Detailed Product Description In the metallographic examination room, in metallographic sample  preparation process, sample pre- grinding, polishing, grinding, are all essential procedure. The machine is designed through market research and suggestion of the consumer , the sewage collection plate and cover are made of meatal, the appearance is more fashionable and more beautiful.
   This machine integrates the three functions into a body, can adapt to a variety of material. The machine grinding and polishing disks were greater than similar domestic products. Grinding,polishing speed is contiously virable, can also be secondary speed,polishing speed can be controled separately, is the best metallographic sample preparation  equipment.
 
Main Technical Specification
Disc diameter: 230mm
Sand paper diameter:230mm
Speed:CV,100-1000 r/min；secondary speed：300 r/min,600 r/min
Motor:DC no bush motor 220v  750w
Overall Dimension : 760×640×330mm
Net weight: 55Kg