligation consultation regarding your requirements. Rely on quality made in Germany and personalized support. Our team looks forward to answering your questions and working with you to plan the optimal component for your process.
References & Project Examples
Industrial fan for ‘GUODONG’ plant in China
Two mirror-image industrial fans for ‘Steves & Sons’ in the USA
Fan for a strip galvanizing plant
Our Full-Service Portfolio for the Cement Industry
From highly wear-resistant industrial fans to robust damper systems and specialized dust control solutions – we offer the cement industry a complete range of premium components, all made in Germany. Discover our technologically advanced products and customized services, specifically designed for the highly abrasive environments and extreme dust loads of modern cement plants.