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ND Series Down The Hole Hammer For Mines / Quarries , 1.0-2.5Mpa Working Pressure
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Brand Name:New Diamond
Model Number:ND series
Certification:ISO9001:2008
Price:Negotiable
Payment Terms:L/C, T/T, Western Union
Supply Ability:According to order quantity
Delivery Time:5-8 work days
Company Data
Verified Supplier
Contact Person
Rick Liao
Business Type:
86-731-89708248
Business Type:
Manufacturer
Officials:
PinJiang Industry Park,PingJiang county,YueYang City,Hunan,China.
Quality:
Quality Certifitation Available
Product Details
Company Profile
Product Details
Description
The new diamond dart impactor uses the latest drilling theory to
design impactor, which enables the impactor to get the best energy
transfer, fast drilling speed and low air consumption. The best
quality of raw materials and the most advanced processing
technology, stable performance and long life. Easy to use, easy to
install and disassemble, easy to repair and easy to repair.
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
ND Series High Air Pressure DTH Hammers With Foot Valve Technical Data | |||||||
| Length(Without Bit) | ND35 | ND45 | ND55 | ND55C | ND65 | ND85 | ND1120 |
| 930mm | 1045mm | 1214mm | 1160mm | 1248mm | 1492mm | 1900mm | |
| Weight(Without Bit) | 25.00kg | 39.00kg | 76.50kg | 72.50kg | 100.00kg | 188.00kg | 480.00kg |
| External Diameter | Ø82mm | Ø99mm | Ø126mm | Ø126mm | Ø142mm Ø144mm Ø146mm Ø148mm | Ø180mm/Ø185mm | Ø275mm |
| Bit Shank | NHD3.5 | COP44/DHD340 | COP54/DHD360 | COP55C/DHD350Q | COP64/DHD360 | COP84/DHD380 | CDHD1120 |
| Hole Range | Ø90-Ø110mm | Ø110-Ø135mm | Ø135-Ø155mm | Ø135-Ø155mm | Ø155-Ø190mm | Ø195-Ø254mm | Ø305-Ø445mm |
| Connection Thread | API2 3”/8REG | API2 3”/8REG | API2 3”/8REG API3 1”/2REG API2 7”/8REG | API2 3”/8REG API3 1”/2REG API2 7”/8REG | API3 1”/2REG | API4 1”/2REG | API6 5”/8REG |
| Working Pressure | 1.0-1.5Mpa | 1.2-2.0Mpa | 1.3-2.3Mpa | 1.3-2.3Mpa | 1.5-2.5Mpa | 1.5-3.0Mpa | 2.0-3.5Mpa |
| Impact Rate at 17 Bar | 28HZ | 27HZ | 25HZ | 25HZ | 23HZ | 27HZ | 16HZ |
| Recommended Rotation Speed | 25-40r/min | 25-40r/min | 20-35r/min | 20-35r/min | 20-30r/min | 20-30r/min | 15-25r/min |
| Air Consumption | 1.0Mpa:4.5m³/min 1.5Mpa:9.0m³/min | 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: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:30.0m³/min 1.8Mpa:56.0m³/min 2.4Mpa:78.0m³/min |
ND Series High Air Pressure DTH Hammers Without Foot Valve Technical Data | ||||||
| Length(Without Bit) | ND25A | ND35A | ND45A | ND45S | ND55A | ND55S |
| 872mm | 888mm | 1011mm | 986mm | 1110mm | 1110mm | |
| Weight(Without Bit) | 16.00kg | 25.00kg | 43.20kg | 37.00kg | 69.00kg | 66.00kg |
| External Diameter | Ø71mm | Ø82mm | Ø99mm | Ø92mm | Ø126mm | Ø116mm |
| Bit Shank | ND25 | IR35 | COP44/DHD340 | COP44/DHD340 | COP54/DHD350R | COP54/DHD350R |
| Hole Range | Ø71-Ø90mm | Ø90-Ø115mm | Ø110-Ø135mm | Ø105-Ø120mm | Ø135-Ø155mm | Ø127-Ø145mm |
| Connection Thread | T42x10x1.5 | API2 3”/8REG | API2 3”/8REG | API2 3”/8REG | API2 3”/8REG API3 1”/2REG API2 7”/8REG 2 7”/8 IF | API2 3”/8REG API3 1”/2REG API2 7”/8REG |
