Grinder & Polisher


Other Data:


The semi-automatic metallographic grinding and polishing machine (P20G-1-M1) is a specialized single disc machine for metallographic sample preparation. It features an elegant design and a user-friendly grinding arm. This machine effortlessly meets various sample preparation needs, achieving a polished surface as high reflective as possible. It provides a convenient solution for tasks such as metallographic microstructure observation, metallographic analysis, material analysis, and hardness testing of metal sample or other materials.


The P20G-1-M1 comes with an automatic water rinsing function, making the preparation process more automated and efficient. Additionally, users can choose manual grinding operations for finer adjustments as needed. This flexibility makes the machine highly adaptable to various requirements in the metallographic sample preparation process.


※Mobiles and tablets can be slid left and right.


Superior industrial material body


Exquisite Appearance

Streamline appearance design and glossy film surface finishing makes the mechanical appearance artistic and exquisite.


Modular design

The combined control box can be fixed behind the machine or be placed next to the machine with quick-change design, which is easy to clean and can maximize the space.


Platen speed and direction adjustable

Adjust the platen speed and rotational direction based on the sample materials.


Low speed grinding and polishing function

Rotational speed can be lowered to 10 rpm. With external dispenser (optional), it meets the requirement of long-time polishing process without deformation.


Versatile M1 sample-fix arm

Grinding by assistant handle

Z-axis adjustable (with fixed design)

Horizontally moveable (with fixed design)

Rapid changing design for sample holders




Various anti-splash application

Various anti-splash covers can be applied based on the method of polishing process.


Automatic drying function

The automatic drying function makes the cleaning process faster. Also, avoid the crossing contamination during the operating process.


Extracted water hose

Clean the machine conveniently


Various choices of platen

Platen size of 8” and 10”are suitable for any consumables application.






Platen Size (mm)

Ø203.2  (8”)

Ø254 (10”)

Platen Quantity


Grinding Method

Manual (Auxiliary Sample Holder)

Grinding Quantity


Sample Size (mm)

Ø25/Ø32/Ø40/Ø50 (Special sample size can be customized)

Platen Motor Power (W)


Platen Rotational Speed (rpm)

1~600 (Effective Rotational Speed 10~600)

Machine Dimension

WxDxH (mm)


Machine Weight (kg) AC110V 1Ø



Machine Weight (kg) AC220V 1Ø



Standard Accessories

Polishing Platen 1pc, Anti-Splash Cover 2 pcs, Silicon Carbide Paper 8 pcs, Polishing Cloth 2pcs, Aluminum Oxide Powder 100g, Filter 1 set, 500g Dispenser 1 pc


P20F0027 Dispenser Set for One Bottle, P20F0028 Dispenser Set for Four Bottles, PA0108-1 8” Anti-Splash Cover (Manual), PA0108 10” Anti-Splash Cover (Manual), PA0108-3 8” Anti-Splash Cover (Auto), PA0108-4 10” Anti-Splash Cover (Auto), PA0108-2 Anti-Splash Cover (Full-Cover)