Oil rotary union

for vacuumfor airfor refrigerant fluids

G-SERIES ROTARY UNIONS GFR TYPE Designed specifically for demanding machine tool operations, this rotary union ensures reliable media transfer in applications such as transfer lines, gun drills, CNC machines, spindles, grinding machines, drilling presses, milling, clutches, and rotary index tables. Operating Conditions: Coolant: Up to 80 bar, 90°C, 10,000 RPM MQL: Up to 10 bar, 90°C, 10,000 RPM Air: Up to 8 bar, 50°C, 10,000 RPM Dry Run: Up to 10,000 RPM Key Features & Benefits: • Labyrinth seal and drain holes protect bearings • Optimised seal balance ratio • Silicon carbide seal faces resist wear and thermal shock • Precision ball bearings eliminate vibration • Anodised aluminium body • Full flow area, minimal pressure drop • Stainless steel spring located outside the flow • Stainless steel rotor resists corrosion • No leakage during tool change Engineered for high-speed, high-pressure environments, this rotary union delivers maximum performance and longevity for modern machining centers.