| Working Pressure | 1.0-1.5Mpa | 1.0-1.5Mpa | 1.2-2.0Mpa | 1.2-2.0Mpa | 1.3-2.3Mpa | 1.3-2.3Mpa |
| Impact Rate at 14 Bar | 25HZ | 25HZ | 30HZ | 30HZ | 28HZ | 28HZ |
| Recommended Rotation Speed | 22-35r/min | 25-40r/min | 22-35r/min | 25-40r/min | 20-35r/min | 25-35r/min |
| Air Consumption | 1.0Mpa: 4.0m³/min 1.5Mpa: 6.0m³/min | 1.0Mpa: 3.8m³/min 1.5Mpa: 7.5m³/min | 1.0Mpa: 6.0m³/min 1.8Mpa: 10.0m³/min 2.4Mpa: 15.0m³/min | 1.8Mpa: 8.0m³/min 2.4Mpa: 13.0m³/min | 1.0Mpa: 7.0m³/min 1.8Mpa: 14.0m³/min 2.4Mpa: 19.0m³/min | 1.0Mpa: 7.0m³/min 1.8Mpa: 13.5m³/min 2.4Mpa: 18.0m³/min |
ND Series High Air Pressure DTH Hammers Without Foot Valve Technical Data | |||||
| Length(Without Bit) | ND55C(A) | ND65A | ND75A | ND85A | ND1120A |
| 1102mm | 1238mm | 1258mm | 1359mm | 1880mm | |
| Weight(Without Bit) | 68.00kg | 98.00kg | 120.00kg | 175.00kg | 474.00kg |
| External Diameter | Ø126mm | Ø142/Ø146mm | Ø165mm | Ø180/Ø185mm | Ø275mm |
| Bit Shank | ND55C/DHD350Q | COP64/DHD360 | COP64/DHD360 | COP84/DHD380 | CDHD1120 |
| Hole Range | Ø135-Ø155mm | Ø155-Ø203mm | Ø175-Ø216mm | Ø195-Ø254mm | Ø305-Ø445mm |
| Connection Thread | API2 3”/8REG API3 1”/2REG API2 7”/8REG | API3 1”/2REG | API3 1”/2REG | API4 1”/2REG | API6 5”/8REG |
| Working Pressure | 1.3-2.3Mpa | 1.5-3.0Mpa | 1.5-3.0Mpa | 1.5-3.0Mpa | 2.0-3.5Mpa |
| Impact Rate at 17 Bar | 28HZ | 25HZ | 23HZ | 22HZ | 20HZ |
| Recommended Rotation Speed | 22-35r/min | 20-30r/min | 20-30r/min | 15-25r/min | 15-25r/min |
| Air Consumption | 1.0Mpa:8.0m³/min 1.8Mpa:6.0m³/min 2.4Mpa:19.0m³/min | 1.0Mpa:9.0m³/min 1.8Mpa:18.0m³/min 2.4Mpa:26.0m³/min | 1.0Mpa:11.0m³/min 1.8Mpa:20.0m³/min 2.4Mpa:28.0m³/min | 1.0Mpa:12.0m³/min 1.8Mpa:22.0m³/min 2.4Mpa:28.0m³/min | 1.0Mpa:28.0m³/min 1.8Mpa:50.0m³/min 2.4Mpa:71.0m³/min |
Feature Advantage
Characteristic advantage
1 adopts the industry's leading heat treatment technology, and the steel hardness and wayward products are in the leading position.
2 alloy teeth adopt professional technology to greatly improve the strength of alloy teeth.
3 perfect after-sales security system and after-sales service tracking, the perfect solution to any problem of customers.
| ND Series High Air Pressure DTH Hammers With Foot Valve | |||||||
| Item Description | Weight(kg) | ||||||
| ND35 | ND45 | ND55 | ND55C | ND65 | ND85 | ND1120 | |
| Top Sub | 4.20 | 6.50 | 15.00 | 13.70 | 20.00 | 41.00 | 70.00 |
| “O” Ring Of Top Sub | 0.01 | 0.01 | 0.01 | 0.01 | 0.02 | 0.02 | 0.04 |
| Breakout Ring | 0.01 | - | - | - | - | 0.20 | 0.80 |
| Chenck Valve | 0.20 | 0.42 | 1.00 | 1.00 | 1.00 | 1.50 | 3.00 |
| Spring | 0.02 | 0.04 | 0.04 | 0.04 | 0.04 | 0.10 | 0.10 |
| Compression Buffer | 0.04 | 0.04 | 0.08 | 0.08 | 0.08 | 0.42 | 1.00 |
| Air Distributor | 1.40 | 2.20 | 3.70 | 3.50 | 5.00 | 12.50 | 20.00 |
| Internal Cylinder | 1.60 | 2.30 | 4.50 | 4.20 | 5.00 | 8.60 | 23.00 |
| Piston | 5.40 | 9.00 | 15.50 | 17.20 | 23.60 | 41.00 | 125.00 |
| External Cylinder | 9.50 | 15.00 | 30.00 | 26.50 | 36.80 | 62.00 | 170.00 |
