Hi-TECH 750

15”/18”/21”/24” Heavy Duty Horizontal Turning Center

Hi-TECH 750 provides a rigid and stable heavy duty cutting based on a highly rigid box-way feed structure designed with an air-floating system and bed structure, and smooth cutting even at the maximum machining diameter.

High precision is ensured even during long-term processing by minimizing thermal displacement. Hwacheon software installed on the machine improves productivity and precision, provides better machining quality compared to existing machines.

Machine Specification
Item Hi-TECH 750
Hi-TECH 750A [L / XL] Hi-TECH 750B [L / XL] Hi-TECH 750A [L / XL]
MC
Hi-TECH 750B [L / XL]
MC
Hi-TECH 750A [L / XL]
YMC
Hi-TECH 750B [L / XL]
YMC
Capacity
Swing over bed mm Ø1,200 Ø1,200 Ø1,200 Ø1,200 Ø1,200 Ø1,200
Swing Over Saddle mm Ø760 Ø760 Ø760 Ø760 Ø760 Ø760
Max Cutting Diameter mm Ø760 Ø760 Ø760 Ø760 Ø760 Ø760
Standard Cutting Diameter mm Ø306 Ø306 Ø306 Ø306 Ø306 Ø306
Max Cutting Length mm 2,250
[L : 3,250]
[XL : 4,250]
2,198
[L : 3,198]
[XL : 4,198]
2,193
[L :3,193]
[XL : 4,193]
2,198
[L : 3,198]
[XL : 4,198]
2,141
[L :3,141]
[XL : 4,141​]
2,141
[L :3,141]
[XL : 4,141​​]
Chuck Size (Main) inch 18 (Opt : 15, 21) 21 (Opt : 24) 18 (Opt : 15, 21) 21 (Opt : 24) 18 (Opt : 15, 21) 21 (Opt : 24)
Spindle
Type of Spindle Nose ASA A2-11 A2-15 A2-11 A2-15 A2-11 A2-15
Max Spindle Speed rpm 1,800
[21” : 1,700]
1,500
[24” : 1,400]
1,800
[21” : 1,700]
1,500
[24” : 1,400]
1,800
[21” : 1,700]
1,500
[24” : 1,400]
Through Spindle Hole Diameter mm Ø132 Ø185 Ø132 Ø185 Ø132 Ø185
Max Bar Size mm Ø116 Ø164 Ø116 Ø164 Ø116 Ø164
Spindle Bearing Inner Diameter mm Ø180 Ø240 Ø180 Ø240 Ø180 Ø240
Spindle Motor kW 37 / 30
(Opt : 45 / 37)
45 / 37 37 / 30
(Opt : 45 / 37)
45 / 37 37 / 30
(Opt : 45 / 37)
45 / 37
Spindle Torque Nm 3,071
(Opt : 3,735)
6,112 3,071
(Opt : 3,735)
6,112 3,071
(Opt : 3,735)
6,112
Turret
Number of Tool Station ea 12 12 12 12 12 12
Tool Size
(Out Dia x Boring bar size)
mm □32 × Ø80 □32 × Ø80 □32 × Ø80 □32 × Ø80 □32 × Ø80 □32 × Ø80
Turret Indexing Time sec/step Index : 2.5
Rotation : 0.7
Index : 2.5
​Rotation : 0.7
Index : 2.5
​Rotation : 0.7
Index : 2.5
​Rotation : 0.7
Index : 2.5
​Rotation : 0.7
Index : 2.5
​Rotation : 0.7
Axes
Rapid Traverse
(X / Z / Y)
m/min 18 / 18 / –
[L : 18 / 14 / -]
[XL : 18 / 10 / -]
18 / 18 / –
[L : 18 / 14 / -]
[XL : 18 / 10 / -​]
18 / 18 / –
