MPoli-250A/300A Metallographic Auto Grinder Polisher

Video Demonstration

Single-chip microcomputer control,ABS material body.
Stepless speed control,support rotational direc- tion.
The grinding head with single force pressure and central force pressure
Both auto and manual grinding and polishing processes.
7 inch colorful touch screen, easy operation, intui- tive data display
Time and speed can be set, automatically con- trolled watering system,
Special self-adaptive design grinding disc makes the sample and grinding disc fit perfectly, which effectively solve the multi-faceted phenomenon and ensures consistency of grinding surface.
Automatic locking function of grinding head.
Magnetic grinding disc supports for fast disc replacing. Teflon painted wheel holder makes no residue of changing abrasive paper and polishing cloth.
DC brushless motor with long service life and low noise brings strong power
It can store ten procedures, set different parame- ters for different samples.
Semi-rotating grinding disc and inner lighting system, easy to take and place the samples.

Model	MPoli-1-300A	MPoli-1-250A	MPoli-2-300A	MPoli-2-250A
Platen Diameter	300mm	250mm	300mm	250mm
Abrasive Paper Diameter	300mm	250mm	300mm	250mm
Platen Disc Type	Magnetic	Magnetic	Magnetic	Magnetic
Platen Disc Speed	Stepless 100~1000r/min
Platen Disc Direction	Clockwise or Counter-Clockwise
Platen Disc Motor	DC brushless motor,220V,1.2kW
Head Motor	200W Stepper Motor
Head Lock	Automatic
Water Outlet	Automatic
Head Disc Speed	Stepless 20~120r/min
Timing Set	0~99min
Program Storage	10 Saved Steps
Sample Holder Qty.	6 pcs
Sample Holder	Standard:Φ25mm, Φ30mm, Φ40mm (Choose one) Customized different sizes and shapes
Pressure Method	Single Pressure or Central Pressure
Single Sample Force	0~50N
Central Sample Force	0~160N
Control Panel	7 inch Touch Screen
Power Supply	220V,50Hz,8A		220V,50Hz,12A
Machine Dimensions	800x800x760mm		1200x800x760mm
Net Weight	96kg	96kg	134kg	134kg

Name	Qty
Sample Holder	Φ25mm, Φ30mm, Φ40mm or customized
Plastic Retaining Rings	Φ25mm, Φ30mm, Φ40mm or customized
Teflon Pad	250mm,300mm
Abrasive Paper 250mm,300mm	180#, 240#, 280#, 320#, 400#, 600#, 800#,1000#, 1200#, 1500#, 2000#
Adhesive Polishing Cloth 250mm,300mm	Canvas, Velvet, Woolen, Long Velvet
Diamond Grinding Paste	W0.5, W1, W2.5, W3.5, W5
Alumina Powder	W1, W3, W5
Chromium Oxide Powder	W1, W3, W5
Diamond Spray	W0.5, W1, W2.5, W3.5, W5
Diamond Suspension	W1, W2.5, W5
Automatic Dispensing Device	ZDD-1
Abrasive Paper Storage Rack	Ten layer shelf
Air Compressor	OTS550W-8L

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Last updated: 2026-04-02

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