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| Categories | Down The Hole Hammer | 
|---|---|
| Brand Name: | New Diamond | 
| Model Number: | N series DTH hammer | 
| Certification: | ISO9001:2008 | 
| Place of Origin: | Hunan, China (Mainland) | 
| MOQ: | Negotiable | 
| Price: | Negotiable | 
| Payment Terms: | L/C, T/T, Western Union | 
| Supply Ability: | According to order quantity | 
| Delivery Time: | 5-8 work days | 
| Packaging Details: | Carton packaging and wooden box packing | 
| Length(Without Bit): | 1545mm | 
| Weight(Without Bit): | 305.00kg | 
| External Diameter: | Ø226mm | 
| Working Pressure: | 2.0-3.5Mpa | 
| Air Consumption: | 1.0Mpa:22.0m³/min/1.8Mpa:40.0m³/min/2.4Mpa:65.0m³/min | 
| Material: | Alloy Steel | 
N100A High Pressure Down The Hole Hammer
Description
1. Deliver maximum energy to drilling bit, fast drilling speed and low air consumption due to the special inner structure of DTH hammer designed according to newest rock drilling theory.
2. Smooth performance and long service life of 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.
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
| N100A Technical Data | |
| Length(Without Bit) | N100A | 
| 1545mm | |
| Weight(Without Bit) | 305.00kg | 
| External Diameter | Ø226mm | 
| Bit Shank | NUMA100 | 
| Hole Range | Ø254-Ø311mm | 
| Connection Thread | API4 1/2REG API5 1”/2REG | 
| Working Pressure | 2.0-3.5Mpa | 
| Impact Rate at 17 Bar | 20HZ | 
| Recommended Rotation Speed | 15-25r/min | 
| Air Consumption | 1.0Mpa:22.0m³/min 1.8Mpa:40.0m³/min 2.4Mpa:65.0m³/min | 
Feature Advantage
1. Price commitment: in order to ensure the high reliability of
products, raw material selection are using grapefruit brand
products; under the same competitive conditions,and not to reduce
product technical performance on the basis of sincerity at a
favorable price to customers.
2. Quality commitment: product manufacturing and testing have
quality records and inspection data; the performance of the product
can withstand customer inspection.
3. Customer service: in order to create new diamond brand, enhance the visibility of enterprises, establish corporate image, we serve customers with the principle of "preferential prices, good service, reliable product quality" principle.
Advantages:
Our DTH hammer and bits has following advantages:
Deliver maximum energy to drilling bit, fast drilling speed and low air consumption due to inner structure of DTH hammer designed according to newest rock drilling theory.
Smooth performance and long service life of DTH hammer due to high
quality alloy steel materials and advanced
processing technology adapted.
Low problem rate and easy to maintenance due to simple , reliable and easy assemble and disassemble inner structure of hammer.
Easy to depart bit from hammer due to multi-head thread connecting chuck and cylinder of hammer.
Interchangeable with DTH bit and dill pipe manufactured by many brands all over the world.
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