How It Works
At its core, a knife grinder operates through a system of abrasive belts, wheels, or stones that remove material from the blade's edge, restoring it to optimal sharpness. The process typically involves several stages:
1. Preparation: Before sharpening, the knife grinder must be set up correctly and adjusted to the desired sharpening angle, which can often be customized based on the specific requirements of the blade and woodworking task.
2. Grinding: Once the blade is securely positioned, the grinder's abrasive mechanism comes into action, grinding away dull edges to create a new, sharp cutting surface. Depending on the grinder's design, this stage may involve multiple passes at varying levels of abrasiveness to achieve the desired sharpness.
3. Honing: Following the grinding stage, some knife grinders incorporate a honing phase, which involves refining the newly sharpened edge to further enhance its precision and durability. This step is crucial for achieving a fine, polished finish that ensures optimal cutting performance.
4. Finishing: Finally, the blade undergoes a finishing process, which may involve polishing or stropping to remove any remaining burrs or imperfections, resulting in a smooth, flawless edge ready for woodworking tasks.



item | value |
Place of Origin | China |
Condition | New |
Type | Grinder |
Brand Name | GTCO |
Voltage | 380V/450V |
Dimension(L*W*H) | 3250*1200*1000 |
Power (kW) | 4KW |
Weight (KG) | 2000kg |
Applicable Industries | Building Material Shops, Machinery Repair Shops, Manufacturing Plant, Farms |
Warranty | 1 Year |
Key Selling Points | Automatic |
Video outgoing-inspection | Provided |
Warranty of core components | 6 Months |
Core Components | Bearing, Motor, Pump, Gear, PLC, Gearbox, Pressure vessel, Engine |
Usage | Plywood Production |
Name | gtinder |
Max. grinding length(mm) | 1500 /1800 / 2900mm |
Tilting range of working table | 90 |
Grinding Accuracy(mm) | 0.01 |





After more than 20 years' continuous innovation and development , GTCO Machinery has become an outstanding enterprise along with
strong power , advanced technology and excellent quality Products are sold nationwide , exported to Asia , Europe , Africa and Oceania... etc .

Pre-sale service:
1) Listen to customer needs
2) Provide free preliminary machine design plan and flow chart,choose and supply the most reasonable configuration equipment;
3) Support remote meetings and visit factory remotely;
4)Offer the professional advice to customer to confirm the final selection
5) Support site visits to factory;
In-sale service
1) All equipment is qualified for installation and commissioning before leaving the factory; supports remote video quality inspection;
2) The disassembly and packaging process of all machines before leaving the factory, providing photos, videos, and annotations;
3) Online or offline free training of buyers' operators (China)
4) Assist buyers to install and debug equipment (overseas)
After-sales service
1) 7*24 hours online service; remote real-time video resolution;
2) During the first installation and commissioning process, problems encountered during normal operation should be solved in time;
3) Periodic process inspection and use effect, and timely suggestions for machine maintenance;
4) Lifetime free technical guidance
5) Update the latest industry information in a timely manner.