CYMILL · Fork Milling Heads

K50-Series – The Largest CYMILL Fork Milling Head

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CYTEC's largest 2-axis fork-type milling head is engineered to meet the highest demands in simultaneous 5-axis machining. With its exceptionally rigid design, outstanding precision, and capability to handle extremely high cutting forces, it is perfectly suited for complex machining tasks – whether used with or without rotary table systems.

Its performance and versatility make the K50-Series the ideal solution for horizontal machining centers where maximum accuracy, stability, and dynamic response are critical – with RMHT torque motors delivering up to 13,400 Nm peak torque and an integrated 76 kW gear spindle with up to 1,200 Nm at the tool.

13,400 Nm Peak Torque A-Axis
7,500 Nm Peak Torque C-Axis
±120°/±360° A/C Swivel Range
76 kW Integrated Gear Spindle

Technical Data

CYTEC CYMILL K50-Series – largest fork-type milling head
K50-Series · high-Z configuration

C-Axis

Motor typeRMHT 410-300 / MDB 205-0095
Rated power19.75 kW
Rated / peak torque4,380 / 7,500 Nm
Rotating angle±360°
Weight760 kg

A-Axis

Motor type2x RMHT 564-125 / MDB 205-0094
Rated power21.18 kW
Rated / peak torque7,220 / 13,400 Nm
Swivel angle±120°
Weight1,800 kg

Spindle

Motor typeDC 240/250/8 / MDB 204-0065
Rated power76 kW
Rated torque400 Nm (i=1) / 1,200 Nm (i=3)
Max. speed (i=1)6,000 rpm
Tool interfaceHSK-A100
Weight440 kg
Contact us for the complete K50-Series documentation

Integrated CYSPEED Gear Spindle

The K50-Series is driven by the CSG-76-300-S gear motor spindle – with planetary gear (i = 3) it delivers up to 1,512 Nm directly at the tool:

Power (S1/S6)76 / 95 kW
Torque (S1/S6)400 / 504 Nm (i = 1)
Torque with gear (i = 3)1,200 / 1,512 Nm
Max. speed6,000 rpm
Tool interfaceHSK-A100
CSG-76-300-S gear motor spindle performance diagram