Union, Pop-Off, Rectangle-Drive, 12 mm pilot, G 3/8"

Operating Specifications

Media

MQL, Cutting Oil, Coolant

Rotor Connection

Rectangle-Drive, 11.984 mm pilot

Housing Connection

G 3/8

Coolant Max. Flow

81.8 l/min

Coolant Max. Pressure

140 bar

Coolant Max. Temperature

71 °C

Cutting Oil Max. Flow

81.8 l/min

Cutting Oil Max. Pressure

150 bar

Cutting Oil Max. Temperature

71 °C

MQL Max. Flow

2040 l/min

MQL Max. Pressure

10 bar

MQL Max. Temperature

71 °C

1109-770-644

  • Single passage for coolant or MQL
  • Pop-Off™ technology allows unlimited dry running without media pressure
  • Allows axial drawbar movement up to 19 mm
  • Full-flow design has no obstructions to trap swarf or debris
  • Bore-mounted design for easy installation
  • Matched, ISO class P4 hybrid ball bearings for smooth operation at high speeds
  • Labyrinth system and large vents to protect ball bearings
  • Balanced mechanical seals made from silicon carbide for long life even under difficult operating conditions
  • Anodized aluminum and stainless steel parts resist corrosion
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