Changsha Adriller Machinery Co.,Ltd.
Changsha Adriller Machinery Co., Ltd. Professional drilling tools provider
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DHD 340 COP 44 COP44 shank 130 mm high air pressure DTH down the hole hammer drill bit with foot valve for soft rock
Adriller
Adriller offer The Complete Solutions including DTH drill bits, DTH hammer, RC hammers, RC bits, ODEX system, Symemtrix system, drill rods, shank adapters, accessories and added value services.
- We offer top hammer equipment for every application, such as underground mining and quarries, road and construction.
- We've been involved in the mining industry for 10 years. We look for excellent performance in our products and service.
Description:
Flat Face Bit
This kind of face shape is suitable for hard to very hard and abrasive rock formations in applications with high air pressures. Good penetration rates an resistance to steel wash.
Applications:
Tungsten Carbide Button For Rock Drill Bits The Form Of Early Scrapping Of Broken Teeth And Broken Button Is Abnormal Loss, Which Causes This Abnormal Loss To Be Several Factors
1: The Rock Conditions Are Unclear. The Type Of Product Selected, The Carbide Button Are Unreasonable, And The Carbide Button Strength Is Insufficient To Cause The Carbide Button To Break.
2: There Is a Problem With The Internal Quality Of The Alloy Or The Material Selection Of The Carbide Button Is Incorrect.
3: The Product Has Caused Damage To The Quality Of The Alloy Product During The Rock Drilling Processing.
4: The Operation Method In The Rock Drilling Process Is Unscientific, The Pressure Is Too Large When The Hole Is Opened, The Pumice Is Rubbed With The Bit, And The Alloy Is Blunt And Continues To Be Used.
Feature Advantage:
Adriller Down The Hole drill bit s are produced from premium quality alloy steel for increased durability and wear characteristics.
Specific heat treatment standards and special "stress relief" processes ensure consistent performance.
Adriller DTH hammer bits are designed for maximum performance and hole cleaning ability and high penetration rate
Adriller DTH Hammer Data
| DTH HAMMER Technical data | ||||||||
| Size | Length | Weight | Out Diameter | Borehole Range | Threaded | Working Pressure | Recommended Speed | Air Consumption |
| 3.5 inch | 888mm | 25KG | φ82 | φ90-φ115 | API2 3/8"Reg | 1.0~1.5Mpa | 25-40r/min | 6m³/min |
| 4 inch | 1012mm | 40.00KG | φ99 | φ105-φ130 | API2 3/8"Reg | 1.2~2.0 Mpa | 25-40r/min | 6m³/min~14m³/min |
| 5 inch | 1090mm | 67.00KG | φ126 | φ138-φ165 | API2 7/8"Reg | 1.3~2.3Mpa | 20-35r/min | 7m³/min~19m³/min |
| 6 inch | 1182mm | 90.00KG | φ146 | φ150-φ185 | API3 1/2"Reg | 1.5~2.5Mpa | 20-30r/min | 9m³/min~28m³/min |
| 8 inch | 1330mm | 174.00KG | φ180 | φ203-φ254 | API4 1/2"Reg | 1.5~3.0Mpa | 15-30r/min | 12m³/min~24m³/min |
| 10 inch | 15215mm | 316.00KG | φ226 | φ254-φ305 | API6 5/8"Reg | 2.0~3.5Mpa | 20-35r/min | 18m³/min~65m³/min |
| 12 inch | 1860mm | 480.00KG | φ275 | φ305-φ445 | API6 5/8"Reg | 2.0~3.5Mpa | 15-25r/min | 28m³/min~71m³/min |