The 10-Inch Class Step, Box Way Rigidity

The BML-600M is a medium-bed box way CNC turning center, and the step up from the 600S changes more than bed length: the chuck moves to the 10-inch class, the spindle bore widens to Φ86 mm with options to Φ105 mm for 12-inch work, and machining length extends to 780 mm. Larger flanges, hubs, and shaft-and-flange parts in tough materials land here.

The spindle delivers 50 to 3,500 rpm in standard trim, and the guideways are hand-scraped along the full bed, so the geometric stability that scraping protects covers the entire travel. C-axis and live tooling remain optional, keeping the machine configured to what your parts actually need.

BML-600M or Its Siblings?

Within the base configurations, the BML-600S covers parts to 560 mm on an 8-inch chuck, the BML-600M reaches 780 mm on a 10-inch chuck, and the BML-600L extends to 1,280 mm for long work.

Off-center features? The BML-600MY adds Y-axis with live tooling standard. Both ends in one cycle? The BML-600MT adds a sub-spindle. Cycle-time-driven production on lighter cuts? The ML-600M is the linear way version (see: Box Way vs Linear Way).

Q: What is the maximum machining length of the BML-600M?

A: 780 mm with the standard 10-inch chuck, or 760 mm with the optional 12-inch chuck, within a Φ600 mm swing and Φ420 mm maximum machining diameter.

Q: What changes from the BML-600S beyond bed length?

A: The chuck class steps from 8-inch to 10-inch, the spindle bore widens from Φ62 to Φ86 mm, and top speed trades from 4,500 to 3,500 rpm. The BML-600M is sized for larger parts, not only longer ones.

Q: Should I choose the BML-600M or the ML-600M?

A: Both share the 10-inch class and 780 mm envelope. The BML-600M's hand-scraped box way suits heavier and interrupted cutting; the ML-600M's linear way suits cycle-time-driven production.

ITEM UNIT BML-600M
Standard C axis
Capacity
Swing over bed mm Φ600
Swing over saddle mm Φ450
Maximum machining diameter mm Φ420 Φ340
Maximum machining length mm STD: 780 (10″);
OPT: 760 (12″)
Slant angle of bed ° 30°
Travel Range
X-axis mm 230 (210+20) 225 (170+55)
Y-axis mm
Z-axis mm 830 (10″) / 820 (12″)
C-axis mm 360° (0.001°)
W-axis mm
Spindle
Spindle speeds rpm STD: 50~3,500 (A2-8, 75 mm 10″);
OPT: 50~3,000 (A2-8, 78 mm 10″);
OPT: 50~2,500 (A2-8, 91 mm 12″)
Spindle nose STD: A2-8
Spindle bore diameter mm STD: Φ86 (10″); OPT: Φ91 (10″), Φ105 (12″)
Front bearing inner diameter mm STD: Φ120 (10″); OPT: Φ130 (10″, 12″)
Draw bar diameter mm STD: Φ75 (10″); OPT: Φ78 (10″), Φ91 (12″)
Chuck
Chuck diameter inch STD: 10″; OPT: 12″
Type STD: Hydraulic;
OPT: Servo
Live-tooling
Turret
Stations pcs STD: 10; OPT: 12 STD: 12
Model STD: LS-240;
OPT: LS-240SV
LS-200SP
Square tool shank mm 25 x 25
Boring bar shank diameter mm Φ40
Indexing time (0~180°) sec LS-240: 1.4 (10T),
1.5 (12T); LS-240SV: 0.7(12T)
1.2
Live Tool
Spindle Speeds rpm 50~4,000
Feed Rate
Rapid Traverse m/min X: 16; Z: 20
Tailstock
Type Automatic
Quill diameter mm Φ85
Quill bore taper MT5
Quill travel mm 120
Tailstock travel mm 600
Motors
Main-spindle kw STD: α30ip (15/18.5); OPT: α22ip (11/15)
Sub-spindle kw
Live-tool kw α3/10000 (3.7/5.5)
Axis servo motor kw X/Z – α12 (3.0)
Hydraulic oil pump kw 1.5
Chip conveyor kw 0.2
Coolant pump kw 0.8
Accuracy
Positioning mm ±0.005
Repeatability mm ±0.004
Power
Requirements KVA 380-415 / 220V 26 KVA
Machine size
Height cm 186
Floor space (LxW) cm 422 x 214
Packing (w/ conveyor) cm 432 x 230 x 221
Net weight (w/conveyor) kg 6,050
Gross weight (w/conveyor) kg 6,470

 

Specifications

Resources

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