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Home > Products > ZLJ 250 blast hole tunnel jumbo tunnel drilling rig
ZLJ 250 blast hole tunnel jumbo tunnel drilling rig
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Product： views：2ZLJ 250 blast hole tunnel jumbo tunnel drilling rig 
Branch： Tunnel Boring Machine
Type： Rotary Drilling Rig
Size： 12X23X45 cm
Unit Price： Negotiated
Min.Order：
Supply：
Delivery： Shipment within days since the date of payment
Valid until： Long Term
Updated on： 2019-11-19 19:55
  Negotiated
Product Details
Overview
Quick Details
Applicable Industries:
Construction works , Energy & Mining
Condition:
New
Type:
Rotary Drilling Rig
Power Type:
Electric
Place of Origin:
Shandong, China
Brand Name:
Tunnel Boring Machine
Usage:
Coal
Voltage:
380v
Dimension(L*W*H):
1235*630*1165mm
Weight:
440kg
Certification:
ISO
Warranty:
1 Year
After-sales Service Provided:
Online support
name:
Coal Mining Tunnel Boring Machine
type:
zlj drilling rig
motor speed:
1440r/min
package:
wooden case
brand:
HW underground drilling rig

Packaging & Delivery

Selling Units:
Single item
Single package size: 
12X23X45 cm
Single gross weight:
65.0 kg
Package Type:
wooden case for ZLJ 250 blast hole tunnel jumbo tunnel drilling rig
Picture Example:
package-img
package-img
Lead Time:
Quantity(Set)1 - 1>1
Est. Time(days)10To be negotiated
Product Description

Coal Mining Tunnel Boring Machine

ZLJ 250 blast hole tunnel jumbo tunnel drilling rig

1) The tunnel drilling rig is mainly used underground internal with various angle for water prospecting, exploration of coal, gas drainage, dust protection , drill water injection hole and other usage of the drilling.


2) 360 degrees of rotary drilling, drilling depth from 50 to 300meters.


3) The tunnel drilling machine  also can be used on the ground geological exploration, building foundation reinforcement and other usage of drilling.

4) The portable boring machine power source can be from electricity or diesel.

Tunnel boring machine/underground drilling rig technical parameters
 Item
unit
ZLJ-250
ZLJ-350
ZLJ-400
ZLJ-650
ZLJ-700
Rated torque
N·m
250
350
400
650
700
Rated speed
r/min
340
350
340
270
410
Rated  pressure
Mpa
8
8
8
8
8
Max feed force
kN
9
 9
9
34
34
Max pulling and lining force
kN
12
12
12
12
 12
Drilling angle 
 °
0~360°
0~360° 
0~360° 
0~360°
0~360°
Capacity of drum 
m
26.3
 26.3
26.3
40
40
Diameter of wire rope
Mm
8.8
8.8
8.8
11
11
Drill rod caliber 
mm
42
42
42
42
42
Supply water pressure
Mpa
0.6~1.2
0.6~1.2
0.6~1.2
0.6~1.2
0.6~1.2
Power 
kW
4
5.5
5.5
7.5
7.5
Voltage 
V
380/660
380/660
380/660
380/660
380/660
Rated  current
A
8.8/5.3
9/13.0
13.4/8.8
15/10.0
17.1/11
Dimensions 
mm
1235*630*1165
1265*650*1020
1280*700*1230
1200*1290*700
Weight 
Kg
440
480
480
630
710
Detailed Images

Underground drilling rig/tunnel boring machine features


1. ZLJ tunnel drilling rig dirlling hole diameter 42mm/50mm
2.Underground drilling depth of 50-300m
3. On ground drilling 
4.Drilling angel 360 degree
light portable tunnel coal testing drilling machine
Our Company
Shandong hengwang group is the professional manufacturer of pile driver and drilling rig . With more than 300 workers and 25 Senior engineers,high quality produts and best after sales service can both be guaranteed. main clients are around Southeast Asia,Mid East and South America. Welcome visit our factory and sent inquiry to us.

ZLJ 250 blast hole tunnel jumbo tunnel drilling rig

Contact us for more details about Price,Packing,Shipping and Discount of tunnel boring machine, underground drilling rig.

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