Railways
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Behind Geminis you will find a team of more than 100 people developing machining solutions. Our technology and experience allow us to work in the most challenging sectors and projects. Besides railways we are reference in Iron & Steel, Oil&Gas, Power generation, Wind energy, Shipyard or Cranes.

Turning solutionsWe believe in railways as a major actor in connecting our world. We are proud to support railway manufacturers, railway lines managers, etc. with close contact and customize solutions manufacturing high reliability machines for rolling stock maintenance. Our Geminis lathes are specialized in machining of axles, wheelset and wheels. We have a track of more than 60 years supplying highly demanding machining solutions and service all over the world.

GR5-A for axle machining Horizontal lathe for high precision finishing. TECHNICAL CHARACTERISTICS Swing over bed mm 1,000 - 1,200* Swing over cross slide mm 600 - 800* Main motor power kW 28 - 37* Rapid traverse m/min 8 Machine dimensions mm 3,100 x 2,600 x 8,900 Machine weight Kg 16,000

for wheels set machining Horizontal lathe for high power cutting TECHNICAL CHARACTERISTICS Max. Wheel tread diameter Track gaude Main motor power Machine dimensions Machine weight Difference in diameters between wheels *Optional Machine also capable of machining axles and loose wheels

GR3-W for wheel hub boring Vertical machine for boring applications TECHNICAL CHARACTERISTICS Max. Wheel tread diameter mm Min. Wheel tread diameter mm Max. Weight over table kg Main motor power kW Machine taper Automatic tool changer Boring accuracy Roundness mm

for hub machining, external wheel profile machining and oil injection hole machining. Vertical lathe with drilling and milling capacity. TECHNICAL CHARACTERISTICS Max. Swing diameter Chuck diameter Max. Weight over chuck Headstock main motor power Speed range Rapid feeds Spindle taper Turning & Speed range Milling head Main motor power Automatic tool changer Machine dimensions Machine weight

Technologies -Personalized interfaces -Automatic measuring systems -Automatic machining of the optimum profile -Measuring reports -Key parameters communication between machines -Automatic loading / unloading system

ALSTOM Ansaldo STS A Hitachi Group Company ^ORTHEBN s^AILWA^U

GORATU Máquinas Herramienta, S.A. Lerún, 1 - 20870 Elgoibar Gipuzkoa (Spain) Tel. +34 943 748 060 Fax +34 943 744 093 sales@goratu.com Goratu Máquinas Herramienta, S.A. accepts no responsibility for any possible printing or typing errors, and reserves the right to include any modification to the characteristics of the products with no prior notice. The pictures showed do not necessarily fit with the standard machine’s configuration.