Product Name: Oil Seal in Heavy Equipment Standard: Standard, Nonstandard Pressure: Pressure Type Speed: Speed Type: Assembled Transport Package: Carton/Wooden Box Origin: China HS Code: 8484900000 Product Description The floating seal is made of high alloy steel, the rubber ring is square, not the same as the o-rings, we can follow clients' requests to design all kinds of different items, and we also promise to offer the high quality products and best service to our clients.Life time: 5000-8000hoursThe working surface hardness: HRC 60-72Roughness of abrasive surface: GB1031-68, Ra0.02- 0.032 µ MWide range of temperatrue of application: From: -50Cto 120C