| Guided Sleeve | - | - | - | 1.20 | 2.40 | 9.60 | 16.00 |
| “O” Ring Of Stop Ring | 0.01 | 0.01 | 0.01 | 0.02 | 0.02 | 0.02 | 0.04 |
| Stop Ring | 0.20 | 0.20 | 0.30 | 0.50 | 0.60 | 1.20 | 4.50 |
| Breakout Ring | 0.01 | - | - | - | - | 0.20 | 0.80 |
| Drive Chuck | 1.95 | 3.50 | 6.40 | 4.50 | 6.00 | 17.50 | 48.00 |
| Drill Bit | 5.00 | 9.00 | 16.00 | 15.60 | 26.00 | 40.00 | 120.00 |
| ND Series High Air Pressure DTH Hammers Without Foot Valve | |||||||||||
| Item Description | Weight(kg) | ||||||||||
| ND25A | ND35A | ND45A | ND45S | ND55A | ND55S | ND55C(A) | ND65A | ND75A | ND85A | ND1120A | |
| 1, Top Sub | 3.10 | 4.20 | 6.50 | 6.00 | 13.70 | 13.30 | 13.70 | 20.00 | 23.00 | 34.00 | 70.00 |
| 2, “O” Ring Of Top Sub | - | 0.01 | 0.01 | 0.01 | 0.015 | 0.015 | 0.015 | 0.02 | 0.015 | 0.015 | 0.04 |
| 3, Breakout Ring | - | - | - | - | - | - | - | - | - | 0.30 | 0.80 |
| 4, Chenck Valve | 0.10 | 0.20 | 0.35 | 0.30 | 0.70 | 0.70 | 0.70 | 0.70 | 0.70 | 1.20 | 2.00 |
| 5, Spring | 0.05 | 0.02 | 0.05 | 0.05 | 0.10 | 0.10 | 0.10 | 0.10 | 0.10 | 0.10 | 0.10 |
| 6, Air Distributor | 0.60 | 0.80 | 1.50 | 1.30 | 2.00 | 1.90 | 2.00 | 3.50 | 4.50 | 6.00 | 16.00 |
| 7, Internal Cylinder | 0.80 | 1.30 | 2.10 | 1.90 | 2.80 | 2.70 | 2.80 | 4.20 | 6.50 | 6.50 | 25.00 |
| 8, Piston | 3.80 | 5.50 | 8.50 | 7.80 | 15.00 | 14.50 | 15.00 | 23.00 | 28.00 | 42.50 | 113.00 |
| 9, External Cylinder | 4.50 | 9.50 | 15.20 | 14.60 | 24.00 | 23.00 | 25.00 | 31.50 | 40.00 | 60.00 | 173.00 |
| 10, Guided Sleeve | 0.60 | 1.00 | 1.30 | 1.20 | 2.60 | 2.50 | 3.20 | 6.50 | 7.50 | 5.30 | 24.00 |
| 11, “O” Ring Of Stop Ring | 0.005 | 0.05 | 0.01 | 0.005 | 0.01 | 0.01 | 0.01 | 0.01 | 0.01 | 0.01 | 0.01 |
| 12, Stop Ring | 0.10 | 0.15 | 0.30 | 0.20 | 0.50 | 0.50 | 0.50 | 0.60 | 0.80 | 1.20 | 4.00 |
| 13, Breakout Ring | - | - | - | - | - | - | - | - | - | 0.30 | 0.80 |
| 14, Drive Chuck | 1.40 | 1.90 | 3.40 | 3.40 | 6.50 | 6.20 | 4.000 | 6.00 | 8.00 | 17.50 | 46.00 |
| 15, Drill Bit | 3.20 | 5.00 | 9.00 | 8.50 | 16.00 | 15.50 | 15.90 | 26.00 | 28.50 | 40.00 | 140.00 |
Company Profile
Hunan New Diamond Construction Machinery Co., Ltd.
Hunan new diamond Construction Machinery Co., Ltd. is a professional engaged in the research and manufacture of
drilling and pneumatic tools of modern high-tech enterprises。
The main research and manufacture of high air pressure
DTH hammer, drill hole, drill pipe and drilling tools, products are
widely used in engineering, mining, engineering and construction
engineering, water wells, geothermal drilling municipal
engineering.
The company which covers an area of 55,000㎡,currently employs more than 300 people, including 75 senior management technicians, both with rich professional skills and management capabilities.
The"new diamond "quality and technical level of the leading domestic and international advanced level, has become the domestic and foreign well-known brands, praised by the majority of users, products are exported to Australia, Chile, Canada, South Africa, Ethiopia, Malaysia, South Korea, Brazil, Russia, Taiwan, Hongkong.
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