8 Inch Mission 80 DTH Products Hammer High Speed Penetration

ROSCHEN offer IR hammer, DHD3.5, DHD340a, DHD360, DHD380,COP and QL hammer.The optimum range of hole size for blast drilling with DTH is 90mm to 254mm,smaller blast holes are generally drilled using top hammer, and larger holes generally use rotary machines. Our hammer like COP and QL are known fort heir reliability and longevity.

Product Details

8 inch Mission 80 DTH Hammer for Well Drilling

8 inch Mission 80 DTH Hammer for Well Drilling High Speed Penetration



 

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

We manufacture DTH Hammers in different sizes ranging from 1 to 12. These hammers are made corresponding to Drilling Bits to carry out prevalent objectives. These hammers are used in various down the hole operations like bench Drilling. These are valve less hammers with optimized air cycle frequency. These are heavy duty hammers that well at greater depths demanding less air usage, delivering minimum performance loss.
 

We offer IR hammer, DHD3.5, DHD340a, DHD360, DHD380,COP and QL hammer.The optimum range of hole size for blast drilling with DTH is 90mm to 254mm,smaller blast holes are generally drilled using top hammer, and larger holes generally use rotary machines. Our hammer like COP and QL are known fort heir reliability and longevity.



Specifications: 

Specification: External Dia.(mm) Connection thread Hole range (mm)
Low air pressure DTH hammer CIR type 50~180 CIR 55~200
Middle air pressure BR & COP type 70~110   85~115
3 inch DTH hammer 81 API 2 3/8” Reg 90~110
DHD3.5,COP34,COP32,QL30,M30,IR3.5
4 inch DTH hammer 99 API 2 3/8” Reg 110~150
DHD340,COP44,M40,SD4,QL40
5 inch DTH hammer 125 API 2 3/8” or API 3 1/2” Reg 135~165
DHD350,COP54,M50,SD5,QL50
6 inch DTH hammer 142 API 3 1/2” Reg 152~216
DHD360,M60,SD6,QL60,COP64
8 inch DTH hammer 180 API 4 1/2” Reg 203~305
DHD380,COP84,M80,SD8,QL80
10, 12inch DTH Hammer 275 API 6 5/8 Reg PIN 305-445
SD10, DHD1120,NUMA 100, NUMA 125
15 inch DTH Hammer 330 API 7 5/8’’ REG 350-660
DHD1150, SD15,NUMA125

 

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!




Products Features:  
 

1-12 inch middle-low/high air pressure DTH hammer & bit 
Big hole high air pressure DTH hammer using in water well, oil, gas and construction drilling
Eccentric overburden drilling Equipment 
Hole opener bit 
Rock thread bit 
Shank adapter, coupling sleeves and all kinds of adapters



Advantages:

Compared with the oversea brands, our advantages are bellowing:
1. Our products can match over 95% against the original products
2. Price are competitive against the famous brands and best quality against the small factory 




FAQ
 

The information about dth drill bit you may like to know before order:


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.




 

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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