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GS-100B High Precision Engine Valve Grinding Machine

The GS-100B Valve Grinding Machine is a specialized, high-efficiency equipment designed for resurfacing engine valves of automobiles, tractors, and motorcycles. It is ideal for both individual custom jobs and small batch production. Featuring a compact design and flexible operation, this machine ensures high machining precision for valve seats and stems. Its integrated cooling system and adjustable angle settings make it a versatile tool for professional engine reconditioning workshops.






High Precision: Specifically engineered to achieve a bright and smooth finish on the valve working ring and end faces.
Wide Application: Suitable for a broad range of engine valves with stem diameters from 3.5mm up to 20mm.
Flexible Angle Adjustment: Features an easy-to-use scale for adjusting the grinding angle between 10° and 57°.
Dual Grinding Capability: Equipped with both a main grinding wheel for valve seats and a cup wheel for valve end chamfering.
Compact & Portable: Small volume design allows for flexible placement and easy operation in limited workshop spaces.
Stable Operation: Includes a dedicated oil pump and V-slot fixing support to ensure stable positioning during the grinding process.
| Technical Parameter | Specifications (GS-100B) |
|---|---|
| Valve Stem Diameter (Min-Max) | 3.5 - 20 mm (0.16 - 0.55 inch) |
| Valve Head Diameter (Min-Max) | 12 - 100 mm (0.47 - 4 inch) |
| Valve Length (Min-Max) | 70 - 290 mm (2.76 - 11.42 inch) |
| Angle Grinding Range | 10 - 57 degrees |
| Main Wheel Diameter | 200 mm (7.87 inch) |
| Cup Wheel Diameter | 100 mm (3.94 inch) |
| Main Wheel Width | 15 mm (0.59 inch) |
| Grinding Wheel Travel | 90 mm (3.54 inch) |



Beacon Machine Manufacturing Co.,ltd. 