The Huvema HU 25 VHG is a precision grinding machine designed for tool sharpening and cylindrical grinding applications. Below are its key features and specifications:
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Key Features:
1. Grinding Capabilities:
– Tool Sharpening: Suitable for drills, end mills, lathe tools, and other cutting tools.
– Cylindrical Grinding: Can handle external and internal cylindrical grinding.
– Surface Grinding: With optional accessories, it can perform light surface grinding.
2. Precision & Adjustability:
– Equipped with a high-precision spindle for fine finishes.
– Adjustable worktable with angle settings for complex tool geometries.
3. Motor & Speed:
– Typically includes a robust motor (e.g., 0.5–1 HP) with variable speed control for different materials.
4. Coolant System (Optional):
– Some models support coolant to prevent overheating during grinding.
5. Accessories:
– Comes with collets, wheel adapters, and sometimes a diamond dresser for wheel maintenance.
Technical Specifications (Approximate):
– Max Grinding Diameter: ~200 mm
– Max Grinding Length: ~250–300 mm
– Spindle Speed: ~2800–5000 RPM (varies by model)
– Grinding Wheel Size: ~150–200 mm diameter
– Weight: ~100–150 kg
Applications:
– Sharpening HSS and carbide tools.
– Small-batch precision grinding in workshops.
– Maintenance of industrial cutting tools.
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Manufacturer Info:
Huvema was a Dutch machine tool manufacturer known for high-quality workshop machinery. While the company is no longer active, used Huvema grinders like the HU 25 VHG are still valued in the secondhand market.
If you need manuals or spare parts, check specialized dealers like [Machine Tool Archive](http://www.lathes.co.uk/) or used machinery platforms like eBay or Surplex.
Would you like help with operating instructions or maintenance tips?