We are a leading manufacturer of rock drilling tools, like DTH hammers and bits, DTH drill pipes, RC hammers and bits, top hammer button bits, coupling, cross bits, drill rods located in Xiamen,Fujian,China.
Product specifications: Slide block casing system
Casing Tube OD(mm) | Casing Tube ID(mm) | Reamed Dia(mm) | Casing Shoe ID(mm) | Hammer Type | Drill Pipe(mm) |
168 | 148 | 185 | 138 | DHD350/QL50 | 76/89 |
178 | 158 | 195 | 148 | DHD350/QL50 | 76/89 |
194 | 174 | 206 | 163 | DHD360/QL60 | 89/114 |
219 | 199 | 234 | 187 | DHD360/QL60 | 89/114 |
245 | 225 | 264 | 212 | DHD380/QL80 | 114 |
273 | 253 | 308 | 237 | DHD380/QL80 | 114 |
325 | 305 | 350 | 283 | NUMA100/SD10 | 114 |
406 | 382 | 425 | 360 | NUMA125/SD12 | 127 |
Features
Hardening treatment of the part's surface with longer operating life and excellent anti-wear properties.
Structural Optimization, improving the structural strength and ease of operation
Superior Performance, high drilling speed with stable and reliable performance
Application Range
It is suitable for drilling water wells, geothermal wells, short micro piles,medium mini-type grouting hole of building, demand harbor project.
Operation Procedure
1.when the drilling starts, the wings swing out, and reams to drive the casing shoes and tubes into the hole.
2.When finished the drilling in overburden rock formations, reverse the drilling tools and the wings will get closed, and the drilling tools can be raised from the hole.
3.Next construction can be followed.
Quality warranty
Our products are made of high quality steel and all spares parts are inspected strictly before shipping.
Production time
within 15-25 days after receiving the advance payment or full payment
Transportation
according to your requests.
Package
The material of packing is ply-wooden cases and pallet to avoid the damagement in transportation.
