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{"title":"Mining Type Rock Drilling Re543 -130mm Bit for Reverse Circulation DTH Hammer","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/b8\/f8\/51ce302aadefa56e362c8540ce80-200x200-1\/mining_type_rock_drilling_re543_130mm_bit_for_reverse_circulation_dth_hammer_customization.jpg","attrs":{"Advantage":"High Performance","Color":"Per Request","Transport Package":"Ply-Wood Case for Safe Delivery","Specification":"3inch to 5.5inch"}}
{"title":"Re543 -133mm Bit for Reverse Circulation DTH Hammer Customized to Meet Your","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/c5\/d9\/1bdddab6b62da73d07bbeb18981d-200x200-1\/re543_133mm_bit_for_reverse_circulation_dth_hammer_customized_to_meet_your_specifications.jpg","attrs":{"Advantage":"High Performance","Color":"Per Request","Transport Package":"Ply-Wood Case for Safe Delivery","Specification":"3inch to 5.5inch"}}
{"title":"Re543 -136mm Bit for Reverse Circulation DTH Hammer 3-5.5 inch Heavy-Duty and","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/ba\/b9\/0b1ff2b92154241252505238cd56-200x200-1\/re543_136mm_bit_for_reverse_circulation_dth_hammer_3_5_5_inch_heavy_duty_and_versatile_rock_drilling.jpg","attrs":{"Advantage":"High Performance","Color":"Per Request","Transport Package":"Ply-Wood Case for Safe Delivery","Specification":"3inch to 5.5inch"}}
{"title":"Re543 -140mm Bit for Reverse Circulation DTH Hammer ISO 9001 2008 Certified and","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/ba\/b9\/0b1ff2b92154241252505238cd56-200x200-1\/re543_140mm_bit_for_reverse_circulation_dth_hammer_iso_9001_2008_certified_and_customizable.jpg","attrs":{"Advantage":"High Performance","Color":"Per Request","Transport Package":"Ply-Wood Case for Safe Delivery","Specification":"3inch to 5.5inch"}}
{"title":"Per Request Mining Type Rock Drilling Re543 -143mm Bit for Reverse Circulation","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/c5\/d9\/1bdddab6b62da73d07bbeb18981d-200x200-1\/per_request_mining_type_rock_drilling_re543_143mm_bit_for_reverse_circulation_dth_hammer.jpg","attrs":{"Advantage":"High Performance","Color":"Per Request","Transport Package":"Ply-Wood Case for Safe Delivery","Specification":"3inch to 5.5inch"}}
{"title":"ISO 9001 2008 Certified Re545 -127mm Bit for Reverse Circulation DTH Hammer","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/c5\/d9\/1bdddab6b62da73d07bbeb18981d-200x200-1\/iso_9001_2008_certified_re545_127mm_bit_for_reverse_circulation_dth_hammer_within_rock_drilling.jpg","attrs":{"Advantage":"High Performance","Color":"Per Request","Transport Package":"Ply-Wood Case for Safe Delivery","Specification":"3inch to 5.5inch"}}
Reverse Circulation Hammer specifications: 1) 3" RC hammers: RE531, 2) 4'' RC hammers: RE004, RE004R, 3) 4.5" RC hammer: RE542, RE543, 4) 5'' RC hammer: RE545, PR40, 5) 5.5" RC hammer: RE547, PR52, PR54, RC45, AD670 6) other sizes could be made by clients' request.
