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home > PRODUCTS > Floor type horizontal boring mills > GRATA > Technical specifications

Technical specifications

Machine groups travels
Column transverse travel X mm 5,000 - 25,000 (2,000)
Headstock vertical travel Y mm 1,600; 2,000; 2,500; 3,000
Spindle stroke Z mm 1,500

Headstock*
RAM size mm 500 x 500
Speed range R.P.M. 10 - 5,000
Main motor power kW 37
Max. torque on driving shift Nm 1,200
* The headstock can be completed with following accessories: 
   Spindle extension VNK 300 / VND 800 - ISO 50 / 5,000 R.P.M. / 37 kW / 1,200 Nm
   HPI 50 - ISO 50 / 4,000 R.P.M. / 37 kW / 1,200 Nm 
   HUI 50 - ISO 50 / 3,000 R.P.M. / 28 kW / 1,000 Nm
   HOI 50 - ISO 50 / 4,000 R.P.M. / 37 kW / 1,200 Nm
   HV/V - ISO 50 / 3,500 R.P.M. / 22 kW / 500 Nm
   HV/E-H - HSK-A63 / 20,000 R.P.M. / 43 kW / 60 Nm
Feeds
Feed range X, Y, Z mm.min-1 1 - 15,000
Rapid traverse - X, Y mm.min-1 25,000
Rapid traverse - Z mm.min-1 15,000
Max. feed forces in X, Y, Z axes kN 20

 

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