Bost bostram boring machines

Features 
Full hydrostatíc high accuracy
machine.
Wide range of heads and
accessories.
High added value special
developments for specific
applications.
Optimized stiffness of the machine
by FEM Finite Element Method Facıo 7 system. 
It enables to use the boring
machine as a 5 m turning
machine. 60 time savings.
Bostram
Technícal specífícatíons Bostram 5000 Bostram 6000 Bostram 7000
Longitudinal Xaxis column strokes mm + п х + п0 х
Number of guides in X axis bed 2 3 3
Vertical Y axis headstock strokes mm 3:000 4:000
Ram strokes Z axis mm І
Ram section mm  
Z+ W mm 3:200
Spindle strokes W axïs mm I
Boring spindle diameter mm  
Qui11 tool taper IS0 50 1S0 50 / 1S0 60 with 1S0 50 adapter1S0 60 with 1S0 50 adapler
Main spindle Power S1,100 kW 71 100 80 103 100 145
Main spindleTorque S1,100 Nm
Spindle Gear Ranges 2 2 3 2 3 4
Maximum rotation speed min-1 3,500
Linear axes rapid feed X,Y, Z W mm/min
Linear axes feed force X, Y, Z W N 50,000
Type of guides X, Y Z axes Hydrostatic guides Hydrostafic guides Hydrostatic guídes