VMC Machining Customized Job Works

•  Table Size: ~900 × 410 mm (depending on variant). 
• Travel: X = 800 mm, Y = 410 mm, Z = 510 mm. 
• Spindle Speed: Up to 8,000–10,000 RPM (with BT-40 spindle). 
• Controller: FANUC / Siemens CNC control. 

• Positioning Accuracy: ±0.010 mm. 
• Repeatability: ±0.005 mm.

Types of Milling Done:

• Face Milling, Slot Milling, Pocket Milling, Profile Milling, Helical Interpolation, 3D Contour Milling. 

• Precision machining of automotive, aerospace, mould & die, and industrial components. 
• Suited for batch production and high-accuracy prototypes.

•  Table Size: ~900 × 410 mm. 
• Travel: X = 800 mm, Y = 410 mm, Z = 510 mm. 
• Spindle: BT-40 taper, speed up to 8,000–10,000 RPM.  

• Hole Diameter Tolerance: ±0.01–0.02 mm (depends on drill quality). 
• Positional Accuracy: ±0.01 mm. 
• Surface Finish (Ra): ~1.6–3.2 µm (can be improved with reaming/boring). 
• Hole Depth Capability: >10 × diameter using G83 peck drilling. 

• Automotive: Cylinder heads, engine blocks (oil/coolant passages). 
• Aerospace: Precision hole drilling in alloys. 
• Industrial Machinery: Gear housings, brackets. 
• Electronics/Tooling: PCB jigs, mould plates.

• Table Size: ~900 × 410 mm. 
• Travel: X = 800 mm, Y = 410 mm, Z = 510 mm. 
• Spindle: BT-40, speeds up to 8,000–10,000 RPM. 

• Hole Tolerance: ±0.005 to ±0.01 mm. 
• Roundness & Cylindricity: Within microns depending on setup. 
• Surface Finish: Ra 0.4–1.6 µm (can be mirror finish with fine boring). 

• CNC precision ensures micron-level positional accuracy. 
• Repeatability for multiple identical holes in one program. 
• Complex hole patterns (arrays, offsets, bolt circles) executed automatically. 
• Integrated operations – drilling + boring + tapping in a single setup.

•  Table Size: ~900 × 410 mm (depending on variant). 
• Travel: X = 800 mm, Y = 410 mm, Z = 510 mm.  
• Spindle: BT-40 taper, speeds up to 8,000–10,000 RPM. 
• Tool Changer: 20–24 station ATC (Automatic Tool Changer). 

• Thread Pitch Accuracy: ±0.01 mm. 
• Thread Depth Control: Fully CNC programmable (Z-axis depth). 
• Surface Finish: Ra ~1.6–3.2 µm (depends on tap quality & material). 
• Cycle Time Reduction: Multiple tapped holes in one program cycle. 

• Perfect synchronization between spindle and feed → avoids cross-threading. 
• Multiple holes can be tapped automatically → increases productivity. 
• Higher repeatability across batches. 
• Integration with drilling cycle → drill + tap in one setup.

• Automotive: Engine blocks, gear housings (threaded holes). 
• Aerospace: Structural fastener holes. 
• Tooling & Dies: Threaded inserts, clamping holes. 
• General Engineering: Machinery parts, brackets, housings.

1. Profile Milling – machining custom 2D/3D contours from CAD models. 
2. Pocketing & Cavities – machining recesses, slots, and pockets for dies, moulds, or housings. 
3. Precision Drilling Patterns – hole grids, bolt circles, and asymmetric hole arrays. 
4. Custom Boring Jobs – finishing precision bores for shafts, bearings, hydraulic components. 
5. Threaded Hole Tapping – metric/imperial threading for fasteners. 
6. Engraving / Marking – part numbers, logos, QR codes using small end mills. 
7. Multi-operation Machining in One Setup – drilling + boring + tapping + contour milling without re-clamping. 
8. Fixture-based Jobs – multiple parts mounted and machined simultaneously to reduce cycle time.  

• Automotive: Custom brackets, engine housings, gearbox components. 
• Aerospace: Structural aluminum parts, precision bores, fastener hole arrays. 
• Tool & Die: Mould bases, cavity machining, ejector pin holes. Medical Devices: Implants, surgical tool housings. 
• Industrial Machinery: Custom fixtures, jigs, hydraulic manifolds.

 High-volume jobs on the Chetak 80C VMC involve batch production machining where multiple identical components are manufactured with high accuracy and repeatability. Using optimized CAM toolpaths, dedicated fixtures, automated tool changing, coolant systems, and CNC programming strategies, the Chetak 80C ensures fast cycle times, consistent quality, and cost efficiency in mass production. 

• Automotive: Gearbox housings, engine components, brake & clutch housings. 
• Aerospace: Structural aluminum parts, precision bores. 
• Industrial Machinery: Hydraulic manifolds, machine brackets. 
• Consumer Products: Electronic enclosures, appliance components.

• In-process probing (Renishaw probe) → ensures dimensional accuracy. 
• SPC (Statistical Process Control) → monitors variation across batch. 
• 100% Inspection or Sampling → using Vernier, micrometer, CMM.

• Milling: Face milling, contouring, pocket milling. 
• Drilling: Hole arrays, bolt circles, multiple drilling patterns. 
• Boring: Precision bores for bearings/shafts. 
• Tapping: Threaded holes (G84 rigid tapping cycle).
  Engraving / Marking: Batch numbering or part codes.