Product Description:
 In the preparation process of metallographic specimen, the pre-grinding of samples is an essential pretreatment process before polishing. After pre-polishing the sample, the effect of sample preparation can be improved greatly.
The YM-2 pre-grinder, It is designed by researching and collecting the opinions and demands of various personnelto meet the need of more material pre grinding, what's more is the Grinding disc diameter of this machine is larger than the domestic similar product, the rotary speed of the grinding disk is also different from domestic products，is an excellent equipment for sample pre grinding.
Technical parameters:
1、polishing diameter：￠230mm
2、Power：380V/50HZ
3、polishing disk：450r/min(L)，550r/min(R)
4、Dimension：730*650*300mm
5、Power：550W
6、Net weight：45kg