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QL Series DTH Hammers With Model QL4 QL5 QL6 QL8 Length 1097mm-1465mm

QL Series DTH Hammers With Model QL4 QL5 QL6 QL8 Length 1097mm-1465mm

  • QL Series DTH Hammers With Model QL4 QL5 QL6 QL8 Length 1097mm-1465mm
  • QL Series DTH Hammers With Model QL4 QL5 QL6 QL8 Length 1097mm-1465mm
  • QL Series DTH Hammers With Model QL4 QL5 QL6 QL8 Length 1097mm-1465mm
  • QL Series DTH Hammers With Model QL4 QL5 QL6 QL8 Length 1097mm-1465mm
QL Series DTH Hammers With Model QL4 QL5 QL6 QL8 Length 1097mm-1465mm
Product Details:
Place of Origin: China
Brand Name: MIROC DTH Rock Drilling Tools
Certification: API
Model Number: QL Series DTH Hammer
Payment & Shipping Terms:
Minimum Order Quantity: 1 Piece DTH Hammer
Price: Negotiation
Packaging Details: Wooden Box
Delivery Time: 10-15 Days
Payment Terms: L/C, T/T
Supply Ability: 20000 pieces per month
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Detailed Product Description
Product Name: DTH Hammer Series: QL Series
Bit Shank: QL4 QL5 QL6 QL8 Thread: API 3 1/2 '' Reg, API 2 7/8 '' Reg, API 2 7/8 '' IF
Diameter: 99mm-180mm Length: 1097mm-1465mm
High Light:

down the hole drilling tools

,

down the hole hammer

High-Performance QL Series DTH Hammers

 

DTH Hammer Model:

 

4'' - QL4 DTH Hammer

5''- QL5 DTH Hammer

6''- QL6 DTH Hammer

8''- QL8 DTH Hammer

 

QL (QL4 QL5 QL6 QL8) Series Series DTH Hammer Structure and Specification:

QL Series DTH Hammers With Model QL4 QL5 QL6 QL8 Length 1097mm-1465mm 0

Description Weight(kg)
QL4 QL5 QL6 QL8
1.Top sub 6.50 15.00 20.00 41.00
2. O-ring Of Top Sub 0.01 0.02 0.02 0.02
3.Breakout Ring - - - 0.30
4.Check Valve 0.42 1.00 1.00 1.50
5. Spring 0.04 0.10 0.10 0.10
6. Compression Buffer 0.04 0.10 0.10 0.42
7. Air Distributor 2.20 3.50 6.00 13.00
8. Internal cylinder 2.30 4.20 5.00 8.60
9. Piston 9.00 19.00 23.50 41.00
10. External Cylinder 16.50 24.60 31.00 60.00
11. Guided Sleeve - 0.90 1.00 2.20
12. O-ring Of Stop Ring 0.01 0.01 0.02 0.02
13. Stop Ring 0.30 0.40 0.60 1.20
14. Breakout Ring - - - 0.30
15. Drive Chuck 3.00 4.60 5.40 12.00
16. Drill Bit 9.50 15.50 24.60 35.00

 

QL (QL4 QL5 QL6 QL8) Series DTH Hammer Technical Parameter

 

Technical Data
Model QL4 QL5 QL6 QL8
Length (Without Bit) 1097mm 1156mm 1212mm 1465mm
Weight (Without Bit) 41.00kg 73.00kg 95.00kg 182.00kg
External Diameter φ99mm φ126mm φ142mm, φ144mm,φ146mm, φ148mm φ180mm
Bit Shank QL4 QL5 QL6 QL8
Hole Range φ110 - φ135mm φ135- φ155mm φ155 - φ190mm φ195 - φ254mm
Connection Thread API 2 3/8 '' Reg API 3 1/2 '' Reg, API 2 7/8 '' Reg API 3 1/2 '' Reg, API 2 7/8 '' Reg, API 2 7/8 '' IF API 4 1/2 '' Reg
Working Pressure 1.2 - 2.0 Mpa 1.3 - 2.3 Mpa 1.5 - 2.5 Mpa 1.5 - 3.0 Mpa
Impact Rate at 17 Bar 27HZ 25HZ 23HZ 20HZ
Recommended Rotation Speed 25 - 40 r/min 25 - 40 r/min 20 - 30 r/min 15 - 25 r/min
Air Consumption 1.0Mpa: 6 m³/ min 1.0Mpa: 9 m³/ min 1.0Mpa: 10 m³/ min 1.0Mpa: 15 m³/ min
1.8Mpa: 10 m³/ min 1.8Mpa: 15 m³/ min 1.8Mpa: 20 m³/ min 1.8Mpa: 26 m³/ min
2.4Mpa: 15 m³/ min 2.4Mpa: 23 m³/ min 2.4Mpa: 28.5 m³/ min 2.4Mpa: 34 m³/ min

 

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. 

 

Valveless air distribution hammer, more reliable of air distribution.

 

Good sealabIlity, no water, and cuttings entering into hammer in water exist drilling.

 

 

QL Series DTH Hammers Features:

 

1. Valveless air distribution, more reliable.

2. The 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.

 

QL Series DTH Hammers Advantages:

 

1. Simple and reasonable design, easy to assemble and dis-assemble, low problem rate.
2. Low air consumption, smooth drilling, maximum impact power, high penetration rate.
3. Multiple precise heat-treatment with all hammer parts to provide long lifespan under roughest working conditions.

QL Series DTH Hammers With Model QL4 QL5 QL6 QL8 Length 1097mm-1465mm 1

 

 

 

 

Applications

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

Available for all working conditions, high performance in overburden and water well drilling projects

 

 

Rock Drilling Tools Brand MIROC®

DTH Drill Bit 127mm DHD340 Bit Shank With Spherical and Ballistic Carbide Have Foot Valve

The MIROC® Rock Drilling Tools product line by KSQ Technologies (Beijing) Co.Ltd. is the result of years of advanced engineering, precision manufacturing, and dedication to the use of high-quality materials.

 

MIROC® Rock Drilling Tools are used by many drilling professionals related to mining, construction, tunneling, and quarrying projects around the globe.

 

MIROC® Rock Drilling Tools include:

  • Integral Rods
  • Plug Hole Rods
  • Tapered Drilling Tools
  • Extension Drilling Tools
  • Drifting and Tunneling Tools
  • Reaming Tools
  • Shank Rods
  • Shank Adapters (Striking Bars)
  • Down-the-hole (DTH) Bits
  • Down-the-hole (DTH) Hammer
  • PDC Bit
  • Tricone Bits

Company

DTH Drill Bit 127mm DHD340 Bit Shank With Spherical and Ballistic Carbide Have Foot Valve                      KSQ Technologies (Beijing) Co. Ltd.provides exceptional technical know-how in development, production, and application. The company has adopted advanced manufacturing processes to ensure high-quality steels and tungsten carbide inserts for its rock drilling accessories. Its personnel understand clients’drilling needs and have the service skills to recommend the right drilling tools for the job.

 

Its experienced product developers can also create custom tools. Furthermore, the company’s development team introduces innovative products each year – tools that are rigorously tested in the field and proven to perform beyond industry expectations.

 

 
Tag: QL Series DTH Hammer, down-the-hole rock drilling tools

Contact Details
KSQ Technologies (Beijing) Co. Ltd

Contact Person: Yingkai

Tel: +8618501231988

Send your inquiry directly to us (0 / 3000)

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