Overview of the ERL Series Gear-Head Lathe #
The ERL Series Gear-Head Lathe is engineered to deliver consistent performance and adaptability for a range of metalworking tasks. With robust construction, advanced features, and a focus on operator convenience, this series is suitable for both precision machining and general turning operations.
Key Product Highlights #
- Models Available: ERL-1330 / ERL-1340
- Headstock: All models feature an oil-bathed lubrication system for the headstock, ensuring smooth operation and longevity.
- Compliance: CE certification available upon request.
- Spindle Bore: 40mm (1.57") spindle bore, ASA D1-4.
Technical Specifications #
| Specification | ERL-1330 | ERL-1340 |
|---|---|---|
| Height of centers | 171mm (6.73") | 171mm (6.73") |
| Swing over bed | Ø342mm (13.46") | Ø342mm (13.46") |
| Swing in gap | - | Ø512mm (20") |
| Swing over cross slide | Ø205mm (8.07") | Ø205mm (8.07") |
| Distance between centers | 760mm (30") | 1000mm (40") |
| Width of bed | 230mm (9") | 230mm (9") |
| Gap width in front faceplate | 150mm (5") | 150mm (5") |
| Spindle nose, internal taper | D1-4, MT. No.5 | D1-4, MT. No.5 |
| Spindle center sleeve | MT. No.5 x MT. No.3 | MT. No.5 x MT. No.3 |
| Spindle bore | Ø40mm (1.57") | Ø40mm (1.57") |
| Spindle speed (gear steps) | 8 steps / 80~2000 RPM | 8 steps / 80~2000 RPM |
| Optional spindle speed | 16 steps / 4P 50~1350 RPM, 2P 100~2570 RPM | 16 steps / 4P 50~1350 RPM, 2P 100~2570 RPM |
| Carriage (L x W) | 400mm x 384mm | 400mm x 384mm |
| Cross slide travel | 180mm (7") | 180mm (7") |
| Top slide travel | 95mm (3.74") | 95mm (3.74") |
| Whitworth threads | 45 kinds / 2~72 T.P.I. | 45 kinds / 2~72 T.P.I. |
| Metric threads | 39 kinds / 0.2~14 mm | 39 kinds / 0.2~14 mm |
| D.P. threads | 21 kinds / 8~44 D.P. | 21 kinds / 8~44 D.P. |
| M.P. threads | 18 kinds / 0.3~3.5 M.P. | 18 kinds / 0.3~3.5 M.P. |
| Longitudinal feeds | 0.05~1.7 (0.002"~0.067") | 0.05~1.7 (0.002"~0.067") |
| Cross feeds | 0.025~0.85 (0.001"~0.034") | 0.025~0.85 (0.001"~0.034") |
| Quill diameter | Ø50mm (1.968") | Ø50mm (1.968") |
| Quill travel | 112mm (4.5") | 112mm (4.5") |
| Taper of center | MT. No.3 | MT. No.3 |
| Main spindle motor | OPT. 5HP 2P/2.5HP 4P | OPT. 5HP 2P/2.5HP 4P |
| Coolant pump | 1/8 HP | 1/8 HP |
| Weight (Net/Gross) | 850/950kgs | 1000/1120kgs |
| Packing size (L x W x H) | 2000mm x 965mm x 1900mm | 2270mm x 965mm x 1900mm |
Specifications are subject to change without notice.
Standard Accessories #
- Backplate for 7" chuck
- Dead center MT.3
- Dead center MT.3 with carbide tip
- Spindle center sleeve MT.5
- Level pads (6 pcs)
- Tool set & box
- Operation manual & parts list
- Full length splash guard
- Halogen lamp
Optional Accessories #
Construction and Design Features #
- All castings are stabilized and stress relieved for durability.
- Bed ways are hardened and ground to a minimum of HS-70 for wear resistance.
- Operates with extremely low noise levels.
- Equipped with a foot brake pedal for safety.
- Built-in coolant pump and fittings included.
- CSS (constant surface speed control) available on request for E.V.S. models.
- Wider bed way design enhances vibration absorption.
Component Highlights #
Headstock #
- Vibration-absorbent and deflection-free housing.
- Gears are hardened and ground using MAAG or REISHAUER processes.
Gear Box #
- Universal design supports a wide range of inch, metric, M.P., and D.P. threads without the need for change gears.
Apron #
- Right-hand or left-hand wheel available upon request.
- Integrated automatic control for longitudinal and cross feeds, including forward and reverse.
Carriage & Slide #
- Anti-float design with backlash eliminator fitted in the cross slide nut.
- Safety clutch on the feed shaft.
- One-shot lubrication for carriage and top slide.
- Dual dials for inch system screws; metric dial for metric system.
Heavy Duty Spindle #
- Machined from forged alloy steel, hardened, ground, and dynamically balanced.
- Supported by high-grade precision taper roller and ball bearings at three points.
For further details or inquiries, please visit the Sun Master ERL Series Gear-Head Lathe page.