DP GROUP, founded in 2016, offer professional laser solutions and sheet metal fabrication machinery. Headquartered in Hong Kong, we operate three factories in mainland China:
DPMach (Dongguan): Specializes in laser cutting, welding, and marking.
DGDY (Dongguan): Focuses on press brake machines with advanced Panel Bender technology.
DPQG (Foshan): Manufactures large tube laser cutting machines for pipes up to 800mm in diameter and 30 meters lenth.

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400 Series Metal 4 Head Wet Sander Precision Metal Grinding

Conveyor-Based Wide Belt Sander for Metal is a high-performance industrial machine designed for precision surface finishing, deburring, polishing, and dimensioning of metal workpieces. Ideal for processing a wide range of materials such as steel, aluminum, copper, and other metals, this sander is engineered to provide uniform results across large metal surfaces.
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  • RRRP5440

3-Belt, 1-Polishing Wheel 400mm Wet Type Wide Belt Sander: Industrial Metal Finishing and Deburring Solution

The 3-Belt, 1-Polishing Wheel 400mm Wet Type Wide Belt Sander is a high-performance, multi-functional machine designed for advanced metal finishing, deburring, and polishing. This versatile equipment is ideal for a wide range of industries including automotive, metal fabrication, aerospace, and heavy manufacturing. Combining precision engineering with cutting-edge wet sanding technology, the machine is capable of delivering superior results in surface preparation, deburring, oxide removal, line graining, and polishing.

Equipped with three abrasive belts and a powerful polishing wheel, the 400mm Wet Type Wide Belt Sander is engineered to handle the demanding requirements of industrial-scale metalworking, ensuring both high-quality finishes and efficient throughput.

板材机RRRP5440QQ图片20230722095211

1. Advanced Wet Sanding Technology

The wet sanding process, which involves using water or coolant along with abrasive belts, is a significant improvement over traditional dry sanding. The wet process offers numerous advantages for metal finishing operations:

  • Reduction of Heat and Friction: The wet sanding technique minimizes heat buildup, which can cause material distortion and damage. By keeping the sanding surface cool, the machine ensures better control during the grinding process.

  • Extended Abrasive Belt Life: Cooling the belts during the sanding process reduces friction, helping to extend the life of abrasive belts. This lowers overall maintenance and replacement costs.

  • Cleaner Work Environment: The wet process significantly reduces dust production, which improves air quality and operator safety. It also keeps the workspace cleaner, reducing the need for extensive cleanup after processing.

  • Smoother Finish: Wet sanding provides a more even and uniform finish on metal surfaces. The cooling effect allows for finer, more detailed work to be achieved.

2. Precision Sanding and Polishing with 3 Belts and 1 Polishing Wheel

This wet belt sander is designed with three sanding belts and a polishing wheel, allowing it to perform multiple functions in a single pass. The combination of coarse, medium, and fine belts, along with a polishing head, gives the machine great flexibility in handling a wide range of surface finishes and material types.

  • First Sanding Belt (Coarse): The coarse belt is ideal for heavy material removal, deburring, and rough sanding. It is perfect for removing excess material, oxide layers, and heavy burrs left from cutting, stamping, or laser processing.

  • Second Sanding Belt (Medium): The medium belt further refines the material, smoothing out imperfections and preparing the surface for finishing.

  • Third Sanding Belt (Fine): The fine belt provides a high-quality finish, helping to remove any remaining roughness or surface defects. This belt is designed for precision work and can achieve smooth, uniform results.

  • Polishing Wheel: The polishing wheel comes after the sanding belts and provides the final surface finish. It can remove fine scratches and create a mirror-like shine on the material, leaving parts looking polished and smooth. This makes the machine ideal for industries requiring high-quality, aesthetic finishes on metal products.

3. Versatility for a Range of Applications

The 400mm Wet Type Wide Belt Sander is a highly versatile machine suitable for various metalworking tasks, including:

  • Deburring: The abrasive belts remove burrs from metal parts created by cutting, punching, or stamping processes. This ensures smooth edges and prevents any sharp edges that could be dangerous or affect the functionality of the parts.

  • Surface Finishing: The machine excels in creating consistent surface finishes, whether it's for decorative purposes (e.g., brushed finishes or line graining) or functional requirements (e.g., oxide removal or polishing).

  • Oxide Removal: In the case of stainless steel, aluminum, and other metals prone to oxidization, the machine is effective at removing oxide layers and providing a clean, ready-to-paint or coat surface.

  • Line Graining: The combination of different sanding belts enables users to achieve line graining effects that are desirable in many industries, especially for aesthetic finishing in the automotive and kitchenware sectors.

  • Polishing and Buffing: The polishing wheel delivers a final shine that can transform metal parts into polished, high-appearance products.

4. Enhanced Efficiency and Productivity

The design of the wet type wide belt sander allows for higher efficiency, reducing time and labor required to achieve a superior finish:

  • High Throughput: The wide sanding surface (400mm) allows for the processing of larger metal sheets or multiple smaller parts at once, improving the speed and productivity of operations.

