Home > Down The Hole Hammer >

SD4A SD4 down hole drilling holes through a wide range of rock types

Product Categories

Down The Hole Drilling [120]
Tricone Drill Bit [194]
Diamond Core Drill Bits [146]
Down The Hole Hammer [138]
Reverse Circulation Hammer [85]
Drilling Rig Machine [70]
Casing Advancer [69]
Core Barrel [133]
Drilling Mud Pump [36]
Downhole Camera [10]
Top Hammer Drilling [87]
Drill Rod [221]
Pipe Casing [37]
Auger Drilling [58]
SPT Sampler [54]
Diamond Cutting Tools [18]
Coring Tool [42]
Anchor Drill [14]
PDC Cutter [25]

ROSCHEN GROUP

Trust Seal

Verified Supplier

Credit Check

Supplier Assessment

Contact Now

SD4A SD4 down hole drilling holes through a wide range of rock types

Ask Lasest Price
Brand Name :	ROSCHEN
Model Number :	ROS42
Certification :	ISO,CE
Price :	negotiate
Supply Ability :	5000pcs

Add to Cart

Product Details
Company Profile

SD4A SD4 down hole drilling holes through a wide range of rock types

SD4A DTH Hammer (SD4)

SD4A DTH Hammer SD4 DTH hammer used for drilling holes through a wide range of rock types

Basic Info
Model NO	SD4
Mining Object	Mining
Origin	Germany,China
Type	Drilling Machine
Trademark	ROSCHEN
HS Code	84123100
Mining Object	Minging, Ore Machinery, Stone Quarry
Usage	Use Together with DTH Button Bits
Aplication	DTH Drilling. Coal Mining, Quarry
Drill Diameter	65-305mm
Transport Package	Plywood

Description:

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

It has the following 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.

Length (exclude bit)	Weight (exclude bit)	External Diameter	Bit Shank	Hole Range	Connection Thread
1012 mm	40.00 kg	Φ99 mm	SD4	Φ110mm ~ Φ135mm	API 2 3/8'' Reg
Working Pressure	Impact rate at 0.5 MPa	Recommended Rotary Speed		Air Consumption
Working Pressure	Impact rate at 0.5 MPa	Recommended Rotary Speed		1.0 MPa	1.8 MPa	2.4 MPa
1.5 ~ 2.0 MPa	30 Hz	25~40 rpm		6 m³/min	9 m³/min	14 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!

For more information please contact:

ROSCHEN INC.
ROSCHEN GROUP LIMITED
ROSCHEN HOLDINGS LIMITED

Skype: ROSCHEN.TOOL , ROSCHEN_GROUP

WeChat: +86-137 6419 5009 ; +86-135 8585 5390

WhatsApp: +86-137 6419 5009 ; +86-135 8585 5390

Email: roschen@roschen.com ; roschen@roschen.net

Website: http://www.roschen.net ; http://www.roschen.cn

http://www.roschen.com ; http://www.roschengroup.com

Product Tags:


*From:	Your email address is incorrect!
*To:	ROSCHEN GROUP
*Subject:	Subject is empty!
*Message:	For the best results, we recommend including the following details: -Self introduction -Required specifications -Inquire about price/MOQ Characters Remaining: (0/3000) Please enter 20 to 3000 characters to contact this supplier!

Explore more Down The Hole Hammer products from this supplier

Find Similar Products By Category:

General Industrial Equipment

Hot Searches:

ROSCHEN GROUP

SD4A SD4 down hole drilling holes through a wide range of rock types

SD4A SD4 down hole drilling holes through a wide range of rock types

SD4A SD4 down hole drilling holes through a wide range of rock types

dth drilling tools

down hole tools

SD4A SD4 down hole drilling holes through a wide range of rock types