300mm Diamond Core Drill Machine

• After-sales Service: Online Support
• Warranty: 2 Years
• Certification: CE
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: 2
• Condition: New
• Drill Hole Diameter: 250-300mm
• Drill Hole Depth: >150m
• Bit Type: Diamond Bit
• Drilling Way: Rotary
• Type: Crawler
• Speed: 900r/Min
• Reel Diameter: 125mm
• Drill Pipe Diameter: 42mm
• Battery: Motor\ Diesel
• Weight: 670kg
• Product Name: Core Drill
• Transport Package: Wooden Box
• Specification: 1820x980x1400mm
• Trademark: QT
• Origin: China
• HS Code: 8430412900

Product Description

1.Product Introduction
Core drilling rig is a kind of portable multi-purpose engineering investigation and construction drilling rig, it is suitable for industrial, civil construction, railway, bridge, hydropower engineering geological exploration, as well as small caliber foundation pile hole construction.
2.Apply Fields
Geological survey exploration, geophysical survey, mine exploration, well drilling, slope reinforcement hole, road and construction exploration and other drilling projects.
3.Product Characteristic
(1). It has an automatic oil pressure feeding mechanism to improve drilling efficiency and reduce workers' physical labor;
(2). The ball clamping mechanism is used to replace the chuck, which can reverse the rod without stopping the machine, which is convenient, safe and reliable;
(3). Equipped with hole bottom pressure gauge to indicate the pressure, which is convenient to master the situation in the hole;
(4). The handle is centralized and easy to operate;
(5). Compact structure, drilling rig, water pump and diesel engine are installed on one base, occupying a small area of the airport;
(6). Light weight, strong decomposability, easy to move, suitable for working in plain or mountainous areas.

Bit Drilling-Capacity
drilling diameter(mm)	drilling depth(m)
300	60
70	230
46	315
Drill Pipe Diameter	42\50\60
Tilt Angle of vertical shaft	0-360
Rop and torque
Rotate Speed(r/min)		foreward:900,475,388,205,157,68
		reverse:265,85
oil pump
Model		gear oil pump
displacement(ml/r)		20
Rotate Speed(r/min)		2500
Pressure(Mpa)		20