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QT37 Hanger Pass-through Shot Blasting Machine

May 07, 2026

The QT37 overhead through-type shot blasting machine is specially designed according to the characteristics of the construction machinery industry. In summary, it brings six tangible benefits:

First, as a connected device, it can greatly save labor costs and boost production efficiency.

Second, it intelligently saves energy consumption, cutting down electricity bills and abrasive material costs.

Third, its core components are highly durable, reducing downtime and saving you unnecessary worries.

Fourth, it delivers uniform and stable cleaning results, directly improving the coating quality of your products.

Fifth, it is equipped with a built-in data management system to help you achieve refined management.

Sixth, it can predict the replacement cycle of accessories, lower failure rates and extend the service life of the equipment.


QT37 Hanger Pass-through Shot Blasting Machine


First advantage: Labor cost savings and efficiency improvement

This equipment is a fully automatic overhead assembly line. Once the workpieces are hung on the line, the entire process from loading, shot blasting to unloading is completed automatically, with no need for repeated loading, unloading and handling in the middle.

As a result, the procedures that previously required an entire team for handling and operation now only need one or two people for monitoring. It not only directly saves labor costs, but more importantly, it eliminates repeated handling, loading and unloading of workpieces, making the production pace faster and more streamlined. One of our customers stated that after adopting this equipment, the workforce required has been reduced from 6 people to just 2, while the daily output has also increased significantly.

The second advantage: power saving and abrasive saving

This equipment can automatically sense and identify the type of incoming workpieces. Based on the workpiece type, it automatically adjusts the number and operating frequency of the shot blasters. For example, only part of the shot blasters are activated at low power for smaller workpieces, while all units run at full capacity when large workpieces are processed. This completely eliminates the waste caused by traditional equipment that always operates at full power regardless of workpiece size. In actual operation, the overall consumption of electricity and steel shot can be reduced by an average of 25% to 30%. Accumulated over time, this translates into a substantial saving in net profit.

The third advantage: lower maintenance costs and less downtime

We adopt accessories with longer service life at the core and most easily worn parts of the equipment. For components such as the blades, impeller wheels and directional sleeves of the blast wheel, we use tool steel, whose wear resistance service life is more than three times that of ordinary castings. The chamber liner is made of manganese steel plate, with a service life of tens of thousands of hours, requiring no replacement for several years.

This greatly reduces the frequency of accessory replacement and significantly lowers the probability of equipment downtime for replacement due to damaged parts. Production can thus proceed more continuously. Although these accessories are priced higher than cast ones, the reduced downtime rate, maintenance costs and maintenance workload bring greater cost-effectiveness, while better guaranteeing production schedules and delivery lead times. According to customer feedback, they have saved 200,000 yuan merely on maintenance costs this year.

The fourth advantage: improved quality and stable performance

This equipment adopts a customized separator to ensure a more uniform steel shot flow curtain, allowing the blast wheel to cover every corner of the workpiece evenly.

Workpieces processed in this way feature two major advantages: first, an extremely high cleanliness level reaching Sa2.5; second, highly consistent surface roughness. This lays a solid foundation for the subsequent painting process, delivering exceptionally strong paint adhesion. Ultimately, the corrosion and rust resistance performance as well as the appearance quality will be significantly improved, further enhancing product competitiveness.

Here are the customer-provided photos showing the surface effect after sandblasting and painting, from which the excellent surface finish can be clearly observed.


QT37 Hanger Pass-through Shot Blasting Machine


The fifth benefit: robust management and clear data.

This equipment adopts the MES system to record real-time data including hourly output, energy consumption, equipment operating status and all other relevant parameters.


QT37 Hanger Pass-through Shot Blasting Machine


QT37 Hanger Pass-through Shot Blasting Machine


With data support, management shifts from relying on experience to relying on data. Reports can be viewed anytime on mobile phones or computers. It can accurately calculate the electricity cost of processing one ton of workpieces, identify the most efficient time periods, and pinpoint areas for optimization. One of our clients optimized production shifts by analyzing such data, saving 50,000 yuan on electricity bills. They have truly gained full visibility into operations and achieved continuous cost reduction.


QT37 Hanger Pass-through Shot Blasting Machine


The sixth benefit: Improve the service system and provide one-stop solutions

Our company is a full-spectrum provider of metal surface treatment solutions with a comprehensive service system, offering full life cycle product management throughout pre-sales, in-sales and after-sales stages.

Pre-sales: We conduct targeted design and layout based on workpiece conditions, cleaning efficiency requirements, and existing pain points, bottlenecks and omissions of previous equipment, delivering customized one-stop solutions.

In-sales: We provide production progress reports regularly every Friday, allowing you to keep track of your equipment visually with complete peace of mind. Our installation personnel will arrive on-site together with the equipment, collaborate with operation and maintenance staff on equipment installation and commissioning, and provide professional training for them to ensure you can use the equipment proficiently and confidently.


QT37 Hanger Pass-through Shot Blasting Machine


After-sales Service: We own the exclusive Easy Repair mini-program in the industry. You can clearly check everything on the platform from project orders and equipment delivery to spare parts and equipment maintenance knowledge. All vulnerable parts of the equipment are independently produced by our company. With guaranteed quality and the fastest delivery lead time, we let you use our products with complete peace of mind.

In short, it is far more than just a working device. It helps users cut costs and improve efficiency, elevate maintenance quality, reduce maintenance frequency and costs, and comes with intelligent management functions. Furthermore, it serves as a complete solution that is more cost-effective, hassle-free and higher in quality, aiming to directly strengthen users' cost advantages and delivery capabilities in the market.


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  • Tel: +86 159 6501 7758
  • Fax: +86 543 4579 617
  • E-mail: info@kai-tai.com.cn
  • Add: Qingyang, Zouping Town, Shandong Province, China
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