Specification of Some DTH hammers we supply:
|
HAMMER SIZE |
BIT DIA(MM) |
BIT DIA(INCH) |
SHANK |
|
1" |
64MM-76MM |
2 1/2"-3" |
BR1 |
|
2" |
76MM-90MM |
3"-3 1/2" |
BR2/PAD320 |
|
3" |
85MM-105MM |
3 2/5"-4" |
BR3/DHD330/COP32/PAD330 |
|
3.5" |
85MM-110MM |
3 2/5"-4 1/3" |
DHD3.5/IR3.5/COP34/QL30/PAD3.5 |
|
4" |
105MM-140MM |
4"-5 1/2" |
DHD340/COP44/QL40/SD4/MISSION40/PAD340 |
|
5" |
127MM-200MM |
5"-8" |
DHD350/COP54/QL50/SD5/MISSION50/PAD350 |
|
6" |
152MM-254MM |
6"-10" |
DHD360/COP64/QL60/SD6/MISSION60/PAD360 |
|
8" |
195MM-350MM |
7.2/3"-13 4/5" |
DHD380/COP84/QL80/SD8/MISSION80/PAD380 |
|
10" |
254MM-380MM |
10"-15" |
SD10/NUMA100/DHD1100/PAD1100 |
|
12" |
305MM-457MM |
12"-18" |
SD12/NUMA120/DHD1120/PAD1120 |
DTH Hammer Bit:
DTH bit is also our main product. After mang years search, we have rich experience in development and manufacturing high quality products, which adopted high-quality raw materials, advanced technology and passed through strictly inspection.
1.High and low air pressure down-the-hole drill bits
2.Low air pressure hole Dia.:65-220mm
3.High air pressure hole Dia.:85-305mm
4.Face type:drop center/concave/convex/double gauge/flat
5.Our DTH Bit can be suitable for many types of DTH Hammer, such as XL, Mission, COP, IR, Mach, Demag, SD, Bulroc, Digger etc.
|
High Air Pressure with foot valve DTH Hammer
|
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|
Model
|
Thread Connection
|
OD(mm)
|
Rec.Hole Size
|
Shank Style
|
Working Pressure(Bar)
|
|
CD35
|
API 2 3/8" Reg
|
φ82mm
|
φ90-φ105
|
DHD3.5
CD35
|
1.0-1.5Mpa
|
|
CD45
|
API 2 3/8" Reg
|
φ99mm
|
φ110-φ135
|
Cop44
DHD340
CD45
|
1.0-2.5Mpa
|
|
CSD4
|
API 2 3/8" Reg
|
φ99mm
|
φ110-φ135
|
SD4
CSD4
|
1.0-2.5Mpa
|
|
CQL40
|
API 2 3/8" Reg
|
φ99mm
|
φ110-φ135
|
QL40
CQL40
|
1.0-2.5Mpa
|
|
CD55
|
API 2 3/8" Reg
API 3 1/2" Reg
|
φ125mm
|
φ135-φ155
|
Cop54
DHD350R
CD55
|
1.0-2.5Mpa
|
|
CSD5
|
API 3 1/2" Reg
|
φ125mm
|
φ135-φ155
|
SD5
CSD5
|
1.0-2.5Mpa
|
|
CQL50
|
API 3 1/2" Reg
|
φ125mm
|
φ135-φ155
|
Cop54
QL50
CQL50
|
1.0-2.5Mpa
|
|
CD65
|
API 3 1/2" Reg
|
φ148mm
|
φ155-φ190
|
Cop64
DHD360
CD65
|
1.0-2.5Mpa
|
|
CSD6
|
API 3 1/2" Reg
|
φ148mm
|
φ155-φ190
|
SD6
CSD6
|
1.0-2.5Mpa
|
|
CQL60
|
API 3 1/2" Reg
|
φ148mm
|
φ155-φ190
|
Cop64
QL60
CQL60
|
1.0-2.5Mpa
|
|
CD85
|
API 4 1/2" Reg
|
φ185mm
|
φ195-φ254
|
Cop84
DHD380
CD85
|
1.0-2.5Mpa
|
|
CSD85
|
API 4 1/2" Reg
|
φ185mm
|
φ195-φ254
|
SD8
CSD8
|
1.0-2.5Mpa
|
|
CQL80
|
API 4 1/2" Reg
|
φ185mm
|
φ195-φ254
|
QL80
CQL80
|
1.0-2.5Mpa
|
|
CSD10
|
API 4 1/2" Reg
API 5 1/2" Reg
API 6 5/8" Reg
|
φ225mm
|
φ254-φ311
|
SD10
CSD10
|
1.0-2.5Mpa
|
|
CN100
|
API 6 5/8" Reg
|
φ225mm
|
φ254-φ311
|
NUMA100
CN100
|
1.0-2.5Mpa
|
|
CSD12
|
API 6 5/8" Reg
|
φ275mm
|
φ305-φ445
|
SD12
CSD12
|
1.0-2.5Mpa
|
|
High Air Pressure without foot valve DTH Hammer
|
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|
Middle Air Pressure DTH Hammer
|
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|
Low Air Pressure DTH Hammer
|
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|
Remark: More information, please contact us.
|
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Xi 'an Nenda Machinery & Electrical Industry Co., Ltd. was established in 2011, is engaged in drilling machinery, pneumatic tools, hydraulic machinery professional manufacturing enterprises. The company is located in Zhenxing North Road, Fengjing Industrial Park, Xi 'an Huyi District, with an area of 20,000 square meters and a 7,000 square meters production plant. The company is equipped with nearly 100 sets of processing, R&D and testing equipment. We design , manufacture and sell the following products: pneumatic rock drill, pneumatic bolt drill, DTH impacter, DTH drill bit, DTH drill pipe, hydraulic jack and various accessories. The company has wealth scientific experience of research and production experience, using high-quality raw materials, advanced production technology and strict testing means, to produce excellent performance, quality products. According to different using scenarios, it can be used separately to drill rock; It can also be used with kinds of drilling wagons, drilling machines to drill rock operations; At the same time, drilling and anchoring can be carried out under various geological conditions.The products are widely used in open pit, underground mines, various large-scale infrastructure projects, as well as various drilling and anchoring projects.
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