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6 Inch Ql60 Down Hole Hammer Faster Drilling Speed With Low Air / Oil Consumption

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6 Inch Ql60 Down Hole Hammer Faster Drilling Speed With Low Air / Oil Consumption

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Brand Name : MIROC Rock Drilling Tools

Model Number : QL60 DTH Hammer

Certification : API

Place of Origin : China

MOQ : 1 Piece DTH Hammer

Price : Negotiation

Supply Ability : 20000 pieces per month

Delivery Time : 10-15 Days

Packaging Details : Wooden Box

Payment Terms : L/C, T/T

Product Name : DTH Hammer

Series : QL60

Size : 6 Inch Dth Hammer

Type : With Foot Valve, Without Foot Valve

Use : Tunneling, Mining,Quarrying,Water Well

Color : Green, Black, Orange, Blue, Golden etc.

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6 Inch QL60 DTH hammer Low Air Consumption And Lower Oil Consumption

Features:

  • Valveless operation to maximize energy output, provide efficient air utilitzation and reduce service requirements
  • Extra air-flow system allows for better hole cleaning in troublesome holes
  • Reversible hardened wear sleeve for optimum wear resistance even in the most abrasive conditions
  • Multi-start threads on back head and chuck ensure easy coupling/uncoupling of hammer
  • Unique internal mount system gives positive make-up and eliminates the need for wear shims and special assembly tools
  • All critical internal components are heat treatedunder strict control to maximize tool longevity
  • An overall cost-effective and user-friendly tool for use in the most demanding conditions

The Characteristics of High Air Pressure DTH Hammers With Foot Valve:

It is a kind of valveless high air pressure DTH hammer with foot valve. It has the following advantages:

The main features are as following:

1. Valveless air distribution, more reliable.

2. Simple design of the piston. Long life span.

3. More efficient energy transfer, faster drilling speed, low air consumption and lower oil consumption.

4. Fewer internal parts, simple structure, long life span, less failure and easier to maintain because all the parts are heat treated.

5. Easy to disassemble because the top sub, the drive chuck and the external cylinder are connected by multiple steps thread.


QL60 High Air Pressure DTH Hammer With Foot Valve Specification:

Items Replacement Parts
1 Top sub
2 O-ring of top sub
3 Breakout Ring
4 Check Valve
5 Spring
6 Compression Buffer
7 Air Distributor
8 Internal cylinder
9 Piston
10 External cylinder
11 Guide sleeve
12 O-ring of stop ring
13 Stop ring
14 Breakout ring
15 Drive chunk
16 Drill bit

Drilling Diameter(mm) Hammer Length Without Bit(mm) External Diameter(mm) Weight Without Bit(kg)
φ155-φ190 1212

142mm, 144mm,

146mm, 148mm

95
Working Pressure(Mpa) Air Consumption(m³/min)
1.5-2.5 Mpa 1.0Mpa: 10 m³/min 1.8Mpa: 20 m³/min 2.4Mpa: 28.5 m³/min
Impact rate at 17 bar Recommended Rotation Speed Connection Rod Thread Bit Shank
23HZ 20-30 r/min. API 3 1/2'' Reg QL60

The Characteristics of High Air Pressure DTH Hammers Without Foot Valve:

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

It has the following advantages:

1. Out of the trouble of foot valve fracture and expansion and contraction.

2. Lower energy consumption and higher impact frequency. The drilling speed is 15-30% higher than the one with foot valve.

3. Simple structure, reliable parts, long life span, easy and cheap maintenance.

4. Lower air and oil consumption. The oil consumption is about 10% lower than the one with foot valve.

QL60 High Air Pressure DTH Hammer Without Foot Valve Specification:

Items Replacement Parts
1 Top sub
2 O-ring of top sub
3 Breakout Ring
4 Check Valve
5 Spring
6 Air Distributor
7 Internal cylinder
8 Piston
9 External cylinder
10 Guide sleeve
11 O-ring of stop ring
12 Stop ring
13 Breakout ring
14 Drive chunk
15 Drill bit

QL80 High Air Pressure DTH Hammer Without Foot Valve Specification:

Drilling Diameter(mm) Hammer Length Without Bit(mm) External Diameter(mm) Weight Without Bit(kg)
φ155-φ203 1183 146mm, 148mm 92
Working Pressure(Mpa) Air Consumption(m³/min)
1.5-2.5Mpa 1.0Mpa: 9 m³/min 1.8Mpa: 18 m³/min 2.4Mpa: 26 m³/min
Impact rate at 17 bar Recommended Rotation Speed Connection Rod Thread Bit Shank
25HZ 20-30 r/min. API 3 1/2'' Reg QL80

6 Inch Ql60 Down Hole Hammer Faster Drilling Speed With Low Air / Oil Consumption

6 Inch Ql60 Down Hole Hammer Faster Drilling Speed With Low Air / Oil Consumption

Applications

  • Blast hole
  • Water well
  • Environmental
  • Exploration
  • Construction

Factory
6 Inch Ql60 Down Hole Hammer Faster Drilling Speed With Low Air / Oil Consumption


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