Hunan New Diamond Construction Machinery Co., Ltd.
| 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 |
| Type | hammers |
| Processing Type | Forging |
| Use | Ore Mining |
| Color | Required |
| Machine Type | Drilling Equipment |
| Material | Alloy Steel |
| Brand Name | New Diamond |
| Model Number | ND series |
| Certification | ISO9001:2008 |
| Place of Origin | Hunan, China (Mainland) |
View Detail Information
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Product Specification
| 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 |
| Type | hammers | Processing Type | Forging |
| Use | Ore Mining | Color | Required |
| Machine Type | Drilling Equipment | Material | Alloy Steel |
| Brand Name | New Diamond | Model Number | ND series |
| Certification | ISO9001:2008 | Place of Origin | Hunan, China (Mainland) |
| High Light | downhole drilling tools ，borewell hammer | ||
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 Details
Business Type:
Manufacturer
Year Established:
2011
Total Annual:
1,000,000-40,000,000
Employee Number:
100~300
Ecer Certification：
Active Member
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 ... 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 ...
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