Hebei Hankai metal oil seal


Shaft oil seals typically consist of a flexible sealing lip made from elastomeric materials such as rubber, polyurethane, or silicone, encased in a sturdy outer shell. The sealing lip makes contact with the rotating shaft, creating a barrier that effectively retains lubricants while blocking unwanted particles. The design may include additional features such as garter springs to maintain contact with the shaft and improve sealing effectiveness over time.
shaft oil seal

One of the primary concerns surrounding exposure to welding fumes is the development of respiratory diseases. Workers exposed to high levels of poussière de soudure are at an increased risk of pulmonary issues, such as asthma, chronic bronchitis, and even more severe conditions like pneumoconiosis. The fine particles can penetrate deep into the lungs, triggering inflammatory responses and leading to long-term health complications. Studies have shown that welders are increasingly reporting respiratory symptoms, underscoring the necessity for effective fume control measures in the workplace.