The down-the-hole hammer is a new type valveless hammer driven by compress air.It is the ideal rock drillling tool with advages of large impact energy,high penetration rate,long service life,good efficiency of drilling cuttings removal,easy operation,reliable working performance and so on.
TH----for wet drilling
Wadely applied to all kinds of rock boring hole drilling and excellent in projects for casing system and water well drilling.
Can be matched to various types of hammers popular in the world and drill the holes from 76mm to 1200mm in diameter.
TS----for deep hole and super deep hole drilling
Can be meet to the needs of drilling holes from 203mm to 660mm in diameters.
TG----for drying drilling
Have stable performance, fast speed, long service life in sleeves, and 10% less air consumption than other ordinary hammers, and can also work well without the foot valves.
Drill holes from 90mm to 254mm.
All our Hammers can be easily adapted to accept different types of bit shanks as COP, BR, DHD, SD, XL QL, MACH, Halco and Mission by simply changing a few basic components. Several models are available in Heavy-Duty format to suit particularly arduous and abrasive drilling conditions.
In wooden case or in carton
Model specification: DHD3.5, DHD340,DHD350,DHD360,DHD380,DHD112, (7) Specification of dth hammer button bits:Diameter: (mm)1-2 inch low air pressure DTH Shank: BR1, BR2, DHD2.5 57/64/70/76/80/82/90mm (8) 3 inch high Air pressure DHT Shank: BR3,DHD3.5,COP34,COP32,QL30,M30,IR3.5 85 / 90 / 95 / 100 / 105/110mm (9) 4 inch high Air pressure DHT Shank:DHD340,COP44,M40,SD4,QL40 105 / 110 / 115 / 120 / 127/130mm (10) 5 inch high Air pressure DHT Shank:DHD350,COP54,M50,SD5,QL50 133 / 140 / 146 / 152 / 165mm (11) 6 inch high Air pressure DHT Shank:DHD360,M60,SD6,QL60,COP64 152 / 165 / 178 / 190 / 203mm (12) 8 inch high Air pressure DHT Shank:DHD380,COP84,M80,SD8,QL80 195 / 203 / 216 / 254 / 305mm (13) 10 inch high Air pressure DTH Shank:SD10, NUMA100 254/270/279/295/305mm (14) 12 inch high Air pressure DTH Shank:SD12,DHD1120,NUMA120,NUMA125 305/330/343/356/368/381mm (15) 15 inch high Air pressure DTH bits Shank: DHD1150, SD15,NUMA125 381/391/435/457/483/503mm (16) Over 20 inch high Air Pressure DTH bits Shank: NUMA180,NUMA240,483/508/560/578/610/660mm Top sub connection: API 2 3/8" Reg Chuck connection configuration: IR3.5 Available bit size/mm: 90-115 Length(without bit)/mm: 888 Outside diameter/mm: 82 Net weight(without bit)/kg: 25 Impact rate : At 1.5Mpa,25HZ Recommended rotation speed: 25-40r/min Air consumption, CFM& (M3/min) Work Pressure 1MPa 3.8m3/min 1.5MPa 7.5m3/min 1.8MPa 2.4MPa.
Our company is a professional supplier of rock drilling tools in china. Especially dth hammers bits and overburden systems.We also supply drill rods, Button bits, shank adaptors, coupling sleeves and other related products. Our products are welcome in australia, south africa, america, europe. Our products can be used in mining, tunneling, quarrying, construction etc. According to your requirements
Indy series hammers are valveless hammers eliminating operational problems and improves reliability. It has an optimized air cycle frequency, high-energy impact giving maximum penetration rates Wooden pallet, wooden box for sea Card board boxes for air
We are one professional manufacturer of rock drilling tools and consumables in china. Our main products include dth hammer, dth bit, button bit, drill rod, shank adaptor, coupling sleeve, overburden drilling equipment, which are used for mining, quarrying, tunneling, water well drilling, mineral exploration, civil engineering and construction. Please feel free to contact me if you are interested in our products. Many thanks.
DTH Hammers
DTH Hammers
DTH HAMMERS: We manufacture, export and supply a wide range of Valve Type DTH Hammer. Valve Type DTH Hammer are manufactured using premium quality raw material. These hammers are recognized for their effective performance and durability in usage. The technique provides fast drilling of accurately aligned straight and clean holes in most ground conditions. DTH HAMMERS: Product Details: Material Stainless Steel Drilling Range HR Drilling 125-150 mm Color Yellow, Black Brand BRD Shape Round Application Industrial
DTH Hammers
Changhong Drill manufactures high, medium and low air-pressure DTH hammers and drill bits, concentric and eccentric drilling system, tunnel TBM cutter, various threaded drill bits and shank adapter, coupling sleeve, drill pipe and rock drilling accessories. All of our products are compatible with world famous brand products such as Atlas, Ingersoll Rand, Sandvik. They are widely used in construction sites of mining drilling, ground excavating, tunnel drivage, transportation, irrigation works and hydropower, water well, foundation treatment, exploration, applicable for rock drilling and cutting tools under various geological conditions.
