G32-SS High-Precision Internal Grinding Machine

Sub-Micron Precision: Delivers roundness ≤ 0.001 mm, ideal for the most demanding aerospace and automotive tolerances.

High-Speed Bore Finishing: 24,000 RPM spindle with 11 kW power for rapid processing and Ra ≤ 0.4 surface quality.

Heidenhain Accuracy: Full closed-loop feedback with 0.1 μm resolution ensures absolute repeatability in every hole.

High-Rigidity Hybrid Ways: Precision linear guides (X) for quick response + V-flat ways (Z) for stable deep-hole grinding.

Siemens 828D Powered: Reliable CNC control for complex internal grinding cycles and effortless programming.

Technical Specifications

MAIN DIMENSIONS
Model	G32-SS Internal Grinder
Center Height	203 mm
Max. Workpiece Weight	80 kg
AXES & GUIDEWAYS
X-axis (Transverse)	Linear Guide (Max. Stroke: 540 mm)
Z-axis (Longitudinal)	V-Flat Guideway (Max. Stroke: 550 mm)
X/Z Feed Velocity (Max.)	X: 6,000 mm/min \| Z: 10,000 mm/min
Linear Scale (Heidenhain)	0.0001 mm Resolution (X & Z Axes)
ID GRINDING SYSTEM
ID Spindle Speed	MAX. 24,000 rpm
Rated Power / Torque	11 kW \| 7 N·m
Quill Interface	M20*1.5 Threaded, Φ22 Straight Hole
WORKHEAD
Speed Range	0 — 800 r/min
Taper Index	MT5
MACHINING CAPABILITY
Roundness	≤ 0.001 mm
Surface Finish	≤ Ra 0.4
Dimensional Consistency	≤ 0.003 mm
CONTROL & SPECIFICATIONS
Control System	Siemens 828D
Dimensions (L×W×H)	2,500 × 3,000 × 1,800 mm
Total Weight	Approx. 5,500 kg

*Deruike Machinery is a subsidiary of the listed company Sufeng Technology. The G32-SS series is specifically optimized for high-precision internal grinding, utilizing Heidenhain linear scales and Siemens 828D control to ensure sub-micron accuracy in demanding production environments.