Tungsten Cabride Shield Cutterhead Drilling Bits
Description of hard alloy shield cutter teeth
hard alloy shield cutter teeth for Tunnel Boring Machinery Tool Part
-100% virgin raw materials, stable chemical properties, long life circle.
-High hardness, good hardness, excellent wear-resistance.
-High accuracy with long lifespan
-Hip sintered, good performance
-Various sizes and full types available
-Products can be customized upon requirement
Application of Zhuzhou Mingri manufacturer carbide TBM tip carbide shield cutter
Carbide shield cutter normally used for
coring softer rock formations,
and cleaning of drill holes
Production Process of Zhuzhou Mingri manufacturer carbide TBM tip carbide shield cutter
To ensure the quality and the requirements of the drawings can be met before mass production
1st:, Start to prepare the RTP powder as per customer’s requirement with our wet-grinding machine
2nd, Before mass production, do a trial pressing and sintering using mould,
3rd, Check the appearances and the sizes of the samples with micrometer, projectors etc.
Test process of Zhuzhou Mingri manufacturer carbide TBM tip carbide shield cutter
1st,Mass production,press the raw materials to shape blanks,
Notes:all carbide shield cutter blanks must be passed by semi finished inspection
2nd,Sinter blanks to finish (HIP) and finished products inspection,
Notes:10 sets of vacuum sintering furnace and 2set of HIP in the factory ensure the best quality and production capacity.
3rd,Cleaning/tumbling to make the carbide shield cutter clean and nice surface.
Packing of Zhuzhou Mingri manufacturer carbide TBM tip carbide shield cutter
step 1, wrapped carbide shield cutter in paper to avoid carbide shield cutter TBM be broken
step 2, put the carbide shield cutter in inner small carton box
step 3, put the inner box into outter carton and fill the carton with foamed plastic
step 4, wrap the carton with packaging tape