Hebei Hankai 14x22x5 oil seal
Oil seals work by creating a tight seal around the rotating shaft. This prevents oil and other fluids from escaping while allowing the shaft to rotate smoothly. The seal is usually made up of a lip that fits snugly against the shaft, preventing any leaks from occurring. Some oil seals also have additional features, such as springs or gaskets, to provide extra support and ensure a secure fit.
oil seal for rotating shaft

2. Acier allié Pour des applications nécessitant une résistance accrue à la fatigue et à la corrosion, des barres de forage en acier allié peuvent être utilisées. Ces alliages contiennent des éléments tels que le nickel, le chrome et le molybdène, qui augmentent leur résistance et leur longévité.
drill rod stock

One of the notable advantages of submarine hammer drilling is its efficiency in penetrating tough materials. Traditional drilling methods may struggle with hard rock formations, often resulting in slower progress and increased operational costs. Hammer drilling wears less on the drill bit, ultimately reducing the frequency of replacements and downtime.
perforación martillo de agujero submarino pdf