[L : 18 / 14 / -]
[XL : 18 / 10 / -​]
18 / 18 / –
[L : 18 / 14 / -]
[XL : 18 / 10 / -​]
18 / 18 / 10
[L : 18 / 14 / 10]
[XL : 18 / 10 / 10​]
18 / 18 / 10
[L : 18 / 14 / 10]
[XL : 18 / 10 / 10​]
Max. Stroke
(X / Z / Y)
mm 430 / 2,350 / –
[L : 430 / 3,350 / -]
[XL : 430 / 4,350 / -]
430 / 2,350 / –
[L : 430 / 3,350 / -]
[XL : 430 / 4,350 / -]
430 / 2,350 / –
[L : 430 / 3,350 / -]
[XL : 430 / 4,350 / -]
430 / 2,350 / –
[L : 430 / 3,350 / -]
[XL : 430 / 4,350 / -]
430 / 2,350 / ±100
[L : 430 / 3,350 / ±100]
[XL : 430 / 4,350 / ±100]
430 / 2,350 / ±100
[L : 430 / 3,350 / ±100]
[XL : 430 / 4,350 / ±100]
Feed Motor
(X / Z / Y)
kW 9 / 6 / – 9 / 6 / – 9 / 6 / – 9 / 6 / – 9 / 6 / 7 9 / 6 / 7
Tailstock
Tailstock Stroke mm 2,300
[L : 3,300]
[XL : 4,300]
2,300
[L : 3,300]
[XL : 4,300]
2,300
[L : 3,300]
[XL : 4,300]
2,300
[L : 3,300]
[XL : 4,300]
2,300
[L : 3,300]
[XL : 4,300]
2,300
[L : 3,300]
[XL : 4,300]
Cylinder Dia mm Ø160 Ø160 Ø160 Ø160 Ø160 Ø160
Quill Stroke mm 150 150 150 150 150 150
Quill Taper MT #6 #6 #6 #6 #6 #6
Turnmill (Opt.)
Spindle Motor kW 11 / 7.5 11 / 7.5 11 / 7.5 11 / 7.5
Max Spindle Speed rpm 3,000 3,000 3,000 3,000
Max Drill/Tap Size
(Endmill / Collet size)
mm Ø32 / ER 50 Ø32 / ER 50 Ø32 / ER 50 Ø32 / ER 50
Min. Index Angle deg 0.0001 0.0001 0.0001 0.0001
Turning Tool Holder BMT 85 BMT 85 BMT 85 BMT 85
Tank Capacity
Lubrication 12 12 12 12 12 12
Hydraulic 50 50 50 50 50 50
Coolant 380
[L :450]
[XL : 560]
380
[L :450]
[XL : 560]
380
[L :450]
[XL : 560]
380
[L :450]
[XL : 560]
380
[L :450]
[XL : 560]
380
[L :450]
[XL : 560]
Power Sources
Electrical Power Supply kVA 85 85 85 85 85 85
Machine Size
Height mm 2,912 2,912 2,912 2,912 2,912 2,912
Floor Space
(L x W)
mm 6,560 x 3,060
[L : 7,560 x 3,060]
[XL : 8,860 x 3,060]
6,560 x 3,060
[L : 7,560 x 3,060]
[XL : 8,860 x 3,060]
6,560 x 3,060
[L : 7,560 x 3,060]
[XL : 8,860 x 3,060]
6,560 x 3,060
[L : 7,560 x 3,060]
[XL : 8,860 x 3,060]
6,560 x 3,060
[L : 7,560 x 3,060]
[XL : 8,860 x 3,060]
6,560 x 3,060
[L : 7,560 x 3,060]
[XL : 8,860 x 3,060]
Weight Kgf 20,500
[L : 23,500]
[XL : 27,500]
20,800
[L : 23,800]
[XL : 27,800]
21,000
[L : 24,000]
[XL : 28,000]
21,300
[L : 24,300]
[XL : 28,300]
22,000
[L : 25,000]
[XL : 29,000]
22,300
[L : 25,300]
[XL : 29,300]
NC Controller Fanuc 0i-TF Plus Fanuc 0i-TF Plus Fanuc 0i-TF Plus Fanuc 0i-TF Plus Fanuc 0i-TF Plus Fanuc 0i-TF Plus