High Pressure Down The Hole Drilling 5 Inch DTH Hammer DHD350R for Rock

High pressure Down The Hole Drilling 5 inch DTH hammer DHD350R for rock


DTH hammer, DHD hammer, COP hammer, QL hammer, SD hammer, Mission hammer, BR Hammer, Halco hammer
 
3\" DTH hammer: DHD 3.5, COP 34, COP 32, Mission 30, BR 3, Mach 303,
4\" DTH hammer: DHD 340/COP 44, COP 42, QL 40, SD 4, Mission 40, XL 4, Mach 44,
5\" DTH hammer: DHD 350 / COP 54, COP 52, QL 50, SD 5, Mission 50, XL 5,
6\" DTH hammer: DHD 360/ COP 64, COP 62, QL 60, SD 6, Mission 60, XL 6,
8\" DTH hammer: DHD380, QL 80, SD 8, Mission 80,


Down the hole hammers Introductions: 
 
1) High pressure series
2) Medium pressure series
3) Low pressure series
4) Reverse circulation series
 

Features: 

1. For DTH Bits, Various low pressure and high pressure DTH bits are available.   
2. Low pressure DTH Bits diameter ranges from 66mm to 205mm, are used to equip with our JQ series low pressure hammers. Other low pressure DTH bits are available too upon customer\'s shank drawing or samples.   
3. High pressure DTH Bits diameter ranges from 76mm to 305mm. 
4. Mainly used in Rock drilling, mining, water well drilling, and other construction
5. All the products are manufactured as per the international standard and well compatible with the brand of Atlas Copco, Mission, Ingersoll-Rand, Sandvik etc.
 

Specifications:  
 
DHD340A, DHD350R, DHD360, DHD380;  
Cop32, Cop34, Cop44, Cop54, Cop64, Cop84;  
Mission 40, Mission 50, Mission 60, Mission80;  
SD4, SD5, SD6, SD8;  
QL40, QL50, QL60, QL80;  
BR2, BR3. …. 
DTH Hammer:  
DTH hammer sizes: 3”, 3.5”,4”,5”,6”,8”; 
DTH hammer shank styles: DHD3.5, DHD340, DHD350, DHD360, DHD380, SD4, SD5, SD6, SD8, Mission40, Mission50, Mission60, Mission80   
                                                
Outside diameters: 61 ~ 275mm
Drilling diameter: 68 ~ 508mm

 
Using Functions:  

Our down-the-hole (DTH) hammer is a new type of valveless hammer driven by compressed air. It is the ideal rock drilling tool with advantages of large impact energy, high penetration rate, long service life, good efficiency of drilling cuttings removal, easy operation, and reliable working performance.   
They are suitable to use in:  
1. Drilling blasting holes, drainage and ventilating holes, center holes of raising boring, deep blasting holes in traditional drilling and blasting method of raising, pipe holes and other deep holes i