CNC Lathes Manufacturer - TMT
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TTB-20 Series
Standard Option
FANUC 0i-TF controller Collet Chuck
Hollow Hydraulic 3-jaw Chuck 8"/10" Servo Turret V12 (TTB-20 Series)
Servo Turret V10 (TTB-20 Series) Hydraulic Turret V10/V12 (TTB-20 Series)
BMT-55 Power Turret (TTB-20M/MY Series) Programmable Tailstock (TTB-20L/LM/LMY Series)
Foot Switch Control for Chuck Parts Catcher
Manual Tailstock (TTB-20L/LM/LMY Series) Product Conveyor
Coolant System Rear Type Chip Conveyor & Cart
Automatic Lubrication System Auto Door
3-color Warning Lamp Manual/Auto Tool Presetter
Working Lamp Front Air Blast
Tool Box with Tools Oil Mist Collector
Side Type Chip Conveyor & Chip Cart Oil Skimmer
Operation/Maintenance Manual High Pressure Cutting Coolant Motor
Heat Exchanger Barfeeder Interface
Manual Guide 0i Bar Feeder
Auto Power Off (M30) Air Conditioner
Dynamic Graph Simulation Transformer/ Voltage Stabilizer
Rigid Tapping  
RS-232 Interface  
Memory Card Interface(PCMCIA)  
USB Interface  

■ Standard and optional equipments listed as above are for reference only.
 The correct information is dependent on customer's order.

Description UnitTTB-20 Series
  Headstock Type   ALM
Controller - 0i-TD
CAPACITY Swing over bed mm (in.) φ560
Swing over saddle mm (in.) φ400
Max. turning diameter mm (in.) φ400
Max. working length mm (in.) 500
Distance between centers mm (in.) 550
Bar capacity mm (in.) φ52
Chuck size inch 8"
STROKE X-axis stroke mm (in.) 200+30
Z-axis stroke mm (in.) 630
FEEDRATE Axial rapid feedrate m/min (ipm) X:20, Z:25
Cutting feedrate(X/Z) mm/min (ipm) 10000
SPINDLE Spindle speed rpm 4200
Spindle nose - A2-6
Spindle bore diameter mm (in.) φ66
TURRET Turret type and storage capacity - BMT-55
Square tool dimension mm (in.) 25x25
Boring tool dimension mm (in.) φ40
M-axis tool speed rpm 4000
M-axis tool motor output(cont./15 min) KW(HP) 2.2/3.7 (3/5)
TAILSTOCK Tailstock movement type - Manual
Quill stroke mm (in.) 100
Quill diameter mm (in.) φ85
Quill taper - MT4
MOTOR Spindle motor output (cont./30 min.) KW(HP) 7.5/11 (10/14.7)
Axis servo motor KW X:3.0, Z:3.0
(X:4.0, Z:4.0)
ACCURACY X/Z axis positioning accuracy (VDI 3441) mm 0.01
X/Z axis repeatability accuracy (VDI 3441) mm 0.006
COOLANT TANK Coolant motor output KW(HP) 0.75 (1)
Coolant tank capacity L 100
OTHER Power requirements KVA 25
Machine size mm (in.) 3350x1790x1765
Machine weight kg (Lb) 3840

■ All specifications, dimensions and design characteristics are subject to change without prior notice.