GQ-20 engineering drilling machine manufacturer from China Dshing Import&Export Co.,ltd

Price:	1.0~999.0 USD
Payment Terms:	T/T,L/C
Place of Origin:	Guangdong, China (Mainland)


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Product Detail

Means of Transport: Ocean

Packing: woodencase

Production Capacity: 100

Delivery Date: 7

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.

Technical Specifications

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)	182×182mm
	top drive head max push force(KN)/ pull force	113/154kN
	top drive head stroke(mm)	1000mm
Hoist	hoist lift capacity with singlerope(KN))	58kN
	Single rope speed increase speed	0.78m/s
	Reel diameter	300mm
	Rope capacity	30m
	Rope diameter	Φ19.5m
	Rack mobile travel	1550mm
	Open orifice distance	1038mm
	The rig Dimensions (length × width × height)	5000×2400×2840mm
	The rig Dimensions (length × width × height)	5000×2400×3070mm (With walking)
	Rig the total weight	12500kg
Rig power	Motor model: Y250M-4	55 kw;1480 r/min