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COP54 Shank DTH Hammer With API 2 3/8"REG API 3 1/2"REG Thread

Categories Down The Hole Hammer
Brand Name: SOLLROC
Model Number: Cop54
Certification: SGS
Place of Origin: China
MOQ: 1 piece
Price: negotiable
Payment Terms: T/T,
Supply Ability: 10000 pieces/month
Delivery Time: 18 working days
Packaging Details: Cartons + ply wood case (no plastic)
Application: Quarrying, construction, civil engineering, mining,
Usage: mining, water well drilling, geothermal drilling
Product name: DTH Hammer
Rock formation: Granite, limestone, quartz, etc
shank: Cop54
Advantage: Hign Abrasion Resistance
Color: Black or as request
Rock hardness: Granite, limestone, quartz, etc
Machine type: Drilling Tool,Drilling Equipment,Downhole Tools,Mining machine parts
Use: Well Drilling,Ore Mining,Coal Mining,Coal/Ore Mining,quarry
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COP54 Shank DTH Hammer With API 2 3/8"REG API 3 1/2"REG Thread

Cop54 DTH Drill Hammer With Hole Range 135mm-155mm For Blasting Drilling


Product description

Commonly known as DTH, the Down-the-Hole Hammer drill is a percussive device in cylindrical form with integral drill bit that is fitted directly onto the bottom of a drill string. DTH is one of the most efficient ways of drilling rock, using a rapid hammer action to break the rock into sizeable chips which are then evacuated from the bore hole by the air exhausted from the DTH Hammer. The technique provides fast drilling of accurately aligned, straight and clean holes in most ground conditions.


Product Advantages:

1.Suitable for all types of rock (except clay)
2.Greater versatility in terms of hole sizes
3.Low capital outlay
4.Simple and easy to operate

DTH Hammers Specification:

shankCOP54
Length(less bit)1214mm
External diameter125mm
Top sub threadAPI 2 3/8"REG API 3 1/2"REG
Weight(less bit)77.5kg
Hole range135mm-155mm
Working pressure1.0-2. 5Mpa
Impact rate at 1.4Mpa25Hz
Recommended rotation speed20-35r/min
1.0Mpa9m³/min
Air consumption 1.8Mpa15m³/min
2.4Mpa23m³/min

Before beginning to drill, there are several factors that you should know:
1. Hole Size:
In most instances, the outside diameter of the hammer closet to the hole size being drilled should be used for most efficient drilling. This reduces the instance of the collapse and makes cleaning the hole easier. One needs to take into account that there must be sufficient annular area around the hammer to pass the drilled cuttings. This normally will supply the most efficient operating conditions.
2. Air consumption:
The amount of compressed air available must be taken into consideration when using a down hole hammer. Different size hammers require different volumes and pressures in order to properly operate. Generally, as the size of the hammer increases, higher volume and lower pressure is needed for peak performance. Be sure to refer to the air consumption chart.
3. Big capacities:
The larger the bit and hammer, the greater the rotational Torque and feed/pull back requirements become. Do not exceed the drill rigs Capacity.

Product application

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.


DTH is one of the most efficient ways of drilling rock, using a rapid hammer action to break the rock into sizeable chips which are then evacuated from the bore hole by the air exhausted from the DTH Hammer. The technique provides fast drilling of accurately aligned, straight and clean holes in most ground conditions.

Company informaiton

At sollroc, customer satisfaction is our top priority. Our sales team takes a proactive approach in meeting customers’ needs. We take the time to get to know you and learn about your operations so we can better assist you. We strive to meet customers’ needs by supplying the tools and equipment you need when you need them, providing product support, and following through with excellent customer service every step of the way.

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