Tungsten carbide rings are made of the hardest metal on earth, they are stronger than titanium rings and longer lasting than gold rings. The rings are normally used as seals, disc cutters, gauges, etc.
Please find some specifications below, and meanwhile, your specific requirements are also greatly appreciated.

What's the differences between tungsten rings and tungsten carbide rings?
Some of manufacturers sell tungsten rings that do not include carbide. (Some of the retailers still call them tungsten carbide however, so be careful.) A tungsten only ring is basically a steel ring. It is very hard, but NOT scratch proof. A tungsten carbide ring can only be scratched by a diamond or a product containing the mineral corundum.

Hard facts about carbide rings:
1. Tungsten carbide rings are the most wear resistant rings available on the planet.
2. Tungsten is about 10 times harder than gold, 5 times harder than tool steel, and 4 times harder than titanium.
3. Due to their extreme hardness, tungsten carbide rings will hold their shapes and shine longer than any ring on the market.
4. Carbide rings have been referred to as the "Permanently polished rings".
5. Carbide rings will NOT bend.
If there are something you need, please do not hesitate to e-mail us by sales@chinatungsten.com, sales@xiamentungsten.com >>>Here below are the specifications of tungsten carbide rings we always offered.