Automatic Knife Grinder
Precision. Durability. Performance. The ultimate industrial blade sharpening solution engineered with advanced German technology to keep your granulator and shredder blades razor-sharp.
- Max Grinding Size: 1600 × 180mm
- 0–90° Electromagnetic Chuck
- ≤0.03mm Grinding Precision
Why Choose This Knife Grinder?
Electromagnetic Chuck
Securely holds blades with powerful magnetic force, adjustable from 0 to 90 degrees for versatile edge angles.
Intelligent Control
Frequency converter technology ensures stable, smooth head travel and adjustable speeds (0–20 m/min).
Precision Drive
Rack and gear transmission system delivers superior grinding accuracy compared to standard chain drives.
Low Noise Operation
Robust steel portal construction absorbs vibration, ensuring quiet operation and extended machine life.
Dual Feed Modes
Choose between automatic or manual feed for depth control (0.002–0.2mm) to suit your specific sharpening needs.
Easy Maintenance
Designed for quick wheel changes and simple cleaning, minimizing downtime in your workshop.
Main Technical Parameters
| Parameter | Value |
|---|---|
| Model | RT-1600 |
| Max. Grinding Length × Width | 1600 × 180 mm |
| Chuck Type | Electromagnetic |
| Grinding Angle Adjustment | 0 – 90° |
| Grinding Head Power | 6.5 kW |
| Grinding Precision | ≤ 0.03 mm |
| Grinding Wheel Size | 200 × 100 mm |
| Head Travel Speed | 0 – 20 m/min (Adjustable) |
| Auto Feed Amount | 0.002 – 0.2 mm |
| Weight | Approx. 2800 kg |
Customer Success Stories
Warranty & Global Support
1-Year Limited Warranty
All Rumtoo recycling systems include a one-year limited warranty, covering key components and providing full technical support.
Expert Installation Support
We provide professional installation services. Our experienced engineers can visit your site to assist with the complete setup and commissioning process.
Frequently Asked Questions
The RT-1600 can grind blades up to 1600 mm in length and 180 mm in width. We also offer customization for larger sizes if needed.
Yes, it is designed for a variety of industrial blades including chipper knives, granulator blades, shear blades, and guillotine knives.
We offer comprehensive support including optional on-site installation and operator training to ensure you get the most out of your machine.
All Rumtoo machinery comes with a standard 12-month limited warranty covering parts and workmanship, along with lifetime technical support.
Get a Free Quote Today
Contact us for pricing, delivery times, or customization inquiries. Our expert team is ready to assist you.




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