Карбида вольфрама Кольца

we are a professional manufacturer of tungsten carbide rings.our advantages:1.We have a few senior engineers who specializes in tungsten carbide field for many decades.we can select appropriate grade and composition according to your application and your requirements.2.for your non-standard parts,we have strong ability to make mold by ourselves,and produce them per your requirements.3.all our products are made of virgin raw material ,we have strict quality control and assurance system to guarantee the consistent quality.