Metallographic Sample Grinding Polishing Machine

YMP-1-300/250 Metallurgical Polishing Machine – Compact Power for Flawless Sample Prep‌
‌Why waste hours fighting manual polishers? The ‌YMP-1-300/250‌ delivers lab-grade precision with a ‌300mm stainless steel disc‌, ‌HD touchscreen controls‌, and ‌magnetic Teflon plate‌ that swaps abrasives faster than brewing coffee. Designed for tight lab spaces (only 725mm wide), this 57kg beast grinds and polishes titanium, steel, or ceramics at ‌100-1000 RPM‌ – all while running quieter than a desk fan. Perfect for QA labs that need ISO-ready samples, not guesswork.

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‌Key Features ‌

• ‌300mm Dominance‌: Polish 4+ samples at once – 20% larger than standard discs.
• ‌Touchscreen Workflows‌: Save RPM, direction (↻/↺), and time presets for steel, copper, or composites.
• ‌Magnetic Teflon Discs‌: No glue, no residue – switch from rough grinding to mirror polish in 10 seconds.
• ‌Lab-Space Friendly‌: 57kg compact design fits benches smaller than a office desk.
• ‌DC Brushless Muscle‌: 1.1kW motor – 50% quieter and longer-lasting than brushed models.

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‌Technical Specs ‌

Parameter	Details
Disc Diameter	300mm / 254mm (Industry-leading)
Speed Range	100–1000 RPM (stepless or fixed speeds)
Motor	DC Brushless, 220V, 1.1kW (high torque)
Disc Material	Stainless Steel + Teflon Coating
Dimensions	725×500×360mm (Fits compact labs)
Weight	57kg (Easy to reposition)
Noise Level	≤65dB (Library-quiet operation)

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‌Why This Machine Wins‌

• ‌Space-Saving Hero‌: Half the weight of competitors – perfect for crowded labs.
• ‌Error-Proof Polishing‌: Lock in RPM/time presets – no ruined samples.
• ‌Zero Downtime‌: Magnetic discs mean labs never wait for adhesive cleanup.

YMP-1-300/250 Metallographic Sample Grinding and Polishing Machine

In the metallographic sample preparation, pre-grinding, polishing and grinding are the indispensable procedures. This machine is controlled by single chip microcomputer. With ABS sewage collection plate and cover it is the latest product with a new and beautiful appearance. With grinding disc stepless speed regulation and clockwise or anticlockwise direction, it ensures the smooth of the sample. It adopts high definition LCD touch screen, clear to display and easy to use. The motor is DC brushless motor and don’t need to replace the brush, used for a long time. The grinding disc is stainless steel which makes firm and steady. Strong large support chassis design ensures the precision rotary balance. Powerful motor brings strong power and efficient grinding and polishing experience. Spindle leak-proof design ensures the bearing almost without damage and the super mute design brings a good experience. With magnetic grinding disc design, it supports for fast disc replacing system, the plate is Teflon painted which makes no residue of changing polishing cloth. The size of the disc is larger than the same products in the market, adapted to various materials preparation of test samples. With low noise, convenient operation, beautiful appearance, safe use, it is the ideal equipment for metallographic sample preparation.

Main Parameters:

Grinding and Polishing Disc Diameter	300mm or 254mm
Abrasive Paper Diameter	300mm or 250mm
Rotating Speed	100～1000r/min, stepless; Or four speed 250r/min, 500r/min, 750r/min, 1000r/min
Rotating Direction	Clockwise or Anticlockwise
Electromotor	DC brushless motor, 220V, 1.1kw
Dimensions	725×500×360mm
Weight	57kg