WB2Operating range:Shaft diameter: φ30~ φ35mmPressure: ≤0.5MPaTemperature: -10~ 100℃Linear velocity: ≤15m/sAxial movement: ±0.5mmMaterials of seal faces and seats:  Silicon carbide, Tungsten carbide, Aluminum oxide (ceramic), PTFEMaterial of Secondary seal: PTFEMaterials of structure: SS304 or SS316Structure features:● Single seal, balanced, multi-spring, independent of direction of rotation, PTFE bellow● WB2 series is designed by using PTFE bellow. The multi-spring structure is protected by the PTFE housing. This kind of seal is one of the most common seals used in corrosion resistant pumps.