��DDW-280��BICES 2009

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��DDW-280��BICES 2009

��Ŀ	ITEM	��
��ʣ�kW/rpm��	Engine power	0/2200
��/�� kN��	Thrust/Pulling force	280/280
Ť�� Nm��	Maximum spindle torque	9000
��ת�٣�r/min��	Spindle rotation speed
��˹��mm��	Specification on Drill rod	73*3000
��ֱ��mm��	Drill Bit Diameter	��110
��ˣ�m��	Total length of drill rod	300
��ͷ��䣨��	Back Reamers	7��240-��850��
�Ƕȷ�Χ��㣩	Range of drill angle	0��16
�ཬ��/ѹ��L/min/Mpa��	Maximum flow rate of mud pump	250/8
��ߴ磨�����ߣ�m	Size of the rig��LWH��	6.82.282.1
�� T��	Weight of the rig and power pack

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