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Home > Products > DTH Drilling Tools > DTH Hammer > RC545 RC547 RC Series Reverse Circulation Hammers

RC545 RC547 RC Series Reverse Circulation Hammers

Basic Info

Model No.:  RC545 RC547

Product Description

Model NO.: RC545 RC547 Model No.: HRC/RC Material: High Manganese Steel Mining Object: Coal Machinery Specification: CE HS Code: 82071990 Color: as You Request Usage: for DTH Driller Type: Drilling Machine Trademark: Bestlink Origin: China Reverse circulation Hammer 
1.efficient energy transfer 
2.faster drilling speed 
3.lower oil consumption 
4.longer life,less


DTH Hammer 
With professional manufacturing experience in DTH hammer production, our factory can supply you with high pressure and medium to low pressure DTH hammers. It strictly matches with API standard and other Chinese industry standards.It is durable for being produced with advanced craftwork and good material.
 
It also has the following advantages:
1. Deliver maximum energy to Drilling Bit, fast drilling speed and low air consumption due to the special inner structure of HD series DTH hammer designed according to newest rock drilling theory.
2. Smooth performance and long service life of HD series DTH hammer due to high quality alloy steel materials and advanced processing technology adapted.
3. Low problem rate and easy to maintenance due to simple, reliable and easy assemble and disassemble inner structure of hammer.
4. Easy to depart bit from hammer due to multi-head thread connecting chuck and cylinder of hammer.
5. Interchangeable with DTH bit and drill pipe
 
 

DTH hammer type

HD35

HD45

HD55

Length(less bit)

930mm

1030mm

1170mm

Weight(less bit)

24.5kg

39.2kg

71.5kg

External diameter

Φ81mm

Φ99m

Φ125m

Bit shank

IR3.5"COP34

COP44/DHD340

COP54/DHD350R

Hole range(mm)

Φ90-110

Φ110-135

Φ135-155

Connection thread

API 2 3/8" Reg.

API 2 3/8" Reg.

API 2 3/8" Reg.
   
API 3 1/2" Reg.

Working pressure

0.5-2.5Mpa

0.5-2.5Mpa

0.5-2.5Mpa

Impact rate at 17 Bar

28Hz

27Hz

25Hz

Recommended Rotation speed

28r/min

25-40r/min

20-30r/min

Air consumption

10bar

80L/s

100L/s

1450L/s

18bar

1600L/s

180L/s

280L/s

24bar

210L/s

250L/s

390L/s
 

DTH hammer type

HD55C

HD65

HD85

Length(less bit)

1160mm

1248mm

1487mm

Weight(less bit)

70.00kg

98.00kg

188.00kg

External diameter

Φ125mm

Φ142m

Φ180m

Bit shank

HD55CDHD350Q

COP64/DHD360

COP84/DHD380

Hole range(mm)

Φ135-155

Φ155-190

Φ195-254

Connection thread

API 2³/8" Reg.

API 2³/8" Reg.

API 41/2" Reg.

API 31/2" Reg.
   

Working pressure

0.5-2.5Mpa

0.5-2.5Mpa

0.5-2.5Mpa

Impact rate at 17 Bar

25Hz

23Hz

20Hz

Recommended Rotation speed

20-30r/min

15-25r/min

15-20r/min

Air consumption

10bar

140L/s

175L/s

190L/s

18bar

280L/s

3400L/s

370L/s

24bar

390L/s

475L/s

495L/s
 

Pictures:
RC545 RC547 RC Series Reverse Circulation Hammers
RC545 RC547 RC Series Reverse Circulation Hammers
RC545 RC547 RC Series Reverse Circulation Hammers

Contact us if you need more details on Hammer. We are ready to answer your questions on packaging, logistics, certification or any other aspects about RC Hammers、RC545 Hammers. If these products fail to match your need, please contact us and we would like to provide relevant information.

Product Categories : DTH Drilling Tools > DTH Hammer

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