Home > Products > Drilling Machine > ZLJ-250 Coal mining hydraulic tunnel drilling rig small drilling machine
ZLJ-250 Coal mining hydraulic tunnel drilling rig small drilling machine
- 1000 Set / Sets per Month
- Qingdao Tianjin Shanghai
- T/T Credit Card
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Product Details
| Condition: | New | Type: | Core Drilling Rig | Power Type: | Electric |
| Place of Origin: | Shandong, China | Brand Name: | HW | Model Number: | ZLJ-250 |
| Usage: | Coal | Voltage: | 380/660v | Power(W): | 4kw |
| Dimension(L*W*H): | 1235*630*1165mm | Weight: | 440kg | Certification: | ISO CE |
| Warranty: | 1 Year | After-sales Service Provided: | No overseas service provided |
Product Description
ZLJ-250 Coal mining hydraulic tunnel drilling rig small drilling machine Introduction
ZLJ SERIES EXPLOSION-PROOF DRILLING MACHINE is developed specially for drilling in tunnel of coal mining based on our spindle type of core drilling rig, it is mainly suitable for drilling with tungsten carbide bit for tunnel construction drilling and underground geotechnical drilling.
It has features of light weight, compact size, good detachability, powered largely etc.
ZLJ-250 Coal mining hydraulic tunnel drilling rig small drilling machine Parameter
Item | Unit | Technical Parameter | ||||||
ZLJ-250 | ZLJ-350 | ZLJ-400 | ZLJ-650 | ZLJ-700 | ||||
Rated torque | High speed | N·m | 250 | 350 | 400 | 650 | 700 | |
Medium speed | N·m | 150 | 250 | 230 | 380 | 520 | ||
Low speed | N·m | 85 | 100 | 130 | 214 | 310 | ||
Rated speed | High speed | r/min | 340 | 350 | 340 | 270 | 410
| |
Medium speed | r/min | 192 | 170 | 192 | 151 | 198 | ||
Low speed | . r/min | 112 | 99 | 112 | 88 | 150 | ||
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 | 15/10 | 13.4/8.8 | 17.1/11 | ||
Dimension | mm | 1235*630*1165 | 1265*650*1020 | 1200*700*1230 | 1200*1290*700 |
| ||
Weight | Kg | 440 | 480 | 480 | 630 | 710 | ||
ZLJ-250 Coal mining hydraulic tunnel drilling rig small drilling machine Photos
Contact Us
- Shandong Hengwang Group Co., Ltd.
- Contact nameEVA Shao
- Phone86-537-2882808
- AddressShiqiao Ind. Zone, Beihu Provincial Tourism Resort
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