Qualified High Air Pressure DHD350 DTH drilling Hammer
Basic Info
Model No.: DHD350
Product Description
The cylinders, pistons, and other spares is made of quality alloy steel with heat treatment. Valveless air distribution. More reliable.Simple design of the piston. Long life.More efficient energy transfer, fact drilling speed, lower air consumption and lower oil consumption.Fewer internal parts, simple structure, long life, less failure and easier to maintain because all the parts are heat treated.Easy to disassemble because the top sub, the drive chuck and the external cylinder are connected by multi-step thread.
DTH hammer without footvalve can be available.
Different out diameters of out cylinder can be available.
DTH Hammer bit 60mm-381mm for above hammers can be available.
Feature of DTH Drilling Hammer.
| Product Name | DHD350 |
| Product Code | 05SK00 |
| BIT Type | DHD 350 Without Foot Valve |
| Thread Connection | API 2 3/8 Reg |
| Working pressure (BAR) | 12-24 |
| Air Consumption 24 BAR (m³/Min) | 19 |
| Recommend Rotation Speed | 30-50 |
| Outside Dia (mm) | 126 |
| Length with Out Bit | 893 |
| Weight | 55 kg |
| Normal Axial Pressure (KN) | 9.2 |
| Rec Hole Size (mm) | 138-165 |
| Flat Wrench (mm) | 74.5 |
| Item Description | ||
| No. | Part List | |
| 1 | TOP Sub | B1-SK05H-A10003-05 |
| 2 | Top Sub Ring | 90*3.55*3 |
|
| Pressure Bearing Wahser | 103.5*83.5*22.5 |
| 3 | 25LL15 | |
| 4 | Srping | 110*26*3*9.5 |
| 5 | Air Distributing Seat | 05SK20-C |
| 6 | Inner cylinder | 05SK30-F |
| 7 | Piston | B1-SK05H-A1002-42 |
| 8 | Outer cylinder | 05SK40-N |
| 9 | Bush Drive Sub | B1-SK05H-A1002-45 |
| 10 | O ring | 80*3.55 |
| 11 | Bit Retainer Ring | B1-SK05H-A1002-50 |
| 12 | Chuck Sleeve | B1-SK05H-A1002-58 |
| DHD 350 | General 140mm ,152mm,160mm,165mm,178mm |
| Convex, Concave, Flat, Spherical , Ballistic , Semi Ballistic are available |
High Pressure DTH Bit Face design and carbide button shape
DTH Button rock bit Carbide Buttons Shape
Produce of DTH drill rock bit
Aplication of hammer bit
Our company
Hejian Deris Petroleum drilling equipment Co., Ltd was established in 2000, located in Hejian City Junziguan Industrial Park, close to Tianjin Port, Beijing Airport, convenient transportation and superior location. The company covers an area of 30 acres and a factory building of 15,000 square meters.
Specializing in the production and sales of drilling tools such as tricone bit, PDC drill bits, Hole opener, roller cone bit, hammer and hammer bit, drill pipe, drill collar, etc. A professional design, production, inspection and foreign trade sales team has been established.
Our service
1.Pre-sale service:
Act as a good adviser and assistant of clients enable them to get rich and generous returns on their investments . 1.Select equipment model. 2.Design and manufacture products according to client's special requirement ; 3.Train technical personnel for clients .
2.Services during the sale:
1.Pre-check and accept products ahead of delivery .
2. Help clients to draft solving plans .
3.After-sale services:
Provide considerate services to minimize clients' worries.
1.Complete After-sales service,professional engineers available to service machinery at home or oversea.
2. 24 hours technical support by e-mail.
3.Other essential technological service.
Certificate
Package and shipping
Package Type : wooden case ,also be packaged according to customers requirement
Customers vidit our company to check the tricone rock roller bit
How to complete the whole deal
2. Decide the size in accordance with client's requirement and our recommendation
3. We will give the best offer.
4. Client's accept the offer and we send proforma invoice.
5. Client transfers 30%-50% deposit and production begins
6. After production, we will send ready products photo
7. After client's confirmation, we will arrange shipment, and send copy shipping documents like B/L, commercial invoice and packing list
8. Client transfer balance payment and we will send original documents by DHLor EMS
FAQ
Type of well drilling bit
Product Categories : DTH Drilling Tools > DTH Hammer