Hebei Hankai high speed rotary shaft seals

high temperature shaft seals.
Oil seals are typically made of rubber or synthetic materials that are resistant to oil, heat, and pressure. They are designed to withstand the harsh conditions within an engine or machinery, such as high temperatures and varying levels of pressure. The seal is usually placed in a housing or a groove in order to effectively seal the gap between two moving parts.
what is the function of oil seal


hydraulic pump oil seal.
Potassium sorbate is a food-grade preservative that has been effectively used for decades and is generally recognized as safe (GRAS) to preserve food products. Studies using dilutions similar to what’s used in body care products found it’s practically non-irritating and non-sensitizing. Because this ingredient is gentle on the skin, it is often used as an additive and preservative. In fact, the toxicity of potassium sorbate is pretty close to that of table salt!