Internal Grinder for Small Inner Diameter ≤150mm with 1650 RPM Wheel Speed and 0.001mm Minimum Feed
Price:
RMB1/SET
MOQ:
1
Delivery Time:
60DAYS
Brand:
HOTMAN
Product Description
Precision Internal Grinding Machine
High-Precision Performance
This internal grinder delivers exceptional accuracy with roundness ≤0.002mm and surface roughness ≤Ra0.25, making it ideal for precision manufacturing applications requiring tight tolerances.
Advanced Construction & Design
The machine body and components are manufactured from Milhanna high-grade FC30 cast iron, undergoing artificial normalization heat treatment and natural aging. Critical components are processed using world-class equipment from YASDA, MITSUI SEIKI, TOSHIBA, and ELB to ensure micron-level precision.
Key Construction Features
- Automatic lubrication system for guide rails and precision ball screws
- Separate cooling system to eliminate vibration and improve heat dissipation
- Siemens 828D CNC system with secondary development for user-friendly operation
- High-precision dynamic and static pressure spindle options available
Technical Specifications
Processing Capacity
| Parameter | Value |
|---|---|
| Maximum Rotating Diameter | 150mm |
| Maximum Distance Between Centers | 600mm |
| Maximum Grinding Diameter | 320mm |
| Maximum Load Capacity | 60kg (with tailstock) / 20kg (headstock only) |
Grinding System
| Parameter | Value |
|---|---|
| Grinding Wheel Size | 455×38(32-50)×127mm |
| Grinding Wheel Speed | 1650 RPM |
| Maximum Linear Speed | 40m/s (65m/s with high-speed wheel) |
| Minimum X-axis Feed | 0.001mm |
Motor Specifications
| Component | Power |
|---|---|
| Grinding Wheel Spindle Motor | 3.75/5.5 KW |
| X-axis Feed Motor (Servo) | 2.2 KW |
| Z-axis Feed Motor (Servo) | 2.2 KW |
| Head Frame Spindle Motor | 0.75 KW |
Advanced Control System
- Siemens 828D CNC with full Chinese operation interface
- Automatic grinding program creation via graphical programming tools
- Ethernet connectivity with unlimited USB and CF card capacity
- Process monitoring with real-time animation display
- Automatic wheel dressing and compensation for consistent precision
Optional Features
- Automatic end-surface and inner diameter measuring systems
- Hydraulic tail stock for enhanced rigidity
- Integrated automatic loading and unloading systems
- High-speed grinding wheel options up to 3500 RPM
Physical Specifications
| Parameter | Value |
|---|---|
| Net Machine Weight | 3300kg |
| Gross Machine Weight | 3500kg |
| Package Dimensions | 2800×2000×2000mm |
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Guangdong Hotman Machine Tool Co.,Ltd.
Location
China
Contact Person
Gary Wu