Active Member
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[China]
Address: PinJiang Industry Park,PingJiang county,YueYang City,Hunan,China.
Contact name:Rick Liao
Hunan New Diamond Construction Machinery Co., Ltd. |
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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 |
