Patent registration(Patent No.10-2381390, Spindle device with buffer structure)/li>
2021
Factory expansion and relocation(Gimpo Hakwoon 6 Industrial Complex)
Developed semiconductor wafer polishing spindle Cup wheel 200Ø
Developed deburring spindle 80Ø, 2.4KW, 30,000RPM
2017
Perform national task(2 things)
Development of spindle for internal grinding 120Ø, 10kw, 30,000rpm / 100Ø, 10kw, 60,000rpm / 120Ø, 6kw, 60,000rpm
Development of spindles for CNC high speed processing machine 80Ø, 60,000rpm, ISO 10(ATC) / 80Ø, 70,000rpm, HSK E25(ATC) 80Ø, 75,000rpm, ER11 / 62Ø, 125,000rpm
150Ø, 15,000RPM Development of direct spindl
2016
Development of work-head spindle for tool grinding
Development of spindle for grinding dresser 62Ø, 30,000RPM
Development of spindle for testing machine 110Ø, 40,000RPM, HSK E40
Spindle development 80Ø, 60,000RPM, SK10
Development of center hole type spindle 170Ø, 25KW, 12,000RPM, BT40
2015
Developed ultra high-speed spindle for processing semiconductor holes 62Ø, 1.4KW, 105,000RPM,ER11 (ceramic ball bearing)
Developed ultra high-speed spindle for grinding bores 120Ø, 11KW, 51,000RPM, straight type
2014
Selected for national projects (Developing core technologies to assess and improve the reliability of the power unit for new growth)
Invited to present a lecture at a technological seminar (recommended by KOMMA, technological lectures on the design of spindles (twice in Changwon and Gwacheon)
Developed spindle for grinding LCD glass 110Ø, 5.5KW, HSK C40, 12,000RPM
Developed spindle for automobile tests 120Ø,11kw,45,000rpm/150Ø,18kw,36,000rpm
Developed spindle for grinding bores 100Ø, 4kw, 60,000rpm/120Ø,11kw,51,000rpm
Developed spindle for machine tools 170Ø,25kw,24,000rpm,BT40
Developed heavy-industry type spindle 80Ø,3.3kw,30,000rpm,straight
2013
Developed synchronous motor spindle for processing aircraft parts 120Ø,HSK40,24,000RPM(option : encoder+ rotary joint)
Developed air bearing spindle 62Ø,ER11,125,000RPM
2012
Developed spindle for machine tools 230Ø,HSK63 / 110Ø,BBT30 / 100Ø, HSK40
Developed spindle for grinding LCD glass
Developed spindle for grinding bores 90Ø, 2.5KW, 50,000RPM(option:oil-air)