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OPTIMUM OPTIturn TH4215D

Swing diameter: 420 mm
Turning length: 1,500 mm
Swing diameter over cross slide: 250 mm
Swing diameter in bed gap: 590 mm
Center height: 210 mm
Turning length in bed gap: 260 mm
Spindle speeds: 16 (45-1,800) rpm
Tailstock taper: MT 4
Quill stroke: 120 mm
Quill diameter: 50 mm
Spindle nose: DIN ISO 702-2 No. 6
Spindle bore: 52 mm
Spindle taper: MT 6
Longitudinal feed: 17 / 0.05 - 1.7 m/min
Cross feed: 17 / 0.025 - 0.85 m/min
Total power requirement: 4.6 kW
Machine weight approx. 1,340 kg
Space requirement approx. 2,440 x 915 x 1,375 mm

Fully equipped lead- and feed-screw lathes. TH 4215 with digital position display DPA 21 / 3462070

- Hardened and ground Z-axis guideways
- Spindle mounting Camlock DIN ISO 702-2 No. 6
- Precisely machined carriage
- Handwheels with adjustable fine graduations 0.04 / 0.02 mm
- Four-way tool post
- All guides adjustable via gib strips
- Compound slide travel range ±90°
- Guaranteed spindle nose runout accuracy better than 0.015 mm
- Main spindle runs in oil bath
- Gearwheels smoothly running, hardened and ground, supported by two adjustable precision tapered roller bearings
- Handwheels decoupled and tested in accordance with EN 23125
- Two-channel forward/reverse switch tested according to EN 23125
- Switches with lifecycle calculation, tested according to EN ISO 13849
- All metric threads from 0.2 to 14 mm/rev and all inch threads from 72 to 2 TPI selectable via control levers without changing gears
- Forward/reverse switchable on bed slide via leadscrew
- Central lubrication on bed slide
- Base and machine bed cast in one piece from Meehanite casting
- Leadscrew cover
- Emergency stop device with foot pedal
- Safety handwheels with disengagement function on X and Z axes
- Tailstock adjustable by ±10 mm for taper turning
- Tailstock quill and handwheel with adjustable fine scaling 0.025 mm
- Quick, easy and tool-free adjustment via clamping lever
- Deep-ribbed prism bed, induction hardened and precision ground from grey cast iron
- Coolant system with separate coolant tank, level indicator and oil separator; easy and complete draining and cleaning according to DIN
- LED machine lamp in chip guard

Models TH 4210D and TH 4215D with digital position indicator DPA21:
- User-friendly membrane keypad, splash proof, sealed and anti-glare
- Glass scales

Scope of delivery:
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- Fixed steady rest, capacity Ø 15 - 145 mm
- Travelling steady rest, capacity Ø 10 - 75 mm
- LED machine lamp
- Reducing sleeve MT 6 / MT 4
- Fixed center MT 4
- Change gear set
- Position stop with fine adjustment
- Initial fill with quality oil
- Operating tools

Including special accessories: OPTIMUM 3-jaw chuck, centrically clamping, Ø 250 mm
Quick-change tool post SWH5-B set

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