High Efficiency Portable 300m DTH Drilling Machine Rock Drilling
Product Specifications
| Name |
ST 300 Pneumatic Borewell Machine |
| Voltage |
380V |
| Color |
Red, Yellow or OEM |
| Total weight |
8T |
| Usage |
Industrial and civil drilling and geothermal drilling |
| Power Type |
Diesel |
| Max drilling depth |
300m |
| Drilling diameter |
105-300mm |
| Rig lifting force |
12T |
| Drill pipe length |
1.5m, 2.0m, 3.0m |
Product Overview
The ST300 series water well drilling rig is a lightweight, efficient, and multifunctional drilling equipment powered by a diesel engine. Designed for water wells, agricultural irrigation wells, and similar applications, it excels in mountainous areas and rock formation water intake projects.
Technical Parameters
| The weight |
8T |
| Drilling diameter |
105-300mm |
| Drilling depth |
300m |
| One-time advance length |
4m |
| Walking speed |
2.5km/h |
| Climbing angles |
Max.30° |
| Equipped capacitor |
65-70KW |
| Using air pressure |
1.7-3.0Mpa |
| Air consumption |
17-30m³/min |
| Drill pipe diameter |
φ50mm, Φ76mm, φ89mm |
| Drill pipe length |
1.5m, 2.0m, 3.0m |
| Rig lifting force |
12T |
| Swing speed |
45-70rpm |
| Swing torque |
3500-5900N.m |
| Dimension |
4m×1.9m×2.3m |
Key Features
- Automatic hydraulic feeding mechanism improves drilling efficiency and reduces labor intensity
- Ball card clamping mechanism replaces the chuck for non-stop bar operation - easy, safe, and reliable
- Host equipped with cage forming double-sided support star wheel structure to withstand strong impact
- Four sets of bearing positioning in vertical axle box ensure sufficient rigidity for complex geological conditions
- National ed taper clutch provides large transmission torque with convenient operation and maintenance-free design
Frequently Asked Questions
What is your terms of payment?
T/T 30% as deposit, and 70% before delivery. We'll show you photos of products and packages before balance payment.
What is your terms of delivery?
EXW, FOB, CFR, CIF.
How about your delivery time?
Generally 7-10 working days after receiving advance payment. Specific time depends on items and order quantity.
What is the warranty of your machine?
Main machine has 1 year warranty (hammer excluded). All broken accessories can be replaced. Installation and operation videos provided.
What is your terms of packing?
Standard exported wooden case for LCL goods, fixed well for FCL goods.
Do you test all goods before delivery?
Yes, 100% testing before delivery with inspection report for each machine.
Do you provide wear parts for transacted clients?
Yes, we maintain client records and prioritize providing accessories to existing clients.
Product Images
Jinzhou Shitan Machinery Equipment Co., Ltd. Main Products：
Pneumatic Drilling Rig / Air Drilling Rig（ST-180, ST-200, ST-260, ST-300, ST-350, ST-400, ST450, ST-450, ST-500, ST-600, ST-800 and other Pneumatic water well drilling Rigs.）, Crawler Water Well Drilling Rig / Trailer Mounted Drilling Rig / Water Well Drilling Rig / Hydraulic Borewell Machine / Hard Rock Drilling Equipment / Diamond Core Drill Rig / Geological Drilling Rig / Soil Testing Drilling Rig / Portable Water Well Drilling Rig（ST-30，ST-50，XY-1A, XY-1B, XY-2, XY-2B, GK180, GK200, GY150, GY200 and 30 impact drill rig, ZLJ series tunnel drilling rig and other geological drilling machines）Crawler Track Undercarriage, Drilling Mud Pump（BW150,BW160,BW200,BW250,BW850 series Drilling mud pumps）, Drilling Air Compressor, Water Well Drill Bits（PDC Drill Bit， Tricone Bit， DTH Button Bit）, Water Well Drill Pipe, Drilling Rig Spare Parts( drilling rods , drilling rods joint , casing pipe, casing coupling, core tube, core tube coupling, lifters, automatic drop hammer, sampler, SPT tool, wrench fork, pad fork, lock joint), Track Transporter
OEM / ODM can accept. Good quality, professional after-sales service, welcome to order
