42CrMo pdc drilling bit shied driving cutter for TBM Machine

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

Scraper Bit is one kind of Cutter Bits which is installed on the extreme edge of Cutter Head. It is used to cut the soft soil around the Cutter Head to keep the same excavation diameter. It is also to remove the stone slag crushed by Disc Cutter and Pre-cutting Bit in the hard rock stratum and complex strata.

Product Features of TBM scraper bit
 

As for TBM scraper bit , below are the general features for your reference. For more details of specific type, please inform us.

1) The carbide tip is made of high quality tungsten carbide ;

2) The cutter body is made of excellent steel with heat treatment, strong and durable ;

3) According to design, the critical parts are hardened by overlay welding, extending life time of the whole part .

4) Adopt advanced brazing method with sliver solder, the carbide tip won't fall off or be spoiled.

5) The cutter can be custom-made based on geological condition of construction site