CNC Lathes: Chuck Size

ST-20SS

Starting at $63,995.00

* Machine shown with optional equipment. Actual product appearance may differ.

EXPLORE MACHINE DETAIL:

ST-20SS Product Overview

CNC Lathe, 10" x 21" (254 x 533 mm) max capacity, 31.75" (806 mm) swing, 30 hp (22.4 kW) vector drive, 5000 rpm, A2-6 spindle, 8.3" (210 mm) chuck, 24-station hybrid BOT/VDI turret, 15" color�LCD monitor, memory lock keyswitch, USB port and rigid tapping.�Standard toolholder kit included.

ST-20SS Dimensions ST-20SS Datasheet Shipping Dimensions Electrical Requirements

ST-20SS Specifications

SWING DIAMETER	S.A.E.	METRIC
ST-20SS
Over Front Apron	31.75 "	806 mm
Over Cross Slide	20.75 "	527 mm
Over Tailstock	23.0 "	584 mm
CAPACITIES	S.A.E.	METRIC
Chuck Size	8.3 "	210 mm
Max Cutting Diameter (varies with turret)	10.0 "	254 mm
Max Cutting Length (without workholding)	21 "	533 mm
Bar Capacity	2.0 "	51 mm
TRAVELS & FEEDRATES	S.A.E.	METRIC
X Axis	9.3 "	236 mm
Z Axis	21.0 "	533 mm
Rapids on X	945 in/min	24.0 m/min
Rapids on Z	1200 in/min	30.5 m/min
Max Thrust X	4100 lb	18238 N
Max Thrust Z	4050 lb	18015 N
SPINDLE	S.A.E.	METRIC
Max Rating	30 hp	22.4 kW
Max Speed	5000 rpm	5000 rpm
Max Torque	140 ft-lb @ 1450 rpm	190 Nm @ 1450 rpm
Spindle Nose	A2-6	A2-6
Spindle Bore �	3.50 "	88.9 mm
TURRET	S.A.E.	METRIC
Number of Tools	24 Stations	24 Stations
OD vs ID Tools	Hybrid 12 BOT/12 VDI	Hybrid 12 BOT/12 VDI
Boring Bar Rear Clearance (from back of turret )	4.0 "	102 mm
GENERAL	S.A.E.	METRIC
Air Required	4 scfm, 100 psi	113 L/min, 6.9 bar
Coolant Capacity	55 gal	208 L

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