Our personnel are always in the spirit of continuous improvement and excellence, and together with the top-quality good quality solutions, favorable selling price and superior after-sales providers, we try to acquire each customer's rely on for Pneumatic Rock Drill Bits, Tungsten Steel Drill Bits, Down The Hole Hammer Bits, We have been in procedure for more than 10 years. We're dedicated to excellent solutions and consumer aid. We invite you to definitely pay a visit to our business for a personalized tour and advanced small business guidance.
Wholesale Dealers of Dth Hammer Air Consumption - Concentric casing system with wings – Spark Detail:
Application
Applicable for land surface covered, with loose material such as soil, clay, weathered rock sand.
Component parts

Operation procedure

Step1: When drilling starts, the system drives the casing shoe and casing tube move down.
Step2: When reaching the bedrock, lift up the block system, the blocks will closed, reverse rotation and pull out the block system from the hole.
Step3: If the hole have reach the desired depth, finish the drilling and continue other process.
Step4: If you still want to drill deeper, use the conventional DTH bit to drill to the desired depth.
Advantages
The locking kit is very reliable, it prevents the wings falling off.
Ralated part list



Specification of concentric casing system with blocks

| |
D
|
|
h
|
H
|
C
|
G
|
|
|
|
|
Model
|
O.D. of Casing Tube (mm)
|
I.D. of Casing Tube (mm)
|
Wall thickness (mm)
|
Guide device max. Dia. (mm)
|
Reamed Dia.
(mm)
|
Min. I.D. of Casing shoe (mm)
|
Qty. of the wings
|
Hammer Type
|
Weight(KG)
|
|
T90
|
114
|
101
|
6.5
|
99
|
125
|
90
|
2
|
COP34/DHD3.5
|
15
|
|
T115
|
146
|
126
|
10
|
124
|
157
|
117
|
2
|
COP44/DHD340/SD4/QLX40
|
20.3
|
|
T136
|
168
|
148
|
10
|
146
|
180
|
136
|
2
|
COP54/DHD350/SD5/QL50
|
33.4
|
|
T142
|
178
|
158
|
10
|
154
|
195
|
142
|
2
|
COP54/DHD350/SD5/QL50
|
38.8
|
|
T160
|
194
|
174
|
10
|
172
|
206
|
160
|
2
|
COP54/DHD350/SD5/QL50
|
46.4
|
Product detail pictures:
Related Product Guide:
With our leading technology at the same time as our spirit of innovation,mutual cooperation, benefits and growth, we're going to build a prosperous future together with your esteemed firm for Wholesale Dealers of Dth Hammer Air Consumption - Concentric casing system with wings – Spark , The product will supply to all over the world, such as: Bangladesh, Miami, Botswana, Insisting over the high-quality generation line management and prospects guide provider, we have made our resolution to offer our shoppers using the initially stage purchasing and soon after provider working experience. Preserving the prevailing helpful relations with our prospects, we even now innovate our product lists the many time to meet up with the brand new wants and stick to the latest trend of this business in Ahmedabad. We're ready to facial area the difficulties and make the transform to grasp many of the possibilities in international trade.