Description
Products are widely used in earth and stone works, mining, water well drilling, construction projects, etc. At present, there are four main types of end face design in high air pressure DTH Drill, which are face convex face type, face plane type, concave face type and end face deep concave center type. Cemented carbide is usually made of ball teeth, elastic teeth, or ball teeth and elastic teeth.
Applications
Widely used in mines, quarries, earthworks and other engineering drilling blasting hole, guardrail hole, mountain reinforcement, anchorage and other engineering holes, geothermal exploration hole, Well bore and other fields.
Specifications
| NSD Series High Air Pressure DTH Hammers With Foot Valve Technical Data |
| Length(Without Bit) | NSD4 | NSD5 | NSD6 | NSD8 | NSD10 | NSD12 |
| 1084mm | 1175mm | 1261mm | 1463mm | 1502mm | 1880mm |
| Weight(Without Bit) | 40.50kg | 72.50kg | 100.00kg | 192.00kg | 290.00kg | 487.00kg |
| External Diameter | Ø99mm | Ø126mm | Ø142mm- Ø144mm Ø146mm- Ø148mm | Ø180 Matching / Ø 185mm | Ø226mm | Ø275mm |
| Bit Shank | SD4 | SD5 | SD6 | SD8 | SD10 | SD12 |
| Hole Range | Ø110-Ø135mm | Ø135-Ø155mm | Ø155-Ø190mm | Ø195-Ø254mm | Ø254-Ø311mm | Ø305-Ø445mm |
| Connection Thread | API2 3”/8REG | API3 1”/2REG API2 7”/8REG | API3 1”/2REG | API4 1”/2REG | API4 1”/2REG API6 5”/8REG | API6 5”/8REG |
| Working Pressure | 1.2-2.0Mpa | 1.3-2.3Mpa | 1.5-2.5Mpa | 1.5-3.0Mpa | 2.0-3.5Mpa | 2.0-3.5Mpa |
| Impact Rate at 17 Bar | 27HZ | 25HZ | 23HZ | 20HZ | 18HZ | 16HZ |
| Recommended Rotation Speed | 25-40r/min | 20-35r/min | 20-30r/min | 5-25r/min | 20-30r/min | 15-25r/min |
| Air Consumption | 1.0Mpa: 6.0m³/min 1.8Mpa: 10.0m³/min 2.4Mpa: 15.0m³/min | 1.0Mpa: 9.0m³/min 1.8Mpa: 15.0m³/min 2.4Mpa: 23.0m³/min | 1.0Mpa: 10.0m³/min 1.8Mpa: 20.0m³/min 2.4Mpa: 28.5m³/min | 1.0Mpa: 15.0m³/min 1.8Mpa: 26.0m³/min 2.4Mpa: 34.0m³/min | 1.0Mpa: 22.0m³/min 1.8Mpa: 40.0m³/min 2.4Mpa: 55.0m³/min | 1.0Mpa: 30.0m³/min 1.8Mpa: 56.0m³/min 2.4Mpa: 78.0m³/min |
Feature Advantage
1 Price commitment: in order to ensure the high reliability of products, high-quality brand products are selected for raw material selection. Under the same competitive conditions, the products will be provided to customers at a favorable price without reducing the technical performance of products.
2 Quality commitment: the manufacture and inspection of the products have quality records and testing data, and the performance of the products can stand the customer's inspection.
3 Customer service: in order to create new Jingang brand, enhance corporate reputation and set up corporate image, we serve customers with the principle of "preferential price, considerate service and reliable product quality".
The appearance of the picture is different from that of the actual product, and the actual product is the standard.
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Orange Downhole Drilling Hammers With Foot Valve Downhole Drilling Tools Images
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