Floating seal with 4 types O-ring optional NBR, VMQ, FPM, HNBR

Material of the seal is a special chrome molybdenum cast iron, the content of chrome is 15 percent and molybdenum is 1-3 percent, and other elements

Characteristics: high hardness, wear-resisting, anti-dirty ability, corrosion-resistant

Lifespan: 5000 hours and the hardness is HRC65-72, the sealing face roughness within 0.15um, flatness precision is 0.1um-0.2um

Specifications pressure: 0.3MPa (maximum), temperature range: -50°C to 120°C

Circumferential speed: 3m/second (maximum)

Size of the seals are various, outer diameter: from 45-1425mm

Our rotary seals are used in construction machinery and mining machinery, like Komatsu, Caterpillar, Hitachi, Daewoo, Kobelco, Sumitomo, Hyundai

China bulldozer such as Shantui, Shanghai, Yellow River, Yishan and Qinggong

Japan bulldozer (Komatsu): D50, D60, D80, D85, D155, D355 American bulldozer (Caterpillar): D58, D60, D7G, D8K, D9L, D10H

Germany hydraulic excavator R902-R992 American CAT hydraulic excavators Japanese Komatsu hydraulic excavators

Various earth moving machine and cranes, construction machinery, mining machines

OEM and ODM welcome, label and packing made according to buyer's requests