Specs
SPECIFICATIONS
ITEM / MODEL KM-450 KM-450D KM-450DH TWIN SPINDLE KM-520
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Travels
Longitudinal Travel X-Axis 31.5″ 27.5″ 22″ 41.3″
Cross Travel Y-Axis 17.7″ 17.7″ 16.54″ 20.5″
Vertical Travel Z-Axis 20″ 18.9″ (16.5” with 30 tools) 16.93″ 20.5″
U axis Travel (option) +/- .079” (2mm)
Table to Spindle 5.9″ min / 25.9″ max 6.7″ min/25.6″ max (23.2” max w/ 30 tools) 7.87″ min / 24.8″ max 5.9″ min / 26.4″ max
Spindle Center to Column 21.2″ 22.2″ 18.66″ 23.4″
Centerline Distance Between Spindles 19.7” (500mm)
Table
Table Working Surface 37.4″ x 17.7″ 27.5″ x 17.7″ x 2 45.3″ x 17.7″ 47.2″ x 20.5″
Maximum Workload on Table 880 lbs. 440 lbs. x 2 880 lbs. 1,760 lbs.
Table Surface Ground / T-slotted Ground / T-slotted Ground / T-slotted Ground / T-slotted
No. of T-slotx x Width 4 x 18mm 3 x 18mm 4 x 18mm 4 x 18mm
Table Height from Floor 35.7″ 35.5″ 34.8″ 35.7″
Spindle (standard)
Spindle Motor 32 HP peak / 15 HP continuous 28HP peak / 11.3 HP continuous 28HP peak / 11.3 HP continuous x 2 32 HP peak / 15 HP continuous
Spindle Taper CAT-40 dual contact CAT-40 dual contact CAT-40 dual contact CAT-40 dual contact
Spindle Drive System Direct Drive Direct Drive Direct Drive Direct Drive
Spindle Speed 0-12000 RPM 0-12000 RPM 0-12000 RPM 0-12000 RPM
ATC – Arm Type
Number of Tools 30 tools 24 tools (30 opt.) 20 tools (30 opt.) x 2 30 tools
Tool Selection Bi-directional – random Bi-directional – random Bi-directional – random Bi-directional – random
Tool Change Time 1.5 sec tool to tool 1.4 sec tool to tool 1.7 sec tool to tool 1.5 sec tool to tool
Chip to Chip Time 2.9 sec chip to chip 3.4 sec chip to chip 2.3 sec chip to chip 2.9 sec chip to chip
Max Tool Diameter 3.15″ with adjacent tools 3.15″ with adjacent tools 3.15″ with adjacent tools 3.15″ with adjacent tools
Max Tool Weight 15.4 lbs. 15.4 lbs. 15.4 lbs. 15.4 lbs.
Tool Type CAT-40 Big Plus CAT-40 Big Plus CAT-40 Big Plus CAT-40 Big Plus
Max Tool Length 11.8″ 11.8″ 11.8″ 11.8″
Ballscrews and Axis Motors
X-Y-Z Ballscrew Diameter 36mm (1.42”) x 16mm pitch 42mm (1.42”) XY / x 16mm pitch 32mm (1.26”) x 16mm pitch (20mm in Z) 40mm (1.57”) x 12mm pitch XY / 10mm Z
Z axis Ballscrew Diameter 36mm (1.26”) x 20mm pitch
Ballscrew Type Class 3 double nut pre-loaded Class 3 double nut pre-loaded Class 3 double nut pre-loaded Class 3 double nut pre-loaded
Ballscrew Mounting Type Double anchored Double anchored Double anchored Double anchored
X-Y-Z Servo Motor HP 4.0 – 4.0 – 4.0HP 4.0 – 4.0 – 4.0HP 3.0 – 3.0 – 4.0HP x 2 4.0 – 4.0 – 4.0HP
Servo Motor Mounting Direct coupled Direct coupled Direct coupled Direct coupled
Feeds
Rapid Traverse Rate X, Y, Z 1417 IPM 1417, 1417, 1653 IPM 1890, 1890, 2200 IPM 1417, 1417, 1181 IPM
Acceleration 0.8G 1.0G 1.0G 0.7G
Cutting Feed Rate 0.01 – 787 IPM 0.01 – 787 IPM 0.01 – 787 IPM 0.01 – 787 IPM
Positioning Accuracy +/- .0002″ full stroke +/- .0002″ full stroke +/- .0002″ full stroke +/- .0002″ full stroke
Repeatability +/- .00015″ +/- .00015″ +/- .00015″ +/- .00015″
General
Coolant Tank Capacity 75 gallons 75 gallons 75 gallons 100 gallons
Floor Space 98″ x 112″ x 107″ 95″ x 135″ x 116″ 98″ x 112″ x 104″ 118″ x 110″ x 116″
Machine Power Source* 208/220 Volts, 3 Phase 60 Amps* 208/220 Volts, 3 Phase 60 Amps* 208/220 Volts, 3 Phase 60 Amps* 208/220 Volts, 3 Phase 60 Amps*
Air Source 90 PSI 90 PSI 90 PSI 90 PSI
Machine Weight 11,000 lbs. 11,000 lbs. 15,400 lbs. 13,200 lbs.

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