Rock Microtunnel Boring Machine/ Underground Pipe Jacking/ for Gas Sewage Pipeline

• After-sales Service: 24 Hours Online
• Warranty: 1 Year
• Planetary Reducer: Bonfiglioli/ Rossi/ Dinamicoil/ Brevini
• PLC: Mitsubishi
• Transducer: Mitsubishi
• Outer D*Length: 620*2800mm
• Model NO.: YD450
• Motor Power: 11kw*1
• Max Torque: 15 Kn/M
• Delivery: 30 Days
• Certification: SGS, ISO9001: 2000
• After Service: 14 Days Free Service
• Transport Package: Container
• Specification: YD450
• Trademark: GREATWALL TUNNELING SYSTEM
• Origin: Zhenjiang, Jiangsu, China
• HS Code: 84303900
• Production Capacity: 30 Set/ Year

Product Description

450 Rock Machine Head Technical Parameter
 

suit for soil property			suit for soil property:clay, sandy soil, slit, rock cutting mode:full section.
Technical specification	Inner D (mm)		Φ450
	Outer D × length (mm)		Φ620×2800
	Cutter plate	motor power KW	11KW*1pc
		Max. torque KN/m	15
		rotate speed rpm	7
	Steering system	hydro-cylinder quantity.	4
		hydro-cylinder thrust KN	158/piece
		corrective angle	2.5
	In/out muddy system	Pipe diameter mm	Φ65
	Jacking speed	mm/min	0-200
	Head power	Kw	11.55
	head weight	Kg	About 2500

Main Features of YD series Rock pipe jacking machine

* Full section earth pressure display system. 

* Separate grouting system for the cuter plate and the main shaft center and the broken chamber. 

* The micro-tunnel boring machine is equipped with a main thrust device and a deflector. 

*Applicable to mixed soil layer from ordinary to rock layer (construction range: Hard soil N value < 70, rock homotaxial hardness < 150MPa. 

* The disc type hob adopts Qingdao Yuyangquan Brand made in the Sino-Japanese joint venture. 

* The planetary reducer is made up of well-known brand, such as Italian Bonfiglioli, Rossi, Dinamicoil and Brevini. 

* PLC, the transducer and other instrument and control system, adopt Japanese Mitsubishi Brand. 

* The touch screen displays and the recorded data that can be stored or connected to the user's office monitor via a dedicated interface. 

Technical Parameter of Rock Machine
 

Type	Size (mm)	Power system			Steering cylinder		Hydraulic system		Slurry pipe diameter (mm)
		Motor power	Torque (KN/m)	Rotation speed(r/min)	Thrust *Q'ty	Steering angle (°)	Pressure (Mpa)	Motor power (Kw)
1000	1240*3800	22*2	84	5	630*4	2.5	31.5	1.5	100
1200	1460*3900	22*3	140	4.5	630*4	2.5	31.5	2.2	100
1500	1840*4200	30*3	214	4	1000*4	2.5	31.5	2.2	100
2000	2440*4800	30*4	358	3.2	630*8	2.5	31.5	4	100
2400	2900*4800	30*5	596	2.4	800*8	2.5	31.5	4	150
3000	2590*5600	30*8	1273	1.8	1200*8	2.5	31.5	7.5	150
3500	4180*5600	37*8	1570	1.8	1200*8	2.5	31.5	7.5	150

Application scope

Widely used in trenchless underground projects such as metro tunnels, pedestrian crossing under streets, crossing passageway under railway, sewage & water treatment system, gas and oil pipeline etc. 

Delivery time

30-60 days on reception of the down payment


FAQ

1). Soil property report: Soil type, water level and so on

2). Project data: Total length of  jacking, max length of single work shaft, quantities of work shafts

3). Production pipe drawings: Concrete or steel etc, length, ID & OD

4). Drawings of launching pit and reception pit (Width, Length and Depth)



ABOUT US

Zhenjiang Greatwall Microtunnel Equipment Science & Technology Co., Ltd is a factory specializes in the manufacturing of the underground pipe jacking equipment more than 20 years. It is located in Zhenjiang City, Jiangsu Province, China, which is only 1 hour away from Nanjing airport and 3 hours away from Shanghai city. It is a company combined R&D, produce, sale and after-service together. Products main include NPD series slurry balance pipe jacking machine, TPD series earth pressure balance pipe jacking machine, JD series rectangular pipe jacking machine, YD series rock pipe jacking machine, mini tunneling boring machine, which have already exported to most of the southeast Asia countries like India, Malaysia, Thailand, Viet Nam, etc. Professional engineers will design different machines according to your soil conditions of the project site. After machine reaches to the project site, our machine operators will come to service for you until one jacking section finished. One-year's accessories will also be provided freely. 
The company persists in the principle of Quality First and Clients Supreme all along and provide clients with high-quality products, considerate after-sales services and true management ideas. We will provide excellent machines and good service to you. Welcome to visit us!