7° Tapered Rock Drill Rods , Tungsten Carbide Rod for Underground Mining Industry
7° Tapered Rock Drill Rods , Tungsten Carbide Rod Used In Underground Mining Industry
Tapered drill rod, Drill rod for rock drilling machine,Integral drill rod B19 B22, 22mm diameter drill rod/drill pipe, Tapered drill rod, integrail drill rod, integral drill pipe, Hex mining rock drill steel rod, Light weight rock drilling rod, rock drilling pipe 2m, 4m coal mining rock drilling rod , rock drill tapered steel rods.
This drill rod can be connected with button bits,taper bits,and cross-type bits.
Application:Tapered drill rods are used in granite and marble quarry, gold mine, railway, tunnel, etc. for drilling
Tapered equipment affords drillers the ability to change drilling bits whilst still using the same drilling rod. Different taper sizes have different characteristics when it comes to the “knock-off” index – the smaller angle will prevent the bit from spinning.
• Suitable for small hole range
• Widely used in Dimensional Stone Quarrying Industry
• Widely used in Underground Mining Industry
1) Material: 40SiMnCrNiMo
2) Shank spec.: Hex19*108mm, Hex22*108mm, Hex25*108mm, Hex25*159mm
3) Taper connection: 7, 11, 12 degree
4) Length: 0.5m~6.0m
| Types of drill rods | Specifications | Length(mm) | Shank | Weight (kg) |
| Tapered drill rods | Taper Angle: 4, 6, 7, 11, 12 degree | 400mm to 8000mm | Hex22mm*108mm Hex25mm*159mm Hex19mm*108mm | 1.7 - 24.9 |
| Integral drill steel | Bit diameter: 26mm, 28mm, 30mm, 32mm, 34mm, 36mm, 38mm, 40mm, 42mm | 400mm to 4800mm | 3 – 15.4 | |
| Plug hole rods | Chisel bit diameter: 17mm, 20mm, 22mm | 150mm to 710mm | 0.6 - 2.9 |
In our after sales service system, We establish perfect control system strictly according to ISO-9000 series, in this system, technology date and problem solve solution and preventive measures will be provided in any maintain project, all the spare parts will be used in new OEM products with installation instructions, packing list, manufacturer's instruction, qualification and Warranty certificate.
We provide "one equipment & one case, endless service, namely the after sales service begin from the order confirmation, last for the working life of the equipment.
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