Product Name: Tungsten Carbide Roller Rings Model NO.: Various Performance: High Quality: Good Size: Various Price: Competitive Trademark: ZZJG Transport Package: Case (Per Your Requirement) Specification: ISO Origin: Zhuzhou China HS Code: 8209 Product Description Zhuzhou Jinggong Cemented Carbide Co., Ltd. is one specialist maker and leading supplier of tungsten carbide tips and inserts.Professional maufactuer of tugnsten carbide Seal RingsMade of tungsten carbide, which occupies the special position in the sealing material, as it has high hardness.We are very professional in manufacturing mechanical seals, Especially, having our own unique technology in the production of Cartridge seals and metal bellows seals. We have gained the certification of ISO9001 and ISO14001. Also, we provide all kinds of sealing material for mechanical seals, especially for tungsten carbide seal rings.Various sizes are available here and we can make the customized seal rings.