  • Adjustable Speeds: The machine offers adjustable feed speeds, which allows operators to control the sanding intensity based on material type and required finish. This flexibility ensures that the machine can adapt to various production needs.

  • Consistent Results: The machine’s design ensures that every part receives the same sanding pressure, helping to achieve a consistent finish across all processed workpieces. This consistency is essential in industries that require high-precision parts.

5. Durable and Reliable Construction

The 400mm Wet Type Wide Belt Sander is built with durability in mind. Designed for industrial use, the machine features a robust construction that ensures it can withstand the demands of continuous operation in harsh environments.

  • Heavy-Duty Frame: The solid construction of the frame reduces vibrations and ensures that the machine operates smoothly, maintaining high precision over long periods.

  • Long-Lasting Components: The quality of the components used in the machine is exceptional, ensuring long service life and reliability even under heavy use.

  • Minimal Maintenance: The wet sanding system helps to reduce wear on the belts and components, decreasing the need for frequent maintenance and making the machine more cost-effective in the long run.

6. Easy-to-Use Control System

The machine features a user-friendly control panel, designed for ease of operation. Operators can easily adjust settings such as sanding pressure, feed speed, and belt tension, making it suitable for a range of different metal types and finishing requirements.

  • Digital Controls: The control panel is equipped with a digital interface that displays the current operating settings and makes adjustments easy and intuitive.

  • Quick Belt Changes: The machine is designed for quick and easy sanding belt changes, reducing downtime and ensuring that the operator can maintain efficient production levels.

7. Integrated Dust and Water Recovery System

To maintain a clean and safe working environment, the machine is equipped with an integrated dust and water recovery system. This system helps manage the waste produced during the wet sanding process.

  • Dust Extraction: The integrated dust collector pulls away fine particles that are created during the sanding process, keeping the workspace cleaner and safer for operators.

  • Water Recovery: The wet sanding process uses coolant or water, and the recovery system allows for efficient filtration and reuse, reducing environmental waste and cutting costs on water consumption.


Wet Belt Sander:

Specification R5240 RR5240 RP5240 RRR5340 RRP5340 RRRP5440
Max Working Width 400 mm 400 mm 400 mm 400 mm 400 mm 400 mm
Max Working Height 60 mm 60 mm 60 mm 60 mm 60 mm 60 mm
Min Working Length 150 mm 150 mm 150 mm 150 mm 150 mm 150 mm
First Abrasive Belt Power 7.5 kW 7.5 kW 7.5 kW 7.5 kW 7.5 kW 7.5 kW
Second Abrasive Belt Power - 5.5 kW - 5.5 kW 5.5 kW 5.5 kW
Third Abrasive Belt Power - - - 5.5 kW - 5.5 kW
Polishing Wheel Power - - - - 5.5 kW 5.5 kW
Rotating Motor Power - - - - - -
Feed Motor Power 1.5 kW 1.5 kW 1.5 kW 1.5 kW 1.5 kW 1.5 kW
Lift Motor Power 0.37 kW 0.37 kW 0.37 kW 0.37 kW 0.37 kW 0.37 kW
Swing Motor Power - - 1.5 kW 1.5 kW 1.5 kW 1.5 kW
Vacuum Motor Power - - - - - -
Machine Dimensions (L×W×H) 1.8×1.5×1.8 m 2.1×1.5×1.8 m 2.1×1.5×1.8 m 2.4×1.5×1.8 m 2.4×1.5×1.8 m 2.7×1.5×1.8 m
Machine Weight 1000 kg 1200 kg 1200 kg 1500 kg 1500 kg 1800 kg
Abrasive Belt Size 1520×400 mm 1520×400 mm 1520×400 mm 1520×400 mm 1520×400 mm 1520×400 mm

Applications

The 3-Belt, 1-Polishing Wheel 400mm Wet Type Wide Belt Sander is an essential tool for industries such as:

  • Automotive Manufacturing: The machine is used for surface preparation of automotive components, including body panels, engine parts, and structural elements.

  • Metal Fabrication: Ideal for deburring, finishing, and polishing fabricated metal parts.

  • Stainless Steel Processing: Perfect for removing oxide layers and creating uniform finishes on stainless steel.

  • Aerospace Manufacturing: Suitable for precision finishing of aerospace components, ensuring the highest standards of safety and performance.

  • Heavy Machinery: The machine can be used for finishing large metal parts in the construction and heavy equipment sectors.

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DP GROUP, founded in 2016, offer professional laser solutions and sheet metal fabrication machinery. Headquartered in Hong Kong, we operate three factories in mainland China:
DPMach (Dongguan): Specializes in laser cutting, welding, and marking.
DGDY (Dongguan): Focuses on press brake machines with advanced Panel Bender technology.
DPQG (Foshan): Manufactures large tube laser cutting machines for pipes up to 800mm in diameter and 30 meters lenth.
We offer comprehensive OEM/ODM services and spare parts for diverse industries. Our R&D team of over 50 experts ensures cutting-edge innovations, while our international support team of 21 professionals provides global service.

 

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