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The innovative nano vertical sand mill has been launched, setting a new benchmark in the field of fine grinding

13 Nov, 2025

Dongguan Lechi Machinery Technology Co., LTD., a leading manufacturer of chemical machinery and equipment, officially launched its new generation of nano vertical sand mill today. This equipment integrates the mature process design of Switzerland with the high-quality core components of Germany, aiming to provide an unprecedented efficient and stable nano-scale grinding solution for industries with extremely high requirements for powder dispersion accuracy, such as new energy, high-end coatings, inks and pharmaceuticals.

 

Break through technical bottlenecks and define a new height of nanoscale grinding

 

With the increasing market demand for more uniform and stable nanomaterials, traditional grinding equipment is facing severe challenges in terms of efficiency, energy consumption and product consistency. The new products launched by Leqi Machinery this time are precisely aimed at addressing this pain point in the industry.

 

This nano vertical sand mill adopts an innovative dynamic separation system and cooling structure, ensuring zero leakage of grinding media during long-term continuous operation. At the same time, it keeps the temperature of the grinding chamber within the optimal range, effectively preventing the material from denaturating due to overheating. After testing, this equipment can stably achieve narrow distribution grinding of material particle size "≤100 nanometers", and the difference between batches is extremely small, providing a solid guarantee for product quality.

 

User-centered design philosophy: modularization and maintainability

 

Lechi Machinery firmly believes that outstanding equipment is not only about performance, but also about the operating costs throughout its entire life cycle. The new products released this time strictly follow the company's modular design concept.

 

"The core components of the equipment, such as the grinding chamber, mechanical seal and separator, have all been modularly designed," said the chief engineer of Lechi Machinery. "This means that users can disassemble and replace the core components in just 15 minutes, minimizing the traditional several-hour downtime for maintenance and directly reducing the production turnover and maintenance costs for customers."

 

German quality, Swiss precision: The core of manufacturing and quality

 

During the manufacturing process, Lechi Machinery pursues ultimate dimensional stability and interchangeability of components. All key components are made of high-quality German materials and are exquisitely crafted under an independently developed patented process (Patent No. : LC30037688.0). The company fully implements 5S management and ISO9002 international quality system to ensure that every link from raw material warehousing to complete machine delivery is under strict quality control.

 

Comprehensive after-sales service builds the foundation of customer trust

 

Lechi Machinery offers not only hardware equipment but also a complete set of production solutions. The company has established a complete all-weather after-sales service system, including

 

24-hour technical service hotline, providing immediate response to unexpected problems in production.

 

Remote technical support and on-site guidance help customers quickly master the operation of the equipment.

 

System operation and maintenance training to enhance the professional skills of the client team.

 

We firmly believe that excellent quality is the source of our confidence, and customer satisfaction is the guide for our actions. The launch of this new nano vertical sand mill validates our commitment to growing together with our customers and promoting technological progress in the industry. The general manager of Lechi Machinery concluded at the press conference.

 

About Dongguan Lechi Machinery Technology Co., LTD

 

Dongguan Lechi Machinery Technology Co., Ltd. is a Sino-foreign joint venture established in 1998, having been deeply engaged in the field of chemical machinery for over two decades. The company is dedicated to the research and development as well as manufacturing of grinding, dispersion, packaging and conveying equipment. It holds multiple national patents and has a high-quality professional technical team. The products have won wide acclaim from domestic and overseas customers for their outstanding stability and perfect after-sales service.