| Customization: | Available |
|---|---|
| After-sales Service: | Supplied |
| Warranty: | 1 Year |
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Product:M40 DTH Hammer
Shank: Mission40
Material: Fine Alloy Steel
Size:4 inch
Outside Diameter: 99 mm
Length without Bit: 932.3 mm
Thread: API 2 3/8" REG PIN (RIGHT)
Working Air Pressure: 10~25 bar
Recommended Rotary Speed: 30~60r/min
Impact Rate at 17 bar: 30 Hz
Air Consumption: 325 cfm/246.6 psi, 500 cfm/348 psi
Net Weight: 39.7 kg/pc
Application:Foundation and Geotechnical Drilling, Mining and Quarry Drilling
Address: Quarry in Brittany, France
Application: blast hole in granite quarry
Products: WOTNECH WM40-110mm bits, flat face, spherical buttons, with Mission40 shank and foot valve, 30 pcs+ 2pcs WM40 hammer
Drill Rigs Brand: Atlas Copco machine
Working air pressure: 19bar
Drill rod speed: 45r/min
Customer feedback: the average service life of 30 pcs of WM40-110 mm bits reached to 850 meters, WM40 hammer 4000meters, which the results are tunned by WONTECH quality. No complaints from the end-customers.
A. WONTECH Mission hammers, like any other brand mission hammers, are designed to work with mission shank bits without any foot valve, which has great advantages on drilling blasting holes on mines and quarries.
B. Made of fine alloy steel, M40 hammer is treated with optimized heating technology which can prolong its service life and improve the reliability of its performance.
C. Because of the use of complex heat treatment, M40 DTH hammer can be used in high-strength working air pressure and achieve high usage life.
D. M40 hammer can achieve low gas consumption while working at a fast speed.
| DTH bits specifications: | |||
| Hammer inch | Bits diameter | Shank | |
| Metric | Inch | ||
| 1. | 64mm-70mm | 2 1/2"-2 3/4" | BR1 |
| 2" | 70mm-95mm | 2 3/4n-3 3/4" | MACH20/BR2 |
| 3" | 90mm-102mm | 3 1/2"-4" | COP32/COP34/MACH303 M30/DHD3.5/BR3 |
| 4" | 105mm-152mm | 41/8"-6" | COP44/DHD340/MACH44 SD4/M40/QL40 |
| 5" | 133mm-165mm | 5 1/4"-6 1/2" | COP54/DHD350R/MACH50 SD5/M50/QL50/BR5 |
| 6" | 152mm-254mm | 4 1/8"-10" | COP64/DHD360/SD6 M60/QL60/BuIroc BR6 |
| 8" | 203mm-330mm | 82-13" | COP84/DHD380/SD8 QL80/M80 |
| 10 | 254mm-380mm | 102-15" | SD10 NUMA100 |
| 12" | 305mm-508mm | 12"-20" | DHD1120/SD12 NUMA120/NUMA125 |
| To know 12-30 inch bits information, contact us now | |||
| Hammers | Bit Shank | Connection Thread | Suitable bit | Working pressure | Air consumption | |
| 1-3" Middle-low pressure DTH hammers | BR1 BR2 BR3 | RD40 box RD50 box API 2 3/8" Reg | 64-Φ76mm Φ70-Φ90mm 90-Φ110mm | 0.7-1.75Mpa | 0.7 Mpa | 4.5 m3/min |
| 1.0 Mpa | 4 m3/min | |||||
| 1.4 Mpa | 5 m3/min | |||||
| 3" hammers | DHD3.5 COP32/COP34 M30 | API 2 3/8"Reg | 90-Φ110mm | 1.0-1.5Mpa | 1.0 Mpa | 4.5 m3/min |
| 1.5 Mpa | 9 m3/min | |||||
| 4"hammers | DHD340 COP44 QL40 SD4 M40 | API 2 3/8"Reg | Φ105-0130mm | 1.0-2.5Mpa | 1.0 Mpa | 6 m3/min |
| 1.8 Mpa | 10 m3/min | |||||
| 2.4 Mpa | 15m3/min | |||||
| 5"hammers | DHD350 COP54 QL50 SD5 M50 | API 2 3/8"Reg API 3 1/2"Reg | Φ130-Φ156mm | 1.0-2.5Mpa | 1.0 Mpa | 9 m3/min |
| 1.8 Mpa | 15m3/min | |||||
| 2.4 Mpa | 23 m3/min | |||||
| 6" hammers | DHD360 COP64 QL60 SD6 M60 | API 3 1/2"Reg | Φ152-Φ203mm | 1.0-2.5Mpa | 1.0 Mpa | 10 m3/min |
| 1.8 Mpa | 20 m3/min | |||||
| 2.4 Mpa | 28.5m3/min | |||||
| 8" hammers | DHD380 COP84 QL80 SD8 M80 | AP1 4 1/2"Reg | Φ200-0279mm | 1.0-2.5Mpa | 1.0Mpa | 15m3/min |
| 1.8Mpa | 26m3/min | |||||
| 2.4Mpa | 34m3/min | |||||
| 10" hammers | SD10 NUMA100 | API 6 5/8"Reg | 254-Φ330mm | 1.0-2.5Mpa | 1.0Mpa | 22m3/min |
| 1.8Mpa | 40m3/min | |||||
| 2.4Mpa | 55m3/min | |||||
| 12" hammers | DHD1120 SD12 NUMA120 NUMA125 | API 6 5/8"Reg | 305-Φ381mm | 1.0-2.5Mpa | 1.0Mpa | 30m3/min |
| 1.8Mpa | 56m3/min | |||||
| 2.4Mpa | 78m3/min |
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