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Down The Hole Hammer Mission 40 Hammer For Metallurgy , Coal , Chemical , Building Materials Drilling

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Down The Hole Hammer Mission 40 Hammer For Metallurgy , Coal , Chemical , Building Materials Drilling

Name: Down The Hole Hammer Mission 40 Hammer For Metallurgy Coal Chemical Building Materials Drilling
Brand: ROSCHEN
Price: 1 USD

Quality Down The Hole Hammer Mission 40 Hammer For Metallurgy , Coal , Chemical , Building Materials Drilling wholesale

Brand Name : ROSCHEN

Model Number : ROS54

Certification : ISO9001

Place of Origin : GERMANY CHINA

MOQ : Negotiable

Price : Negotiate

Supply Ability : 5000pcs

Packaging Details : Wooden Box

Model : Down The Hole Hammer

Machine : Hydraulic Crawler Drill Rig

Usage : Metallurgy , Coal , Chemical , Building Materials Drilling

Color : glod(as you need)

Hammer material : Steel,#45 carbon steel

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Down The Hole Hammer For Metallurgy , Coal , Chemical , Building Materials Drilling

Down The Hole Hammer Description:

It is a kind of high air pressure DTH Hammer without foot valve, our newest design. It is also one of the most advanced DTH Hammers in the world.

Down The Hole Hammer advantages:

1. Out of the trouble of foot valve fracture and expansion and contraction.

2. Lower energy consumption and higher impact frequency. The drilling speed is 15%-30% higher than the one with foot valve.

3. Simple structure, reliable parts, long life, easy and cheap maintenance.

4. Lower air and oil consumption. The oil consumption is about 10% lower than the one with foot valve.

Down The Hole Hammer Technical Parameters

Length (exclude bit)	Weight (exclude bit)	External Diameter	Bit Shank	Hole Range	Connection Thread
1102 mm	68.00 kg	Φ125 mm	RD55C DHD350Q	Φ135mm ~ Φ155mm	API 2 3/8'' Reg
					API 3 1/2'' Reg
Working Pressure	Impact rate at 0.5 MPa	Recommended Rotary Speed		Air Consumption
				1.0 MPa	1.8 MPa	2.4 MPa
1.0 ~ 2.5 MPa	28 Hz	20 ~ 35 rpm		8 m³/min	14 m³/min	19 m³/min

DTH hammers Specifications
Hammer Size	Bit Shank	ROSCHEN Code	Connection Thread	Suitable bit	Working pressure	Air consumption

2"	BR2	ROS 11 ROS 22	RD50 box	￠70-￠90mm	0.7-1.75Mpa	0.7Mpa	4.5m3/min
						1.0Mpa	4m3/min
						1.4Mpa	5m3/min
3"	DHD3.5	ROS 32	API 2 3/8" Reg	￠90-￠110mm	1.0-1.5Mpa	1.0Mpa	4.5m3/min
	COP32/COP34
	M30					1.5Mpa	9m3/min
4"	DHD340	ROS 34	API 2 3/8" Reg	￠110-￠135mm	1.0-2.5Mpa	1.0Mpa	6m3/min
	COP44
	QL40
	SD4					1.8Mpa	10m3/min
	M40					2.4Mpa	15m3/min
5"	DHD350	ROS 52 ROS 54	API 2 3/8"Reg/API 3 1/2" Reg	￠135-￠155mm	1.0-2.5Mpa	1.0Mpa	9m3/min
	COP54
	QL50
	SD5					1.8Mpa	15m3/min
	M50					2.4Mpa	23m3/min
6"	DHD360	ROS 62 ROS 64	API 3 1/2" Reg	￠155-￠190mm	1.0-2.5Mpa	1.0Mpa	10m3/min
	COP64
	QL60
	SD6					1.8Mpa	20m3/min
	M60					2.4Mpa	28.5m3/min
8"	DHD380	ROS 82 ROS 84	API 4 1/2" Reg	￠195-￠254mm	1.0-2.5Mpa	1.0Mpa	15m3/min
	COP84
	QL80					1.8Mpa	26m3/min
	SD8					2.4Mpa	34m3/min
10"	SD10	ROS 100	API 6 5/8" Reg	￠254-￠311mm	1.0-2.5Mpa	1.0Mpa	22m3/min
	Numa100					1.8Mpa	40m3/min
	ROS 100					2.4Mpa	55m3/min
12"	DHD1120	ROS 120	API 6 5/8" Reg	￠305-￠445mm	1.0-2.5Mpa	1.0Mpa	30m3/min
	SD12					1.8Mpa	56m3/min
	Numa120					2.4Mpa	78m3/min
Notes: Metzke, Remet thread is available!

Down The Hole Hammer Details

Down The Hole Hammer Mission 40 Hammer For Metallurgy , Coal , Chemical , Building Materials Drilling

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