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Automatic Stone Polishing Machine

Here's the HLMJX-16W, an advanced automatic stone polishing machine designed to meet the demands of the stone machinery industry. With its 16 polishing heads, this machine is highly sought after for its ability to continuously hone and polish marble slabs, making it exceptionally efficient for mass production. The HLMJX-16W is not limited to marble alone, as it can also achieve unmatched finishes on granite, quartz, and other natural or artificial stone, thanks to its compatibility with different types of grinder heads. As a leading player in the industry, Hualong Machinery proudly presents this state-of-the-art stone polishing machine, offering superior performance and precision. Experience the power of the HLMJX-16W and elevate your stone processing capabilities to new heights.
  • HLMJX-16W


Here's the HLMJX-16W automatic stone polishing machine by Hualong Machinery. This advanced machine is designed to revolutionize the stone polishing industry, providing precise and efficient results for various stone materials. With its intelligent control system, featuring a PLC electrical system and an LCD screen menu, users can easily navigate and operate the machine with precision. The flexible work parameter adjustment allows for customization of the grinding head working width and pressure, ensuring tailored polishing for different stone materials. The machine's sensor at the entrance scans stone slab shapes, enabling precise and consistent stone processing for high-quality results. Additionally, the automatic lubrication system ensures optimal performance and longevity of all machine components and bearings. The self-cleaning and stone chip removal system maintains a clean and safe production environment while reducing impurities and contamination during the manufacturing process. Experience the future of stone polishing with the HLMJX-16W automatic stone polishing machine.


Technical Parameters


Model No.




HLMJX-20   /  24

Quantity of grinding head (pc)




20       /      24

Power of spindle motor (kw)





Gross power  (kw)




168     /     198

Useful working width (mm)





Processable thickness (mm)





Speed of belt advance (m/min)





Water consumption (m3/min)




23       /       25

Gross weight  (kg)




18000   /  21000

Demension (L x W x H  - cm)





Main Features

Main Features of the Automatic Stone Polishing Machine (Model: HLMJX-16W) by Hualong Machinery:

 1. PLC Electrical System and LCD Screen Menu: Offers intelligent control for easy operation and precise adjustments.

 2. Adjustable Processing Width and Working Pressure: Allows flexibility in grinding heads to meet different polishing requirements.

 3. Shape Scanning Sensor: Scans slabs at the entrance and transmits signals to the controlling unit for precise and efficient working.

 4. Central Automatic Lubrication System: Ensures all moving parts and bearings are well lubricated, enhancing durability and longevity.

 5. Conveyor Self-Cleaning and Stone Chip Removing System: Keeps the machine clean and removes stone chips, maintaining optimal performance. 

line polish machines granit marble

Product Advantages

 1. Intelligent Control System: Our HLMJX-16W automatic stone polishing machine is equipped with an advanced PLC electrical system and an LCD screen menu, providing intelligent control for ease of operation and enhanced efficiency.

 2. Flexible Work Parameters: The HLMJX-16W allows for the flexible adjustment of grinding head working width and pressure, catering to the specific processing needs of various types of stone, enhancing machine versatility. 

 3. Precision Work: Our automatic stone polishing machine incorporates a sensor at the entrance that scans the shape of stone slabs in sequence, transmitting signals to the control unit for precise and consistent stone processing.

 4. Automatic Lubrication System: The HLMJX-16W features a central automatic lubrication system that ensures all moving parts and bearings are well-lubricated, prolonging the machine's lifespan and reducing maintenance requirements.

 5. Self-Cleaning and Stone Chip Removal System: Our automatic stone polishing machine is equipped with a self-cleaning mechanism along with a system for removing stone chips, maintaining a clean working area and reducing the manual cleaning effort.

Product Application

Marble Line Polishing Machine

Product Application:

 1. The automatic stone polishing machine, HLMJX-16W, manufactured by Hualong Machinery, is specifically designed for continuous honing and polishing of marble slabs. It offers high production efficiency and ensures a high-quality polished finish.

 2. This stone polishing machine is versatile and can be used for processing various stone types. By matching different types of grinding heads, it can effectively polish quartz, granite, and other natural or artificial stones, delivering exceptional polishing results.

 3. With its high degree of automation and efficiency, the automatic stone polishing machine is ideal for mass production. It is capable of meeting the demands for polished stone products in bulk, making it suitable for large-scale production.

 4. The machine's advanced features and capabilities make it an excellent choice for marble line polishing. It provides a reliable and efficient solution for achieving a polished finish on marble slabs, ensuring consistent quality and high productivity.

 5. Additionally, the multi-head continuous granite processing capability of this stone polishing machine allows for efficient and precise polishing of granite slabs. It enables the production of polished granite products with excellent surface finish and uniformity.

 6. The line polish machines granit marble feature of the HLMJX-16W ensures that the polishing process is carried out seamlessly and efficiently. It eliminates the need for manual intervention, reducing labor costs and improving overall productivity. 


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Fujian Province Hualong Machinery Co., Ltd., established in 1997 , evolved from Dounan machinery factory which founded in 1990,is a professional engaged in the research, development...

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