Run out off: less than 0.005mm, speed:0-24000rpm, DC/AC Inverters, Frequency of Inverter: 0-400Hz
Bearing is P4 grade, 2x7005C P4 DT, 2x7003C P4 DT, increase spindle life.
High-speed electric main bearings used in all C class high-speed angular contact ball bearings, axial pre-load feature, improved support stiffness and live spindle grinding accuracy under high-speed rotation.
Main Application: engrave for wood, bamboo, normal PCB, PVC, PMMA, plastic, duotone board(ABS)and etc nonmetal, also can engrave on gold, silver, copper, aluminium, Pb etc soft metal surface working.