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HEBEI MINETECH MACHINERY TECHNOLOGY CO., LTD

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City:shijiazhuang

Province/State:hebei

Country/Region:china

Contact Person:Nikolay

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3Inch DHD 3.5 Water Well Drill Rig Hammer Down The Hole Tools Abrasion Resistance

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Brand Name :MTH

Model Number :DHD350

Certification :ISO9001

Place of Origin :CHINA

MOQ :1 Piece

Price :Negotiable

Payment Terms :T/T, Western Union, MoneyGram

Supply Ability :10000 pieces per month

Delivery Time :10-15 days

Packaging Details :wooden case

Name :DTH Hammer

Material :Carbon Steel,Tungsten Carbide & Steel

Processing type :Forging,Casting

Connect thread :API 2 3/8" API 3 1/2" API 4 1/2" API 6 5/8" REG

Use :Ore Mining,Well Drilling,DTH drilling

Diameter :105-127mm

Color :Blue,Gold,Red,blue or customized

Usage :Hole Drilling,oil,water well,Underground Mining,ore

Advantage :High Performance,High Wear Resistant,High-efficiency

Size :3" 3.5" 4" 5" 6" 8" 10" 12"

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3 Inch DHD 3.5 Down The Hole For Water Well Drill Rigs Dth Hammer

Description:

“DTH” is the short for “Down The Hole” and sometimes it is also called “RAB” in some markets, “RAB” is short for “Rotary Air Blasting”.we have rich experience in development and manufacturing high quality products, which adopted high-quality raw materials, advanced technology and passed through strictly inspection.

The optimal performance of DTH Hammers includes:

1. High productivity

2. Longer service life

3. Low energy consumption

Advantage:

As specialist manufacturer and provider of DTH drilling tools, hereby we recommend our newest generation DTH hammer which is improved by absorbing art technology, selecting superior alloy steel and robust design. It is proved by more than thousands times of test that our newest DTH hammer has longer life , lower air consumption and 15% higher penetration speed compared the conventional DTH hammer in the market.

Technology:

Rotation drill rig, air compressor and the “DTH drill string” are the essential unit for DTH drilling while the “DTH drill string” is always made up of DTH drill rods, DTH hammer and DTH bits. As one of key component, the DTH hammer acts as a role of converting the air pressure to the impact energy, simultaneously transferring impact energy and rotation force to DTH bits.

Specifications:

Technical Data
Length(Without Bit)	930mm	1030mm	1214mm	1160mm	1248mm
Weight(Without Bit)	25.00 kg	39.00 kg	76.50 kg	72.50 kg	100.00 kg
External Diameter	82mm	99mm	126mm	126mm	142/144/146/148mm
Bit Shank	DHD3.5	COP44/DHD340	COP54/DHD350R	ND55C/DHD350Q	COP64/DHD360
Hole Range	90-110 mm	110-135 mm	135-155 mm	135-155 mm	155-190 mm
Connect ion Thread	API 2 3/8”Reg	API 2 3/8”Reg	API 2 3/8”Reg API 3 1/2”Reg API 2 7/8”Reg	API 2 3/8”Reg API 3 1/2”Reg API 2 7/8”Reg	API 3 1/2”Reg
Working Pressure	1.0- 1.5 Mpa	1.2-2.0 Mpa	1.3-2.3Mpa	1.3-2.3 Mpa	1.5-2.5 Mpa
Inpact Rate at 17 Bar	28HZ	27HZ	25HZ	25HZ	23HZ
Reccfurended Rotation Speed	25-40 "min	25-40 r/min	20-35 r/min	20-35 r/min	20-30 r/min
Air Consunption	1.0Mpa :4.5 m3/min	1.0Mpa :6m3/min	1.0Mpa:9 m3/min	1.0Mpa:9m3/min	1.0Mpa :10 m3/min
	1.5Mpa:9.0m3/min	1.8Mpa:10m3/min	1.8Mpa:15m3/min	1.8Mpa:15m3/min	1.8Mpa:20m3/min
		2.4Mpa:15m3/min	2.4Mpa:23m3/min	2.4Mpa:23m3/min	2.4Mpa:28.5m3/mi

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