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Contact: Dr.Robert Roschen

Tel: +86-21-54994419

Mobile: +8613764195009

Whatsapp: +8613764195009

Email: roschen@roschen.com

Web: www.roscenmining.com

Quantum Leap 40 Seriesd DTH Bits

We are a leading manufacturer of rock drilling tools, like DTH hammers and bits, DTH drill pipes, RC hammers and bits, top hammer button bits, coupling, cross bits, drill rods,etc. We have rich experience in this field of DTH hammers and bits for 40 years. Owing to high quality, professional service and competitive price, we have gotten good reputation from our customers from all over the world, such as USA, Australia, France, Spain, Italy, South Africa, Iran, Malaysia, Australia ad etc.

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  • Product Details

QL40 DTH Bits
Quantum Leap 40 series Down The Hole Button Bits for Extensive Down Hole Rock drilling


Quantum Leap Down The Hole Hammer

 

DTH Hammer Bits


Down-the-hole (DTH) hammer bits are used with Down-the-hole hammers for drilling holes through a wide range of rocks types. In conjunction with DTH hammers, drill hammer bits are designed with a splined drive for rotating the bit in the ground. Drill bits are available in different sizes and different styles so they can drill a wide range of hole sizes. Our variety of Down the Hole (DTH) bits is manufactured using high quality materials to provide you with a fine balance between penetration capability and bit life. We offer a comprehensive range of standard and made to order drill bits on an extensive selection of shanks with a wide variety of head designs to suit every project.


 

We are a leading manufacturer of rock drilling tools, like DTH hammers and bits, DTH drill pipes, RC hammers and bits, top hammer button bits, coupling, cross bits, drill rods,etc. We have rich experience in this field of DTH hammers and bits for 40 years.
 

Owing to high quality, professional service and competitive price, we have gotten good reputation from our customers from all over the world, such as USA, Australia, France, Spain, Italy, South Africa, Iran, Malaysia, Australia ad etc.

 

Product specifications:
 

For 4" hammer Bit Dia. No. Gauge Front Weight Part No.
DTH bits shank mm inch Air Holes Buttons Buttons (Kg)
DHD340A/COP44 105 4 1/8" 2 6×φ14 5×φ13 9 DHD340-105
110 4 1/4" 2 7×φ13 6×φ13 9.3 DHD340-110
115 4 1/2" 2 7×φ14 6×φ13 10 DHD340-115
120 4 3/4" 2 8×φ14 6×φ14 11 DHD340-120
127 5 2 8×φ14 7×φ14 12 DHD340-127
SD4 105 4 1/8" 2 6×φ14 5×φ13 9 SD4-105
110 4 1/4" 2 7×φ13 6×φ13 9.5 SD4-110
115 4 1/2" 2 7×φ14 6×φ13 9.8 SD4-115
120 4 3/4" 2 8×φ14 6×φ14 11.5 SD4-120
127 5 2 8×φ14 7×φ14 12.3 SD4-127
QL40 105 4 1/8" 2 6×φ14 5×φ13 9 QL40-105
110 4 1/4" 2 7×φ13 6×φ13 9.2 QL40-110
115 4 1/2" 2 7×φ14 6×φ13 9.5 QL40-115
120 4 3/4" 2 8×φ14 6×φ14 10.3 QL40-120
127 5 2 8×φ14 7×φ14 11.5 QL40-127
Mission40 105 4 1/8" 2 6×φ14 5×φ13 6 M40-105
110 4 1/4" 2 7×φ13 6×φ13 6.2 M40-110
115 4 1/2" 2 7×φ14 6×φ13 6.6 M40-115
120 4 3/4" 2 8×φ14 6×φ14 7 M40-120
127 5 2 8×φ14 7×φ14 7.4 M40-127

 


 

 

ROSCHEN 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
M80/M85
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: Any special size of DTH bits will be available by requests.
Metzke, Remet thread is available!



 

Shank can be available:

 

1) Diameter 64mm-70mm shank Bulroc BR1

2) Diameter 70mm-95mm shank Halco MACH20, Bulroc BR2

3) Diameter 90mm-102mm shank COP32, COP34, Halco MACH303, M30, DHD3.5, Bulroc BR3

4) Diameter 105mm-152mm shank COP44, DHD340, Halco MACH44, SD4, M40, QL40, Bulroc BR4

5) Diameter 135mm-165mm shank COP54, DHD350R, COP54, Halco MACH50, SD5, M50, QL50, Bulroc BR5

6) Diameter 152mm-254mm shank COP64, DHD360, SD6, M60, QL60, Bulroc BR6

7) Diameter 203mm-330mm shank COP84, DHD380, SD8, QL80

8) Diameter 254mm-380mm shank SD10, Numa100

9) Diameter 305mm-508mm shank DHD1120, SD12, N120, N125

10) Diameter 405mm-864mm shank SD15, SD18

11) VKP80, VKP95, CIR90, CIR100, CIR110, CIR150, CIR200...

 

 

We can also provide related products DTH hammers, ODEX system, symmetric systems, slide block drilling systems, etc and DTH drilling pipes for various thread API REG, API IF, BECO, etc.



 

FAQ

 

Terms & Conditions of Ordering:

 

Quality warranty:

 

Our products are made of high quality steel and all spares parts are inspected strictly before shipping. We have quickly responses for your complaint and suggestion.

 

Package:

Using ply-wooden cases and pallet for package to protect the products and avoid the damage during transportation. Also we can customize package according to your special requests.

 

 

Production time:

Generally need 15-25 days

 

Transportation:

By air, By Express or By sea according to your requests.



 

1. Methods of Payment:
T/T (Telegraphic Transfer) or Western Union or L/C at sight


2. Handling time for an order
Based on order quantity, normally it takes 20 days for production.
in 3 working days after receiving the advance payment


3. Shipping way
Sample order: we suggest Courier express like DHL/UPS/TNT/FEDEX or by air
Bulk order: we suggest by air or by sea.


4. Quality Control
We have our own experienced QC.
There will be strict inspection and testing for every order before shipping out.


5. After Services:
a. Our sales team will response for your question within 24 hours (Holidays Excluded)
b. Technical Support will be available in any time


6. Quality & Service:
A. There will be strict inspection and testing for every order before shipping out.
B. Our sales team and Technical Support will response for your question within 24 hours through skype: ROSCHEN.TOOL and WhatsApp/Wechat: +86-13764195009
C. Free replacement will provide once the failure confirmed caused or our product quality; Not satisfied with a refund.



 

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.com ; http://www.roschen.net
 

http://www.roschen.cn ; http://www.roschendrill.com
 

http://www.roschenmining.com ; http://www.roschendrilling.com
 

http://www.roschengroup.com

 

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