USED STAR SR 20 R II SWINGING HEADSTOCK LATHE

USED STAR SR 20 R II SWINGING HEADSTOCK LATHE

Location:Cologno Monzese, Italy

Description

The used STAR SR 20 R II sliding headstock lathe represents a solid choice for professionals in the metalworking sector. turning. Equipped with a FANUC 18i – TB control unit, it offers a wide range of accessories including a loader IEMCA BOSS 338-HD, various tools and a workpiece unloading mat. This model offers a turning capacity with a maximum diameter of 20 mm and a sliding headstock stroke of 205 mm, allowing precision machining with a rapid axis feed capacity up to 20 m/min. The main spindle of the lathe is capable of reaching a rotation speed of 8000 rpm and has a power of 3.7 kW, while the total available power reaches up to 2.2 kW. The equipment supports tools of dimensions M 8 x 1.25 for turning operations and M 6×1 for rotating operations, facilitating flexibility in the machining applications. With overall dimensions of 2.21m x 1.08m and a weight of 2200kg, this lathe is well suited to various workshop configurations. The machine is equipped with a tank capacity of 155 litres and offers an operating environment stable with a maximum height of 1.70 m. The installation requires a power supply with an installed power total of 7 kVA. This lathe combined with its robust construction is ideal for intensive work and offers precision and reliability.

Specifications

ManufacturerSTAR
ModelSR 20 R II
Year2005
ConditionUsed
Stock Number00017
Max. diameter turnablemm. 20
Max. travel of sliding headstock (single-tightening)mm. 205
Fixed toolM 8 x 1.25
Rotating tool on comb slideM 6×1
End mill on comb slideØ 10
Spindle hole diameterØ 20
Spindle revolutionsRPM 8000
Main spindle powerKw 3.7
Max grip and passage diameterØ 20
Power availableKw 2.2
Max piece length with front ejection80 mm
Rapid axis advancesm/min 20
C-axis rapid advancesdegrees/min 90000°
Maximum work progress linear axesm/min 10
Maximum C-axis work feeddegrees/min. 10000°
Std (opt) fixed turning tool seatsn 6
Std tool shank dimensions (opt)mm. 12
Seats for radial motorized unitsm 4
Max speed of motorized unitsrpm 8000
Max. power availableKw 1.2
Fixed drilling/tapping tool holdersn. 4
Max. clamping diameter with ER collet10 mm
Max drilling capacity (C45 steel)8mm
Fixed drilling/tapping tool seatsn. 4
Max tapping capacity (C45 steel)M 6×1
Max tapping capacity (C45 steel)M 6×1
Tank capacityl 155
Max Heightm 1,70
Max. floor space requirementsm 2.21 x 1.08
Machine weightKg 2200
Total installed powerKvA 7