DTH Hammers
TRC HAMMER
TRC HAMMER
TRC HAMMER
It’s a new version of Reverse Circulation hammer. The cuttings are evacuated to the ground through the inner tube of RC hammer.
TRC hammers lead to productivity growth and cost savings.
TRC HAMMER Specification
| model | TRC50 | TRC80 | TRC120 | TRC450 | TRC550 | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| Connection | 4" / 4.5" Metzke, 4.5" Remet | Hex Joint | Hex Joint | Hex Joint | Hex Joint | |||||
| Bit Shank | RC50 | RC80 | RC120 | RC450 | RC550 | |||||
| General Specifications | Metric | Imperial | Metric | Imperial | Metric | Imperial | Metric | Imperial | Metric | Imperial |
| Recommended bit diameter | 133 - 146 | 5 1/4 - 5 3/4 | 204 - 260 | 8 1/5 - 10 5/8 | 300 - 426 | 11 4/5 - 16 7/9 | 503 - 620 | 19 4/5 - 24 2/5 | 550 - 670 | 21 2/3 - 26 3/8 |
| Outside Diameter | 121 | 4.76 | 194 | 7.64 | 286 | 11.26 | 483 | 19.02 | 525 | 20.67 |
| Length w/o connection & bit | 1078.5 | 42.46 | 1182.0 | 46.5 | 1625.0 | 64.0 | 1848.5 | 72.8 | 2056.0 | 80.9 |
| Weight w/o bit | 62.0 | 136.7 | 203.0 | 447.6 | 523.6 | 1154.5 | 1916.0 | 4224.1 | 2700.0 | 5952.5 |
| Backhead across flats (mm) | 30 X 116 AF | 50 X 160 AF | 40 X 260 AF | Backhead pin hole 4-ø40 | 50 X 490 AF | |||||
| Air Consumption | ||||||||||
| 6.9 BAR / 100 PSI (m³/min & cfm) | 45.3 | 1600 | 48.1 | 1700 | ||||||
| 10.3 BAR / 150 PSI (m³/min & cfm) | 7.9 | 280 | 13.0 | 460 | 20.4 | 720 | 68.0 | 2400 | 70.8 | 2500 |
| 13.8 BAR / 200 PSI (m³/min & cfm) | 11.3 | 400 | 18.1 | 640 | 28.3 | 1000 | 93.4 | 3300 | 96.3 | 3400 |
| 17.2 BAR / 250 PSI (m³/min & cfm) | 15.3 | 540 | 23.8 | 840 | 39.6 | 1400 | 116.1 | 4100 | 118.9 | 4200 |
| 24.1 BAR / 350 PSI (m³/min & cfm) | 22.6 | 800 | 34.0 | 1200 | ||||||
| model | TRC640 | |
|---|---|---|
| Connection | Hex Joint | |
| Bit Shank | RC640 | |
| General Specifications | Metric | Imperial |
| Recommended bit diameter | 680 - 830 | 26 7/9 - 32 2/3 |
| Outside Diameter | 640 | 25.20 |
| Length w/o connection & bit | 2059.0 | 81.1 |
| Weight w/o bit | 4750.0 | 10472.0 |
| Backhead across flats (mm) | Backhead pin hole 4-ø50 | |
| Air Consumption | ||
| 6.9 BAR / 100 PSI (m³/min & cfm) | 56.6 | 2000 |
| 10.3 BAR / 150 PSI (m³/min & cfm) | 85.0 | 3000 |
| 13.8 BAR / 200 PSI (m³/min & cfm) | 113.3 | 4000 |
| 17.2 BAR / 250 PSI (m³/min & cfm) | 141.6 | 5000 |
| 24.1 BAR / 350 PSI (m³/min & cfm) | ||
* Other size of TRC Hammer is available upon customer’s request.
