Super Drill Series High Air Pressure Down The Hole DTH Drilling Hammer

• Customization: Available
• After-sales Service: 1years
• Warranty: 1years
• Model NO.: ND380, ND480, ND580, ND680, ND882, ND1080
• Standard: AISI, ASME, BS, ANSI, JIS, GB, GOST, ASTM, DIN
• Surface Treatment: Oxidation
• Manufacturing Process: Casting
• Material: Carbon Steel
• Transport Package: Wooden Case
• Specification: DTH Hammer ND380, ND480, ND580, ND680, ND882ND1080
• Trademark: Mandeli
• Origin: China
• HS Code: 8207199000
• Production Capacity: 10000 Pieces/Year

Product Description

DTH Hammers:

The DTH Hammer is the working installation of the DTH Drill, dividing into low, medium and high air pressure series.
Be widely used to pore-forming operations on Metallurgy, Coal, Chemical, Mine, Water conservancy, Hydropower, Highway, Railway, Defense and Building projects, suitable for dry-type and wet-type operation, an ideal hole-drilling equipment with reliable capability.

Outstanding advantages:
1. Deep hole drilling capacity
2. Reliable performance
3. Easy to disassembly.

Super Drill Series High air pressure DTH Hammers:
The Super Drill Series High air pressure DTH Hammers is new developed, with better flushing off effect, not easy to block slag; with higher efficiency and more energy saving (drilling speed 15-30% higher, 20-30% energy saving).
 
Model:   ND380,ND480, ND580, ND680, ND880, ND980,ND1080
We can also manufacture the DTH Hammers according to the customers' detailed requirements.

 

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Technical datas:
 

Model	ND580	ND680	ND882
Length(without bit)	970mm	1131mm	1264mm
Weight(without bit)	64kg	100.5kg	181kg
External Diameter	Φ126mm	Φ148mm	Φ185mm
Drilling Hole Range	Φ136-Φ155mm	Φ158-Φ203mm	Φ198-Φ254mm
Connection Thread	API 23/8"Reg	API 31/2"Reg	API 41/2"Reg
Working Pressure	1.0-2.8Mpa	1.0-3.0Mpa	1.2-3.0Mpa
Impact Frequency at 1.8Mpa	35 Hz	32 Hz	28 Hz
Recommended Rotation Speed	25-55r/min	25-55r/min	25-50r/min
Air consumption	1.8Mpa(12m3/min)	1.8Mpa(16.5m3/min)	1.8Mpa(22m3/min)

 
 

Model	ND1080
Length(without bit)	1410mm
Weight(without bit)	289.00kg
External Diameter	Φ225mm
Drilling Hole Range	Φ254-Φ311
Working Pressure	1.5-3.3Mpa
Recommended Rotation Speed	25-50r/min
Air consumption	2.4Mpa: 58m3/min