Conventional Lathe Machine | 20″x60″ (500x1500mm) 80mm Spindle Bore C6251

Conventional Lathe Machine | 20″x60″ (500x1500mm) 80mm Spindle Bore C6251

Powerful conventional lathe machine for heavy-duty manual turning with 510mm swing, 1500mm center distance and 80mm spindle bore. C6251 features a 7.5kW motor.

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C6251 Conventional Lathe Machine Overview

ال C6251 Conventional Lathe Machine is a heavy-duty manual metal turning lathe designed for machining medium to large workpieces in demanding workshop and manufacturing environments. With a 510 mm swing over bed, 1500 mm distance between centers و 80 mm spindle bore, the C6251 provides a larger working capacity than standard workshop lathes.

Built with a robust cast iron structure and precision-ground bedways, this conventional lathe machine is designed for stable turning performance and long-term workshop use. The 12-speed spindle, 7.5 kW main drive motor and four-station tool post provide the capacity required for general turning, facing, boring, threading and other manual machining operations.

Swing Over Bed:
510 mm
Center Distance:
1500 mm
Spindle Bore:
80 mm
Main Motor:
7.5 kW

Technical Specifications

Specification Itemمواصفة
Machine ModelC6251/1500
Machine TypeConventional Manual Lathe Machine
OperationManual
Maximum Swing Over Bed510 mm
Maximum Swing Over Cross Slide305 mm
Maximum Swing Over Gap735 mm
Effective Gap Length200 mm
المسافة بين المراكز1500 mm
عرض السرير350 mm
تجويف المغزل80 mm
طرف مغزليISO-D8
Spindle TaperMT7 (1:20)
Spindle Speed25–1600 rpm, 12 speeds
Top Slide Travel130 mm
Cross Slide Travel316 mm
Maximum Tool Shank Size25 × 25 mm
Longitudinal Metric Feeds35 kinds, 0.059–1.646 mm/rev
Longitudinal Inch Feeds35 kinds, 0.0022–0.0612 inch/rev
Cross Metric Feeds35 kinds, 0.020–0.573 mm/rev
Cross Inch Feeds35 kinds, 0.00048–0.01354 inch/rev
Metric Thread Range47 kinds, 0.2–14 mm
Inch Thread Range60 kinds, 2–112 T.P.I.
Module Thread Range39 kinds, 0.1–7 M.P.
Diametral Pitch Thread Range50 kinds, 4–112 D.P.
Tailstock Sleeve Diameter75 mm
Tailstock Sleeve TaperMT5
Tailstock Travel180 mm
Main Drive Motor7.5 kW
Coolant Pump Motor90 W
Packing Dimensions295 × 115 × 180 cm
Net / Gross Weight2150 / 2550 kg

Structural Features & Machining Functions

  • Heavy-Duty Cast Iron Structure:
    The robust machine structure is designed to provide stable support when machining larger workpieces.
  • Precision-Ground Bedways:
    Precision-ground guideways support smooth carriage movement and consistent manual turning performance.
  • 510 mm Swing Over Bed:
    The large swing capacity allows the C6251 to accommodate larger workpieces than standard workshop lathes.
  • 80 mm Spindle Bore:
    The large spindle bore provides increased capacity for shafts, bars and other larger cylindrical workpieces.
  • 1500 mm Center Distance:
    The long distance between centers provides working capacity for longer workpieces and shafts.
  • 7.5 kW Main Drive Motor:
    The powerful main motor provides suitable drive capacity for heavy-duty manual turning operations.
  • 12-Speed Spindle:
    The spindle provides 12 speed steps from 25 to 1600 rpm for different cutting conditions.
  • Four-Station Tool Post:
    The vertical four-station tool post provides flexible tool positioning for common machining operations.

Typical Machining Applications

Heavy-Duty Metal Turning

The 510 mm swing and 7.5 kW main motor make the C6251 suitable for demanding manual turning applications.

Large Shaft Machining

The 80 mm spindle bore and 1500 mm center distance provide practical capacity for larger shafts and cylindrical workpieces.

Thread Cutting

Multiple metric, inch, module and diametral pitch thread ranges support different conventional threading requirements.

Maintenance & Repair

Suitable for maintenance departments and repair workshops requiring a large-capacity manual lathe.

Small-Batch Production

Suitable for small and medium production runs where flexible manual turning is required.

General Machine Shops

A practical choice for machine shops, fabrication workshops and industrial maintenance applications.

Standard Equipment, Quality Assurance & Technical Support

  • Standard Equipment:
    Work lamp, coolant system, thread-cutting dial, 250 mm three-jaw chuck, full-length splash guard, steady rest, follow rest, foot brake and brake ribbon.
  • Additional Accessories:
    Oil gun, paddings, change gears, 400 mm face plate, 320 mm four-jaw chuck, spanner set, Z-axis travel marking device, dead centre, centre sleeve and operation manual.
  • Optional Configuration:
    Drive plate, rapid travel, MT4 live centre, MT4 drill chuck set, taper cutting function, SINO 2-axis or 3-axis digital readout and quick-change tool posts are available.
  • Safety Configuration:
    CE conformity can be supplied with chuck guard, toolpost guard and leadscrew guard according to the selected configuration.
  • Quality Inspection:
    ZCIT can provide machine inspection and testing according to the specified configuration and customer requirements before shipment.
  • Technical Support:
    Technical assistance is available for machine configuration, accessories, operation and machining requirements.

Explore our complete range of

ماكينات الخراطة التقليدية

for manual metal turning, maintenance and general workshop applications.

For automated turning applications, explore our

ماكينات الخراطة CNC

for precision CNC turning and production machining.

For general workplace information about machine guarding and safe operation of machinery, refer to the

OSHA Machine Guarding guidance
.

Need a Powerful Conventional Lathe Machine for Larger Workpieces?

Send us your workpiece diameter, machining length, material, spindle bore requirements and production needs. ZCIT can recommend a suitable C6251 conventional lathe machine configuration and accessories.

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1. Quality Control & Inspection

Q: How do you ensure machine precision before shipment?

A: Every machine undergoes laser interferometer calibration, sample trial cutting, and a 72-hour continuous operation test. Full inspection reports and pre-shipment videos are provided before dispatch.

Q: What are your accepted payment terms?

A: We accept T/T (Telegraphic Transfer). Standard payment terms are a 30% deposit upon order confirmation, with the remaining 70% balance due prior to shipment.

Q: What is the estimated lead time for delivery?

A: Standard models are shipped within 20 to 30 days after deposit receipt. Customized machines or special configurations take 30 to 60 days depending on specs.

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