Mine Tunnel Construction Carbide Drill Bits Earth Pressure Balance Tunnel Boring Machine
| Place of Origin: | Zhejiang |
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Company Profile
| Location: | Beijing, China (Mainland) |
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| Business Type: | Manufacturer |
Product Detail
| Model No.: | RZ-3 |
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Product Description
High Quality Antecedent Cutter for Tunnel Boring Machines Shield
TBM Disc Cutters,Scrapers,Wire Brush Seal and other cutter accessories
Roller Cutters for Raise Boring and Reverse Circulation Drilling
Rotary Roller Bits for Core Barrel
Foundation Drilling Bits, bits holders, welding bar, bucket teeth, trench cutters
Mining Bits,bits holer,knife teeth
Rock drilling tools,button bits,pdc bits
Road milling bits,bits holder
Dredging cutters
| Size | 7 7/8"(200.0mm) |
| IADC | 617GY |
| Bearing Type | sealed bearing |
| Thread Connection | 4 1/2 reg pin |
| WOB(KN/mm) | 0.35~1.0 |
| RPM(r/min) | 140~60 |
| Make up toqure(KN.M) | 16.300~21.700 |
| Weight(kgs/pc) | 35 |
| Color | Customized |
| Packing | Plywood box(free-fumigation) |
| Industrial standard | SY/T5164 |
| MOQ | 1 PC |
| Payment terms | T/T,Western Union,and L/C are acceptable |
| Applications | Medium hard with high compressive strength and thick&hard stringers, such as hard shale, limestone, sandstone and dolomite, etc. |