Heavy Industrial SPM
Model: NCT-SPM-47
Heavy Duty Lathe Machine running at the works
Comprehensive Machine Overview
The Heavy Duty Lathe Machine is a dedicated industrial system engineered by National Cutting Tools for <p>The Heavy Duty Lathe Machine by National Cutting Tools is an all-geared industrial machine tool engineered for heavy-stock turning, facing, boring, and threading on large forged shafts, pipe ends, hydraulic cylinder barrels, and rolling mill rolls. In heavy engineering and repair yards, cutting through high-tensile forgings requires deep rigidity to prevent tool chatter, bed twist, and taper error over long bed spans.</p>.
<p>Cast from high-grade, close-grained 250 BHN alloy cast iron with deep diagonal cross-ribbing, the bed features induction-hardened guideways (45–50 HRC) ground to strict DIN toolroom tolerances. The large-bore alloy spindle, mounted on precision preloaded taper roller bearings, delivers massive high-torque power through multi-speed headstock gearing for smooth, chatter-free cuts on heavy steel billets.</p>
<h3>Key Features</h3>
<ul>
<li><strong>High-Tensile Graded Cast Bed:</strong> Induction-hardened and ground bed ways resist abrasive wear and maintain center alignment under heavy work loads.</li>
<li><strong>Large-Bore Forged Spindle:</strong> Hollow spindle machined from forged EN-8/EN-9 steel accommodated large-diameter pipe and bar stock.</li>
<li><strong>Multi-Speed All-Geared Headstock:</strong> Enclosed splash-lubricated gearbox delivers a wide range of speeds for heavy roughing and fine finishing.</li>
<li><strong>Heavy Box-Way Saddle & Apron:</strong> Fully enclosed apron with power feed interlocks for longitudinal and cross turning feeds.</li>
<li><strong>Rigid Tailstock with Tangential Clamp:</strong> Heavy tailstock with graduated quill provides firm support for long shafts between centers.</li>
<li><strong>Complete Thread Cutting Capability:</strong> Built-in quick-change gearbox cuts metric, Whitworth, module, and diametral pitch threads without loose gears.</li>
</ul>
<h3>Applications</h3>
<ul>
<li>Heavy industrial shaft and roller turning for steel rolling mills</li>
<li>Large hydraulic cylinder barrel and ram machining</li>
<li>Flange facing, pipe boring, and heavy threading operations</li>
<li>Mining, railway, and marine component engineering</li>
</ul>
<p>Manufactured at the National Cutting Tools works in Focal Point, Ludhiana. Tested for spindle runout (within 0.005 mm), bed straightness, and heavy roughing stability prior to factory dispatch.</p>
Engineering Data Matrix
| Technical Parameter | Operational Specification / Value |
|---|---|
| Automation Grade | CNC |
| Max Swing Over Bed | 500 – 750 mm |
| Max Turning Diameter | 1000 – 1500 mm |
| Height of Centre | 175 – 400 mm |
| Range of Spindle | 1200 rpm |
Heavy Duty Lathe Machine Works QA & Export Packaging Protocol
✓ Heavy Forging Turning & Deep Bed Rigidity Validation
- • High-Torque Spindle Bearings Trial: Extra-large hollow spindle tested on preloaded taper roller bearings with radial run-out verified within 0.01 mm.
- • Heavy Stock Removal Deflection Check: Rough turning trials on 200 mm diameter solid forged steel bar to confirm zero bed twist or toolpost deflection.
- • All-Geared Headstock Thermal Run: 48-hour continuous gear train test across all 12 forward/reverse speeds ensuring oil sump temperature remains below 50°C.
- • Large Shaft Machining Recording: Pre-dispatch video showing facing, turning, and thread cutting on heavy billet sent for buyer sign-off.
Heavy Duty Lathe Ocean Freight Packaging (Over 4,000 kg)
- • Heavy Guideway Petroleum Slushing: Induction-hardened bedways coated with extreme-pressure anti-corrosion grease and waxed paper.
- • Compound Slide & Apron Anchor: Heavy carriage and apron mechanically clamped and timber-braced to bed to prevent sliding during ship roll.
- • VCI Vapor Emitters: Corrosion inhibitor packs placed in motor junction boxes and hollow spindle cavity.
- • Steel-Reinforced Heavy Timber Skids: Solid wooden runner platform reinforced with steel channel plates and container mooring brackets.
International Shipping Destinations & India Supply Network
National Cutting Tools manufactures and configures the Heavy Duty Lathe Machine for seamless integration into international fabrication lines and domestic scaffolding manufacturing plants. All machinery is customized for local electrical grids, certified for regional compliance, and dispatched with seaworthy protective packaging.
Primary International Export Destinations
All Export Hubs →Pan-India Fast Freight Dispatch (Ludhiana Works)
India Directory →Full-truckload (FTL) and part-load freight dispatch directly from our central manufacturing works at Focal Point, Ludhiana. Factory engineers provide on-site leveling, tool alignment, and operator training across all major industrial manufacturing clusters:
Frequently Asked Questions • Heavy Duty Lathe Machine
Direct Factory Machinery Proposal
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How to Choose the Right Industrial Lathe Machine for Metalworking
Technical breakdown covering machine sizing, tooling die setups, cycle speeds, and operational maintenance for Lathe Machines.
