DTH hammer is a component of subsurface Drilling RigS. The working device belonging to the subsurface drilling RIGS DTH hammer is divided into low wind pressure DTH hammer, medium wind pressure DTH hammer, and high wind pressure DTH hammer.
Scope of application: Suitable for limestone, carbonate, sandstone, granite, green rock, clay rock, chalk rock, etc. Suitable for rock, quarry, geothermal, water well, pile hole, etc.
DTH Drill Bit Features
Type
|
Model
|
Length
(mm)
|
Weight
(kg)
|
External Dia.(mm)
|
Hole Range
(mm)
|
3.5 inch
|
DHD3.5
|
930
|
25
|
Φ82
|
Φ90-110
|
4 inch
|
DHD340
|
1030
|
39
|
Φ99
|
Φ110-135
|
SD4
|
1084
|
40.5
|
Φ99
|
||
QL4
|
1097
|
41
|
Φ99
|
||
Mission40
|
1005
|
40
|
Φ99
|
||
5 inch
|
DHD350
|
1214
|
76.5
|
Φ125
|
Φ135-155
|
SD5
|
1175
|
72.5
|
Φ125
|
||
QL5
|
1147
|
73
|
Φ125
|
||
Mission50
|
1110
|
68.5
|
Φ125
|
||
6 inch
|
DHD360
|
1248
|
100
|
Φ142
|
Φ155-190
|
SD6
|
1261
|
100
|
Φ142
|
||
QL6
|
1212
|
95
|
Φ146
|
||
Mission60
|
1161
|
90
|
Φ146
|
||
8 inch
|
D85
|
1492
|
188
|
Φ180
|
Φ195-254
|
SD8
|
1463
|
192
|
Φ180
|
||
QL8
|
1465
|
182
|
Φ180
|
||
Mission80
|
1338
|
176
|
Φ180
|
||
10 inch
|
SD10
|
1502
|
290
|
Φ226
|
Φ254-311
|
NUMA100
|
1510
|
288
|
Φ226
|
||
12 inch
|
DHD1120
|
All can be designed according to your requests!
|
|||
Numa120
|
|||||
Numa 125
|
Widely used in metallurgical, coal, chemical, building materials are not busy mines and water conservancy, hydropower, highway and railway defense construction projects, etc. Suitable for dry wind water mixing and shotgun-hole water gushing wet operation, reliable performance, is the ideal drilling hole and rock drilling equipment.
Contact: Mr Chen
Phone: +86 18574606855
Tel: +86 746 8323309
Email: pearldrill02@guangzhouintl.com
Add: Shanhuxi Road, Chuangfacheng Plaza, Yongzhou City ,Hunan Province China