Wholesale Price China Dth Hammer Troubleshooting - Concentric casing system with blocks – Spark
Wholesale Price China Dth Hammer Troubleshooting - Concentric casing system with blocks – Spark Detail:
Application
Piling, anchoring, foundation
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
Reliable performance, easy to retrieval
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 of casing (mm) |
Guide device max. Dia. (mm) |
Reamed Dia. (mm) |
Max. dia. of normal bit (mm) |
Qty. of blocks |
Hammer Type |
Weight（KG） |
|
T185 |
219 |
199 |
10 |
197 |
234 |
185 |
3 |
COP64/DHD360/SD6/QL60/M60 |
61 |
|
T210 |
245 |
225 |
10 |
222 |
260 |
210 |
3 |
COP84/DHD380/SD8/QL80/M80 |
88 |
|
T240 |
273 |
253 |
10 |
251 |
305 |
240 |
3 |
COP84/DHD380/SD8/QL80/M80 |
96.5 |
|
T280 |
325 |
305 |
10 |
302 |
350 |
240 |
3 |
COP84/DHD380/SD8/QL80/M80 |
115 |
|
T305 |
355 |
325 |
10 |
322 |
380 |
305 |
3 |
DHD112/NUMA120/SD12 |
214 |
|
T365 |
406 |
382 |
12 |
380 |
432 |
365 |
4 |
DHD112/NUMA120/SD12 |
254 |
|
T432 |
480 |
454.6 |
12.7 |
450 |
505 |
432 |
4 |
TK14 |
415 |
|
T460 |
508 |
482.6 |
12.7 |
479 |
534 |
461 |
4 |
NUMA180 |
630 |
|
T510 |
560 |
534.6 |
12.7 |
530 |
590 |
510 |
4 |
NUMA180 |
730 |
|
T553 |
610 |
584.6 |
12.7 |
582 |
639 |
553 |
4 |
NUMA180 |
895 |
|
T596 |
660 |
628 |
16 |
625 |
690 |
596 |
4 |
NUMA180 |
946 |
|
T645 |
711 |
679 |
16 |
675 |
741 |
645 |
4 |
NUMA180 |
1010 |
|
T694 |
762 |
730 |
16 |
726 |
792 |
694 |
4 |
NUMA240 |
1595 |
|
T744 |
813 |
781 |
16 |
776 |
845 |
744 |
6 |
NUMA240 |
2436 |
|
T846 |
914 |
882 |
16 |
878 |
946 |
846 |
6 |
NUMA240 |
2756 |
|
T948 |
1016 |
984 |
16 |
980 |
1050 |
948 |
6 |
NUMA240 |
3076 |
Product detail pictures:
Related Product Guide:
Based on domestic market and expand abroad business is our progress strategy for Wholesale Price China Dth Hammer Troubleshooting - Concentric casing system with blocks – Spark , The product will supply to all over the world, such as: The Swiss, Qatar, Chile, we have complete material production line, assembling line , quality control system, and the most importantly, we have many patents technology and experienced technical&production team, professional sales service team. With all those advantages, we are going to createthe reputable international brand of nylon monofilaments, and spreading our products to every corner of the world. We are keep moving and try our best to serve our customers.
By Athena from Pakistan - 2018.12.14 15:26
The customer service staff is very patient and has a positive and progressive attitude to our interest, so that we can have a comprehensive understanding of the product and finally we reached an agreement, thanks!
By Nicole from Sudan - 2017.04.08 14:55
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