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Down Hole Drill Rig Part DTH Hammer , Dth Drilling Tools For Original Shank DHD360

Categories Down The Hole Hammer
Brand Name: SOLLROC
Model Number: DHD340
Certification: SGS
Place of Origin: China
MOQ: 1
Price: negotiable
Payment Terms: T/T,
Supply Ability: 5000 pieces/month
Delivery Time: 20-25 working days
Packaging Details: Cartons + ply wood case (no plastic)
Product name: DHD 340 dth hammer
Material: carbon steel
Application: Quarrying, construction, civil engineering, mining,
Usage: mining, water well drilling, geothermal drilling
Rock formation: Granite, limestone, quartz, etc
shank: DHD340/COP44
Advantage: Hign Abrasion Resistance
Color: black or as request
Size: 4 inch
External diameter: 99mm
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Down Hole Drill Rig Part DTH Hammer , Dth Drilling Tools For Original Shank DHD360


Product description


In DTH drilling, the drill string rotates while the drilling hammer continuously strikes down into the rock. Inside the hammer, a piston powered by compressed air gives the drill bit its striking power. This combined with the rotational movement means the rock is crushed in a very efficient manner. DTH drilling tool is a kind of drilling system which uses compressed air as motivation, makes drilling impact motivation parts down the hole, to control the piston reciprocating motion by the distribution device in the hammer, and then impacts the DTH bit in the front of the hammer to transit the impacting power to the bit. The DTH bit in the front of the hammer breaks the rock to drill hole.


HD45 DTH hammer

shankDHD340/COP44
Length(less bit)1030mm
External diameter99mm
Top sub threadAPI 2 3/8”REG
Weight(less bit)39kg
Hole range110mm-135mm
Working pressure1.0-2. 5Mpa
Impact rate at 1.4Mpa27Hz
Recommended rotation speed25-40r/min
1.0Mpa6m³/min
Air consumption 1.8Mpa10m³/min
2.4Mpa15m³/min


Product featutres


1. Simple design of the piston. Long life. Valveless air distribution. More reliable.
2. More efficient energy transfer, fact drilling speed, lower air consumption and lower oil consumption.
3. Fewer internal parts, simple structure, long life, less failure and easier to maintain because all the parts are heat treated.
4. Easy to disassemble because the top sub, the drive chuck and the external cylinder are connected by multi-step thread.


Advantages and application


It has the advantage of high flatness, smooth hole wall, high rigid of drill rod and hammer, independent of high axial thrust, no limit of drilling depth, low cost of devices and easiness to maintain. At the drilling hole of dia.105mm-dia.254mm, a plenty of the DTH drilling tools are used.


At present, DTH drilling tool is widely used in underground mining, quarries, hydraulic and Hydro-Power Engineering, water well drilling, Mineral exploration, anchoring hole drilling, geothermal engineering, Subway excavation, another civil engineering.


Related products


Sollroc DTH hammers

HammersBit ShankConnection ThreadSuitable bitWorking pressureAir consumption
2"BR2RD50 box¢70-¢90mm0.7-1.75Mpa0.7Mpa4.5m3/min
1.0Mpa4m3/min
1.4Mpa5m3/min
3"DHD3.5
COP32/COP34
M30
API 2 3/8"Reg¢90-¢110mm1.0-1.5Mpa1.0Mpa4.5m3/min
1.5Mpa9m3/min
4"DHD340
COP44
QL40
SD4
M40
API 2 3/8"Reg¢110-¢135mm1.0-2.5Mpa1.0Mpa6m3/min
1.8Mpa10m3/min
2.4Mpa15m3/min
5"DHD350
COP54
QL50
SD5
M50
API 2 3/8"Reg/API 3 1/2"Reg¢135-¢155mm1.0-2.5Mpa1.0Mpa9m3/min
1.8Mpa15m3/min
2.4Mpa23m3/min
6"DHD360
COP64
QL60
SD6
M60
API 3 1/2"Reg¢155-¢190mm1.0-2.5Mpa1.0Mpa10m3/min
1.8Mpa20m3/min
2.4Mpa28.5m3/min
8"DHD380
COP84
QL80
SD8
API 4 1/2"Reg¢195-¢254mm1.0-2.5Mpa1.0Mpa15m3/min
1.8Mpa26m3/min
2.4Mpa34m3/min
10"SD10
Numa100
API 6 5/8"Reg¢254-¢311mm1.0-2.5Mpa1.0Mpa22m3/min
1.8Mpa40m3/min
2.4Mpa55m3/min
12"DHD1120
SD12
Numa120
API 6 5/8"Reg¢305-¢445mm1.0-2.5Mpa1.0Mpa30m3/min
1.8Mpa56m3/min
2.4Mpa78m3/min

Face type and button shape selections for DTH bits




Sollroc can supply DTH hammers and bits from 2"-18" with type DHD, SD, QL, Mission, Numa,etc.

And Sollroc developed a full range of products : RC drilling tools, ODEX system, Symmetrix system, Drag bits, DTH drill rods and top hammer drilling tools, etc.
Packing and shipping
Packing: plywood case+pallet, or as request.
Shipping: by air, by sea, by express, as request.

Company information


Sollroc , with more 10 years of experience ,is one of the professional manufacturer and supplier of high performance rock drilling tools like: DTH hammers and bits, RC hammers and bits, DTH drill rods and top hammer drilling tools. Our tools are widely used in different drilling applications including mining, quarrying, water well drilling, geotechnical industries and etc.


Sollroc is specialized in designing, manufacturing and developing equipments and accessories for standard models as well as the special needs of clients and provides them with the best suggestions and solutions. We practice strict and stringent quality control during manufacturing and adhered to recognized and approved quality control systems. Each of our products follows the quality requirements and procedures to ensure finished products are durable and superior up to standard.

Quality Down Hole Drill Rig Part DTH Hammer , Dth Drilling Tools For Original Shank DHD360 for sale
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