Hammer
Bit Shank
Hole Range (mm)
External Diameter (mm)
Length (without bit) mm
Weight
Connection Thread
Working Pressure
RE531
RE531
84-100
81
1069
29
3" Remet
1.0-3.0Mpa
RE004
RE004
111-127
107
1252
52
3.5"-4" Remet / 4" Metzke
1.0-3.0Mpa
RE542
RE542
113-130
109.5
1191
57
3.5"-4" Remet / 4" Metzke
1.0-3.0Mpa
RE543
RE543
120-135
116
1191
62
3.5"-4" Remet / 4" Metzke
1.0-3.0Mpa
RE545
RE545
122-135
117.5
1261
65
4"-4.5"Remet / 4"-4.5"Metzke
1.5-3.5Mpa
RE547
RE547
130-146
124.5
1270
71
4.5"Remet / 4.5"Metzke
1.5-3.5Mpa
PR40
PR40
124-142
120.5
1362
80.5
3.5"-4.5"Remet / 3.5"-4.5"Metzke
1.5-3.5Mpa
PR52
PR52
126-142
121
1227
68.5
4"-4.5"Remet / 4"-4.5"Metzke
1.5-3.5Mpa
PR52R
PR52/PR52R
130-146
124
1225
65
4"-4.5"Remet / 4"-4.5"Metzke
1.5-3.5Mpa
PR54
PR54
135-150
130
1294
84.5
4.5"Remet / 4.5"Metzke
1.5-3.5Mpa
RC45
RC45
130-146
124.5
1298
71
4.5"Remet / 4.5"Metzke
1.5-3.5Mpa
AD670
AD670
135-150
132
1339
90
4.5" Remet / 4.5" Metzke
1.5-3.5Mpa
About Us: We are a professional producer and major manufacturer for rock drilling tools, whom are capable to design and manufacture according to customer's requirement on the Bit DiaNo., Air holes, carbide button shape and the bit face shape. High air pressure and low air pressure.
Thanks to our long year experienced technicians and engineers in the field for more than 15 years, whom make this into reality and meet the clients' demand accurately.
Our advantage and strongpoints: 1. Customized acceptable 2. Raw material is very high quality alloy metal, we focus on quality and care clients' concern. 3. Harden treatments
Package: Carton box with foam, then into the ply-wooden cases and or pallet for protecting the products and avoid the damagement during transportation. Customized package acceptable.
ABOUT US Changsha Chaojingang(CJG) Machinery Manufacturing Co., Ltd (Super Diamond) is one of the best manufacturers in China's drilling tool industry. Our company has many senior mechanical design engineers with more than 20 years of design experience in the drilling tool, the production process and technology are at the first-class level in China. Our drill tools adapt the top-quality raw materials, equipped with a complete production chain, and with excellent performance during service life. The design of our hammer and bit is simple and reasonable, with the characteristics of high flat degrees, smooth holes, high rigidity, fast punch speed, low failure rate, stable drilling, high penetration rate. The drilling depth exceeded customer expectations and was well received by customers. WHY CHOOSE US 1.Strong research and development capabilities. Belonging to the national high-tech enterprise,we developed China first Generation DTH hammer without foot valve with professional R&D team and 9 invention patents. And we initiate the first Chinese drilling tool forging program, with leading product customization capabilities.
2. High quality raw materials. Our company has reached strategic cooperation with China's No.1 cemented carbide factory, processing the best quality raw materials into the best quality products to global users.
3.High-level production technology and strict quality management. Our company has the whole process of drilling tools production line,and established a perfect ISO9001 management system, to ensure the precision of the product.
4.Professional service. We have professional pre-sales service, which can tailor more efficient drilling products for you according to your air compressor, drill rig and rock conditions.on the premise of ensuring quality, we can provide customers with the best price. We have standardized after-sales service .
PRODUCTION PROCESS
OUR HONOR Production Lead-time: Generally need 15-30 days.
Transportation: By air, By Express or By sea according to your requests.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Exporter
Year Established:
2017
Total Annual:
13000000-14000000
Employee Number:
100~200
Ecer Certification：
Verified Supplier
Changsha Chaojingang Machinery Manufacturing Co., Ltd. is one of the best manufacturers in China's drilling tool industry. Our company has many senior mechanical design engineers with more than 20 years of design experience in the drilling tool, the production process and technology are at the... Changsha Chaojingang Machinery Manufacturing Co., Ltd. is one of the best manufacturers in China's drilling tool industry. Our company has many senior mechanical design engineers with more than 20 years of design experience in the drilling tool, the production process and technology are at the...
