MULTUS B250 II | Okuma | MTF | The Machine Tool Database

8 inch HTC,Workpiece diameter[mm] 600,Workpiece length[mm] 750

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MACHINE SPECIFICATIONS

Okuma

https://www.okuma.com/

(HTC) Millturn

MULTUS B250 II

Wx750(Series MULTUS B/ MULTUS BII)

HTC（MillTurn）（2 Spindle+1 MS)

Category	Item	Specification
Capacity	Swing over bed[mm]	600
Workpiece	Workpiece diameter[mm]	600
	Workpiece length[mm]	750
Chuck	Chuck size(S1)[in]	8
Travels	Stroke X[mm]	500(-20~480)
	Stroke Y[mm]	200
	Stroke Z[mm]	800
	Stroke B[deg]	225
	Rapid traverse(X)[m/min]	40
	Rapid traverse(Y)[m/min]	26
	Rapid traverse(Z)[m/min]	40
	Rapid traverse(B)[r/min]	30
	Rapid traverse(C)[r/min]	200
Category	CNC brand	OSP
	CNC system	OSP-P300SA
	Origin	Japan

Milling spindle 1(H1)

Spindle name	H1-1	H1-2
Taper	HSK-A63 Capto C6	HSK-A63 Capto C6
Rotational speed[rpm]	50~12000	20000
Power[kW]	8(Cont)!12(5min)	6(Cont)!9(5min)
Torque[Nm]	26.3(Cont)!40.1(5min)	15.9(Cont)!23.9(5min)
Transmission

Tool Magazine 1

Tool holder taper	HSK-A63 Capto C6
No. of tool storage[ea]	20 40 60
Tool diameter[mm]	90(A)!130(B)
Tool length[mm]	200
Tool weight[kg]	4
Tool change time(TTT)[s]
Tool change time(CTC)[s]

*A: Max. tool diameter (with adjacent tools), B: Max. tool diameter (without adjacent tools)

Turning spindle 1(S1)

Spindle name	S1-1	S1-2
Speed[r/min]	50~6000	45~5000
Interface(S1)	140 Available chucks	A2-6 Available chucks
Turning spindle thru hole dia.[mm]	62	80
Output[kW]	11(Cont)！11(20min)	15(Cont)！22(30min)
Torque[Nm]
Transmission

Turning spindle_2(S2)

Spindle name	S2-1
Speed[rpm]	50~6000
Interface(S2)	140
Output[kW]	7.5(Cont)!11(20min)
Torque[kW]	239!326
Transmission[kW]

Photo gallery

Comparison

MULTUS BII Series

Model	Chuck size(S1)	Workpiece diameter	Workpiece length	Origin
MULTUS B200 II (HTC) Millturn	6	600	550	Japan
MULTUS B200 II (HTC) Millturn	6	600	550	Japan
MULTUS B200 II (HTC) Millturn	6	600	750	Japan
MULTUS B200 II (HTC) Millturn	6	600	750	Japan
MULTUS B250 II (HTC) Millturn	8	600	750	Japan
MULTUS B250 II (HTC) Millturn	8	600	750	Japan
MULTUS B300 II (HTC) Millturn	8	630	900	Japan
MULTUS B300 II (HTC) Millturn	8	630	900	Japan
MULTUS B300 II (HTC) Millturn	8	630	900	Japan
MULTUS B400 II (HTC) Millturn	10	710	1500	Japan
MULTUS B400 II (HTC) Millturn	10	710	1500	Japan
MULTUS B400 II (HTC) Millturn	10	710	1500	Japan
MULTUS B400 II (HTC) Millturn	10	710	2000	Japan
MULTUS B400 II (HTC) Millturn	10	710	2000	Japan

S1:Main-spindle S2:Sub-spindle TL:Tailstock H1:Mill-spindle T:Turret with static-tools M:Turret with driven-tools Y:Turret with Y-axis B:Turret with B-axis P:Gang with static-tools Q:Gang with driven-tools R:Gang with Y-axis

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