

The hydraulic cylinder oil seal is typically made of rubber or other synthetic materials that are resistant to hydraulic fluid and capable of withstanding high pressure and temperatures
. The seal is carefully designed to provide a tight fit between the moving parts of the cylinder, such as the piston and the cylinder walls, to prevent any fluid from leaking out. Without a proper oil seal, hydraulic fluid could leak out of the cylinder, leading to a loss of pressure and potentially damaging the entire hydraulic system.1. Extended Shelf Life One of the most significant advantages of vacuum pack pouches is their ability to prolong the freshness of food items. By removing air, the growth of aerobic bacteria and mold is inhibited, allowing perishable goods to stay fresh for days, weeks, or even months longer than traditionally packaged products.