21kw High-Power Rock Drill Suitable for Mining and Underground Engineering Anchor Bolt Hole Drilling Machine

• Customization: Available
• After-sales Service: 24h
• Warranty: 1 Year
• Model NO.: HM21B/D
• Drill Hole Depth: <100m
• Bit Type: Button Bit
• Drilling Way: Top Hammer
• Shank Types: R32/R38/T38/T45/T38L/R38L
• Dimensions: 846.5X301X199mm
• Flow Rate: 95-118 L/Min
• Drilling Diameter: 45-76 mm
• Power: 21kw
• Transport Package: Wooden Boxes
• Specification: 846.5X301X199mm
• Trademark: Elite
• Origin: China
• HS Code: 84314320
• Production Capacity: 1000/Month

Product Description

Product Description

 

High-Power Rock Drill Suitable for Mining and Underground Engineering Anchor Bolt Hole Drilling

Impact Power: 21 kW
Drilling Diameter: 45-76 mm

 

Our Advantages

 

Impact Piston Design: The impact piston is designed to match the dimensions of the drill rod, effectively minimizing impact stress and prolonging equipment lifespan.
Efficient Hydraulic Dual-Damping System and Floating Joint: Equipped with an efficient hydraulic dual-damping system and a floating joint, significantly enhancing the productivity of the rock drill while improving the economic efficiency of the drill rod by reducing wear and replacement frequency.
Powerful Infinitely Variable Speed Bi-Directional Motor: The rock drill features a powerful infinitely variable speed bi-directional motor, providing high torque output and excellent speed control, making it suitable for a wide range of challenging conditions and boosting operational efficiency.

Detailed Photos

 

 

Product Parameters

 

HM21B/D  Rock Drill
Structure
Dimension	mm*mm*mm	846.5X301X199
Weight	KG	175
Center Height	mm	86
Shank	-	R32/R38/T38/T45/T38L/R38L
Hole Diameter	mm	45-76
Impact Functions
Max. Impact Power	KW	21
Oil Inlet Pressure	Bar	165-200
Impact Frequency	HZ	55-63
Flow	L/min	95-118
Impact Energy	J	252-330
Rotation Functions
Displacement	CC	100/125/160
Rotation Speed	Rpm	303/303/296
Max. Torque	Nm	477/597/764
Oil Inlet Pressure	Bar	210
Flow	L/min	48/60/75
Others
Water Pressure	Bar	14-25

Company Profile

 

ELITE is a high-end hydraulic rock drill brand in China
 The whole factory area is 70,000 square meters with 25,000 square meters workshop.At the end of 2020, the brand "ELITE" has begun to be sold in the global market. Untiljune of 202l, the investment in fixed assets of 50 million USD has been completed, And the full process of independent production has been achieved, with a initial monthly production capacity of 1000 sets rock drills, At present, it is the largest production base of advanced hydraulic rock drills in China.