Engineering Driling Rig and Water Well and Core Drilling Machine

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Basic Info

Place of Origin:	China
Payment Type:	L/C, T/T, Western Union

Product Description

Detailed Product Description

Large Diameter Engineering Drilling Machine used in drilling large diameter pile for building, skyscraper, dam, harbor, bridge

Large Diameter Engineering Drilling Machine
GQ-20 engineering drilling machine is newly designed special for large diameter pile hole drilling, can use forward-circulation and reverse circulation drilling methods mainly used in drilling large diameter pile for building, skyscraper, dam, harbor, bridge etc. and drilling large diameter well.

hole dia (mm)		Φ2000 mm
drilling capacity (m)		60 m
Active drill pipe		180×180×4434 mm (PathΦ115 mm)
top drive head speeds(r/min)	forward	9.5,10.5,28.4,44.1,65.9
top drive head speeds(r/min)	reverse	10.7
Hoist wire rope lifting speed ( m/s )		forward 0.78,1.36,2.34,3.63
top drive head	max torque (N.m)	55 kN@m
	top drive head inner hole (mm)	182×182 mm
	top drive head max push force(KN)/ pull force	113/154kN
	top drive head stroke(mm)	1000 mm
Hoist	hoist lift capacity with singlerope(KN))	58 kN
	Single rope speed increase speed	0.78 m/s
	Reel diameter	300 mm
	Rope capacity	30 m
	Rope diameter	Φ19.5 m
	Rack mobile travel	1550 mm
	Open orifice distance	1038 mm
	The rig Dimensions (length × width × height)	5000×2400×2840 mm
	The rig Dimensions (length × width × height)	5000×2400×3070 mm (With walking)
	Rig the total weight	12500kg
Rig power	Motor model: Y250M-4	55 kw;1480 r/min

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