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Product Details:
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| Model Number: | HD55 | Type: | DTH Hammer |
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| Usage: | Mining, Coal, Iron Ore, Gold Mining Drilling | Material: | Tungsten Carbide |
| Shank: | COP,DHD,MISSION, SD | Face Shape: | Flat Shape And Drop-center Shape |
| Thread: | 2-3/8API REG | Angle: | 135-155mm |
| Working Pressure: | 1-2.4Mpa | Air Consumption: | 9-23m3/min |
| High Light: | dth drill bits,dth button bits |
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4'' Down The Hole Air Pressure Hammer for Hard Rock Drilling with COP44 / DHD 340 / QL 40 shank
Application
We offer our customers a broad range of Drilling Hammer that is manufactured using excellent mark raw material procured from trusted vendors of the market. These hammers are well known universal owing to their features like strong construction and durability.
With professional manufacturing experience in DTH hammer production, our factory can supply you with high pressure and medium to low pressure DTH hammers. It strictly matches with API standard and other Chinese industry standards.It is durable for being produced with advanced craftwork and good material.
Characteristics
Hammer shank available:
1. Deliver maximum energy to drilling bit, fast drilling speed and low air consumption due to the special inner structure of HD series DTH hammer designed according to newest rock drilling theory.
2. Smooth performance and long service life of HD series DTH hammer due to high quality alloy steel materials and advanced processing technology adapted.
3. Low problem rate and easy to maintenance due to simple, reliable and easy assemble and disassemble inner structure of hammer.
4. Easy to depart bit from hammer due to multi—head thread connecting chuck and cylinder of hammer.
5. Interchangeable with DTH bit and drill pipe
Specification
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Item Description | Weight | Parts No. | |||
| 1.Top Sub | 15 | HD5501 | ||||
| 2.O-Ring of Top Sub | 0.01 | HD5502 | ||||
| 3.Check Valve | 1 | HD5503 | ||||
| 4.Spring | 0.04 | HD5504 | ||||
| 5.Compression Buffer | 0.06 | HD5505 | ||||
| 6.Air Distributor | 3.7 | HD5506 | ||||
| 7.Internal Cylinder | 4.5 | HD5507 | ||||
| 8.Piston | 15.5 | HD5508 | ||||
| 9.External Cylinder | 30 | HD5509 | ||||
| 10.O-Ring of stop ring | 0.01 | HD5510 | ||||
| 11.Stop Ring | 0.3 | HD5511 | ||||
| 12.Drive Chuck | 6.4 | HD5512 | ||||
| 13.Drill Bit | 16 | HD5513 | ||||
| According to customer's requirement,the top sub can be made into two spanners,and put protection buttons,An air controllinghole can be drilled on the check valve to provide more efficient cuttings discharge. | ||||||
| Technical Data | ||||||
| Length(Less bit) | Weight(Less bit) | External Diameter | Bit Shank | Hole Range | Connection Thread | |
| 1214mm | 76.5kg | 125mm | COP54 DHD350R | 135-155mm |
API 2-3/8''REG API 3-1/2''REG |
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| Working Pressure | Impact rate at 0.5 Mpa | Recommended Rotation Speed | Air Consumption | |||
| 1.2-2.5Mpa | 25HZ | 20-35r/min | 1.0Mpa | 1.8Mpa | 2.4Mpa | |
| 9m3/min | 15m3/min | 23m3/min | ||||
Packing& Delivery
Service
In our after sales service system, We establish perfect control system strictly according to ISO-9000 series, in this system, technology date and problem solve solution and preventive measures will be provided in any maintain project, all the spare parts will be used in new OEM products with installation instructions, packing list, manufacturer's instruction, qualification and Warranty certificate.
We provide "one equipment & one case, endless service, namely the after sales service begin from the order confirmation, last for the working life of the equipment.
Purchase Process
Contact Person: Ms. Sekura Yu
Tel: +8613811398425
Fax: 86-10-57159802
