Mine Tunnel Construction Carbide Drill Bits Earth Pressure Balance Tunnel Boring Machine RZ-3 manufacturer from China ChinaNationalCompletePlantToolsCo.Ltd,

Place of Origin:

Zhejiang, China (Mainland)

Product Detail

Model No.: RZ-3

High Quality Antecedent Cutter for Tunnel Boring Machines Shield

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High Quality Antecedent Cutter for Tunnel Boring Machines Shield

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Size	7 7/8"(200.0mm)
IADC	617GY
Bearing Type	sealed bearing
Thread Connection	4 1/2 reg pin
WOB(KN/mm)	0.35~1.0
RPM(r/min)	140~60
Make up toqure(KN.M)	16.300~21.700
Weight(kgs/pc)	35
Color	Customized
Packing	Plywood box(free-fumigation)
Industrial standard	SY/T5164
MOQ	1 PC
Payment terms	T/T,Western Union,and L/C are acceptable
Applications	Medium hard with high compressive strength and thick&hard stringers, such as hard shale, limestone, sandstone and dolomite, etc.