Introduction
A single hydraulic prop used for temporary and working-face roof support in underground coal mining operations.
Features
1.Adjustable Stroke Range
2.High Support Capacity
Applications
1.Roof support along the coal mining face.
2.Temporary roof support during roadway excavation and use.
3.Temporary roof support for underground maintenance and emergency repair work.
4.Roof support in thin and medium-thickness coal seam mining operations.
Company Services
1.Localized After-Sales Support
Regional service staff and on-site offices support products in local markets.
2.Operator Training
Provide basic operation guidance and on-site use demonstration.
3.Customization Support
Support adjustments based on mine conditions such as dust, groundwater, and humidity.
4.Factory Visit & Technical Communication
Factory visits available for product review and technical discussion.
FAQ
Product model, quantity, and any specific technical or customization requirements.
Yes. The hydraulic props have national safety certification for coal mine use.
A: Each unit is inspected before delivery. Key components are checked against internal quality standards.
A: Yes. We can adjust specifications based on project requirements and mine conditions.
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| Model project |
Max height (mm) |
min height (mm) |
Working stroke (mm) |
Rated working resistance (KN) |
weight (Kg) |
Rated working pressure (Mpa) |
Pump station pressure (Mpa) |
Initial support (KN) |
Bore diameter (mm) |
Woek liquid |
| DW06-300/100 | 630 | 485 | 145 | 300 | 25.1 | 38.2 | 15～ 20 |
118～157 | 100 | Emulsioncontaining 1% to2% M10emulsified oil |
| DW08-300/100 | 800 | 578 | 222 | 26.2 | ||||||
| DW10-300/100 | 1000 | 685 | 315 | 32 | ||||||
| DW12-300/100 | 1200 | 792 | 408 | 36.3 | ||||||
| DW14-300/100 | 1400 | 900 | 500 | 40 | ||||||
| DW16-300/100 | 1600 | 1005 | 595 | 43.5 | ||||||
| DW18-300/100 | 1800 | 1110 | 690 | 47 | ||||||
| DW20-300/100 | 2000 | 1240 | 760 | 48 | ||||||
| DW22-300/100 | 2240 | 1440 | 800 | 55 | ||||||
| DW25-250/100 | 2500 | 1700 | 800 | 250 | 58 | 31.8 | ||||
| DW28-250/100 | 2800 | 2000 | 800 | 70 | ||||||
| DW31.5-200/100 | 3150 | 2350 | 800 | 200 | 76.4 | 22.5 | ||||
| DW35-150/100 | 3500 | 2700 | 800 | 150 | 82.8 | 19.1 | ||||
| DW38-180/110 | 3800 | 2700 | 1100 | 180 | 96.5 | 19.1 | 10～ 20 |
95～190 | 110 | Emulsioncontaining 1% to2% M10emulsified oil |
| DW40-180/110 | 4000 | 2900 | 1100 | 101.5 | ||||||
| DW42-180/110 | 4200 | 3100 | 1100 | 103 | ||||||
| DW45-180/110 | 4500 | 3400 | 1100 | 111 |
