CNC tangential grinder EQUIPTOP ESG-818

CNC tangential grinder EQUIPTOP ESG-818
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Description
The ESG-818CNC of EQUIPTOP is a high-precision CNC tangential grinder designed for grinding small-format parts with complex geometries. With a table surface of 460 × 203 mm and maximum load of 200 kg, the machine covers flat grinding, stepped, profiling, grooving and indexing operations with tight tolerances and high repeatability.
The spindle rotates at 3.600 rpm by motor of 5 HP / 2P , with a wheel of Ø203 × 19 × 31.75 mm. The Y axes (vertical) and Z (transverse) include ball screw of class C2 with direct drive by servo motor and minimum resolution of 0,001 mm. The total backlash is less than 2 μm. The guides of the longitudinal and transversal shafts are double V, hand-scraped and coated with Turcite-B to remove sticking in movement and ensure finish quality. The column incorporates high-rigidity box guides.
The series offers two variants: the ESG-818CNC, with the X axis driven by servo motor of 2,0 kW, and ESG-818H CNC, with hydraulic drive on the X axis (motor of 1,5 CV) that provides a particularly smooth longitudinal feed at speeds of 0 to 20 m/minThe maximum X-axis travel is 510 mm , the Z transverse axis of 260 mm , and the vertical Y axis of 390 mm.
The control system includes Integrated CAD/CAM software15" for graphical programming without code G. The operator designs the workpiece geometry and wheel directly on the screen, generates the path and runs the 3D simulation before the cycle. The system automatically calculates passes and compensates for diamond polishing during operation.
This machine is aimed at manufacturers of dies, punches, and cutting tools that incorporate CNC profile and form grinding in small-format parts with unconventional geometries, in sectors such as mold tooling and stamping, precision industry and instrumentation.
Specifications
| Manufacturer | EQUIPTOP |
| Model | ESG-818CNC |
| Year | 2026 |
| Condition | New |
| Maximum traverse travel | 350 / 450 mm |
| Wheel (D × A × core) | Ø203 × 19 × 31.75 mm |
| Standard grinding wheel (D × W × core) | Ø355 × 50 × 127 mm / Ø405 × 50 × 127 mm |
| Spindle motor | 10 CV |
| Spindle speed | 3,600 rpm / 5 HP (2P) |
| Maximum grinding width | 300 / 400 mm |
| Longitudinal table speed | 0 – 25 m/min |
| X-axis longitudinal speed | 0 – 20 m/min |
| Maximum grinding length | 600 – 1,100 mm |
| X / Y / Z axis travel | 510 / 390 / 260 mm |
| Working surface (A × L) | 300×600 to 400×1.100 mm |
| max. transverse travel (auto) | 660 / 880 mm |
| Spindle-to-table surface distance | 460 mm |
| Grinding wheel spindle motor | 5 / 7.5 HP |
| Minimum adjustment unit | 0,001 mm |
| Standard magnetic plate | 450 × 200 mm |
| Peripheral speed of wheel | 35/45 m/s |
| Spindle speed of the workpiece | 10 – 600 rpm |
| Maximum table load | 200 kg |
| Maximum piece weight | 120 / 150 kg |
| Table surface | 460 × 203 mm |
| Center heights | 136 / 176 mm |
| Minimum resolution Y and Z shafts | 0.001 mm / backlash < 2 μm |
| Center distance | 400 / 600 / 800 / 1,000 mm |
| Maximum grinding diameter | Ø270 / Ø350 mm |
| Holding cone (headstock and tailstock) | MT4 |
| X-axis travel | 850 / 1,000 / 1,100 / 1,300 / 1,360 mm |
| Y axis travel | 600 / 650 / 680 mm |
| Spindle power | 11 / 15 kW (Mitsubishi) | 11 / 18.5 kW (Fanuc) |
| Tool holder | BT40 |
| Table dimensions | 1.100 × 560 mm |
| ATC tool changer | Without arm, 16 / 20 T | Arm type, 24 T |
| Max. weight on table | 800 / 1,000 / 1,100 / 1,300 kg |
| Rapid advances | X/Y: 36 m/min, Z: 24 m/min |
| X/Y rapid traverse | 18 / 20 m/min |
| Machine weight | 6.300 kg |
| Fast forward Z | 15 m/min |
| numerical control | Mitsubishi M70/M80 | Fanuc Oi-MF |
| Z axis travel | 600 / 610 / 650 mm |
| Spindle distance–table surface | 720 / 850 / 1,000 mm |
| Steering resolution (MPG) | 0.001 mm (scales ×1 / ×2 / ×4) |
| Automatic penetration by pass | 0.001 – 0.05 mm |
| Minimum resolution / MPG | 0.001 mm (scales ×1 / ×10 / ×100) |
