Atlas copco DHD340 4 inch dth hammers and button bits
DHD3.5 DHD340 DTH Button Bits
DTH bits are the tools of cutting rock. ROSCHEN DTH rock drill bits are made of superior quality alloy steel which is made by Timken in U.S. Besides, all our DTH bits are using the brand "Element Six" T.C carbide which provides (the T.C buttons) for Boart Longyear. In addition art manufacturing technology makes our DTH rock drill bits with higher and more reliable quality.
ROSCHEN DHD Hammer | ||
ROSCHEN DHD hammer size | GSE DHD Hammer working pressure | The impact frequency when it is working on 18Bar |
ROSCHEN DHD3.5 | 6 bar ~ 35 Bar | 32Hz |
ROSCHEN DHD340 | 6 bar ~ 35 Bar | 31Hz |
ROSCHEN DHD350 | 6 bar ~ 35 Bar | 30Hz |
ROSCHEN DHD360 | 6 bar ~ 35 Bar | 28Hz |
ROSCHEN DHD380 | 6 bar ~ 35 Bar | 23Hz |
DHD dth bit specifications | ||||||
Shank style | Diameter in mm | Flat face | Convex face | Concave face | Approx. weight | Part number |
DHD3.5 | 85 | √ | √ | 5.0 kgs | DHD3.5-85 | |
90 | √ | √ | 5.8 kgs | DHD3.5-90 | ||
95 | √ | √ | 5.9 kgs | DHD3.5-95 | ||
100 | √ | √ | √ | 6.1 kgs | DHD3.5-100 | |
105 | √ | √ | √ | 6.3 kgs | DHD3.5-105 | |
DHD340 | 105 | √ | √ | √ | 8.6 kgs | DHD340 -105 |
110 | √ | √ | √ | 8.8 kgs | DHD340-110 | |
115 | √ | √ | √ | 9.0 kgs | DHD340-115 | |
120 | √ | √ | √ | 9.5 kgs | DHD340-120 | |
127 | √ | √ | √ | 9.9 kgs | DHD340-127 | |
DHD350 | 135 | √ | √ | √ | 16.2 kgs | DHD350-135 |
140 | √ | √ | √ | 16.5 kgs | DHD350-140 | |
146 | √ | √ | √ | 17.0 kgs | DHD350-146 | |
152 | √ | √ | √ | 17.8 kgs | DHD350-152 | |
165 | √ | √ | √ | 18.5 kgs | DHD350-165 | |
DHD360 | 152 | √ | √ | √ | 23.3kgs | DHD360-152 |
165 | √ | √ | √ | 25.2 kgs | DHD360-165 | |
171 | √ | √ | √ | 25.8 kgs | DHD360-171 | |
190 | √ | √ | √ | 28.5 kgs | DHD360-190 | |
203 | √ | √ | √ | 29.5 kgs | DHD360-203 | |
DHD380 | 203 | √ | √ | √ | 48.1 kgs | DHD380-203 |
216 | √ | √ | √ | 52.0 kgs | DHD380-216 | |
241 | √ | √ | √ | 58.7kgs | DHD380-241 | |
254 | √ | √ | √ | 60.4 kgs | DHD380-254 | |
292 | √ | √ | √ | 80.1 kgs | DHD380-292 |
Our Advantages as below:
1. High quality steels materials. Tungsten carbide are YK05, or T6 from Element Six in Germany
2. Roschen DTH tools are forged by advanced electron-hydraulic forging hammer.
3. Advanced heat-treatment equipment: Aichelin brand multipurpose furnace heat treatment.
4. Completed moulding (tooling ) departments with many molds available.
5. Professional R&D team,completed quality system.
6. Strict Quality-Check Systems.