Maintenance-free pumps for powder coating spray tunnels

When designing a powder coating plant, one of the most critical decisions is selecting the right pump for your spray tunnel. Generally, you have two options: horizontal or vertical pumps. While both types can get the job done, making the optimal choice can significantly improve your plant’s efficiency and reduce downtime. Based on our extensive experience, we strongly recommend vertical immersion pumps for powder coating spray tunnels. Here’s why.
 

Why vertical pumps are the better choice for powder coating spray tunnels

Although horizontal pumps are often used, they come with certain disadvantages, such as wear and leakage, which can lead to unplanned downtime. These issues can interrupt production, requiring emergency pump repairs before resuming the coating process.

Vertical pumps, however, offer a more reliable, robust, and maintenance-free solution that helps prevent unexpected stoppages. Vertical pumps don’t have wear parts, seals, or bearings, eliminating common points of failure that often plague horizontal pumps. The cantilever design, featuring a fully balanced one-piece motor shaft, ensures maximum motor bearing life. The oversized bearings are built for long-term durability, allowing the pump to run for years with minimal maintenance.

Additionally, vertical pumps are installed directly from the top of the tank, preventing floor spills and eliminating the need for additional suction pipework and valves. This not only makes installation more cost-effective but also saves space compared to horizontal pumps, which are usually placed externally beside the tank.
 

Hendor’s vertical pump options for powder coating

At Hendor, we provide several vertical pump models that are ideal for powder coating spray tunnels. These include the D24, D30, and D400 series, which can be equipped with or without Variable Frequency Drive (VFD). These pumps have proven their efficiency and reliability in a wide range of powder coating applications.
 

The D43 series: the next step in vertical pump technology

For those looking to push efficiency and reliability even further, we’ve recently launched the D43 series, our most advanced vertical pump solution to date. The D43 series is specifically engineered for high-performance powder coating pre-treatment applications, offering enhanced durability and energy efficiency.

The D43 builds on the foundation of our trusted vertical pumps, while incorporating state-of-the-art features that reduce maintenance, optimize energy consumption, and ensure long-term operational stability. With its improved hydrodynamic design and the use of advanced materials, the D43 series offers even greater reliability, making it the perfect choice for those seeking top-level performance in their powder coating processes.
 

Ready to optimize your powder coating plant?

At Hendor, we are committed to providing pumps that enhance the performance and reliability of your powder coating spray tunnels. Whether you’re interested in our established models like the D24, D30, and D400, or you want to explore the cutting-edge features of the D43 series, we have the right solution for your needs.

Are you interested in what our vertical immersion pumps can do for your powder coating plant? Feel free to contact Hendor. Our team is happy to explain the benefits, and answer your additional questions.

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