Fluid Polishing Machine

Advanced equipment that uses semi-solid abrasive media to flow over the workpiece surface under pressure to achieve precision deburring, polishing and surface strengthening.

Fluid polishing machine precision inner hole deburring process
Machine Features

Solve Complex Polishing and Deburring Challenges

Abrasive flow machining process polishing complex internal surfaces

Fluid polishing machine with its unique flexible abrasive flow technology, perfectly solves the deburring and finishing problems of traditional polishing processes in scenarios such as complex cavities, tiny channels, and special-shaped surfaces.

Adapt to complex shapes

Flexible contact, can fill any shape of gaps and holes under pressure

Even polishing

Adjustable polishing intensity, consistent cutting force on the surface

Batch Processing

Dozens to hundreds of parts can be processed at a time.

Super fine surface

Ra can reach 0.01μm (mirror grade), improving the smoothness.

Fluid polishing machine in operation processing metal components with abrasive media

Fluid polishing machine is the only machine that can polish inner holes, curved surfaces and blind holes at the same time.

Fluid polishing machine precision inner hole polishing process
Inner hole

Fluid polishing machines achieve all-round polishing through a flexible abrasive flow, and are particularly good at polishing inner holes that are difficult to reach with traditional processes.

Irregular shape polishing with fluid abrasive technology
Irregular shape

The abrasive flow machining technology can perfectly adapt to various irregular shaped workpieces, such as impellers, turbines and other complex geometric structures, to achieve uniform polishing without dead angles.

Complex structure polishing with fluid abrasive machine
Complex Structure

For precision parts with complex structures, the fluid polishing machine can process multi-channel and multi-surface features at the same time, significantly improving the overall surface finish of special-shaped parts.

Internal curved surface polishing with fluid abrasive technology
Internal Curved Surface

The unique fluid dynamics design enables abrasive flow machining to precisely fit the curved surface, achieving mirror-level finishing of the curved surface.

Fluid polishing machine performing precision cross hole polishing
Cross hole

In cross-hole polishing applications, the fluid polisher can automatically adjust the abrasive flow direction to effectively remove burrs and ensure consistent treatment of the cross-hole area.

Precision mold polishing with fluid abrasive technology
Mold

As a revolutionary solution for mold polishing, abrasive flow machining can repair EDM lines and eliminate stress concentration. It is especially suitable for the final finishing of precision molds such as injection molds and die-casting molds.

Metal surface before fluid polishing treatment
Before Polishing
(Electron Microscopic Image)
Metal surface after fluid polishing treatment

After Polishing
(Electron Microscopic Image)

Metal surface before fluid polishing showing rough texture

Mold Inner Hole Polishing
(Electron Microscopic Image)

Mirror-finished metal surface after fluid polishing

Deep Hole Inner Hole Polishing
(Electron Microscopic Image)

Abrasive Flow Machining for Precision Medical Parts

Medical Parts

Abrasive Flow Machining for Automotive Parts

Automobile Parts

Abrasive Flow Machining for Aerospace Components

Aerospace Parts

Gear Abrasive Flow Machining Process

Gear

Fluid Polishing for Precision Components

Precision parts

Mold Fluid Polishing Process

Mold Fluid Polishing

Fluid Polishing for Semiconductor Components

Semiconductor Parts

Fluid Polishing for Die Casting Molds

Extrusion Molds

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History of Fluid Polishing Machines

Fluid polishing machines originated in the 1960s and were originally developed to solve the problem of finishing and polishing complex parts in the aerospace field. Early abrasive flow machining technology achieved polishing of structures such as inner holes and cross holes that were difficult to reach with traditional methods by passing a viscoelastic medium containing abrasives through the surface of the workpiece under pressure. 

With the increasing demand for precision surface treatment in the manufacturing industry, modern fluid polishing machines have been continuously upgraded from manual operation to CNC automation systems, and are widely used in medical equipment, automotive molds, precision gears and other fields. Today, as a representative of efficient finishing polishing machines, this technology can not only process hard materials such as stainless steel and titanium alloys, but also achieve a mirror effect of Ra≤0.1μm, becoming an essential process for the manufacture of high value-added parts.

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