Views: 28 Author: Site Editor Publish Time: 2018-11-02 Origin: Site
A lifebuoy is a type of water lifesaving equipment, usually made of cork, foam or other lightweight materials with a small specific gravity, and the outer bread is covered with canvas, plastic,etc... The lifebuoy for swimming practice can also be made of rubber and filled with air, also known as a rubber band. In the market, there is a clear distinction and use between swimming laps and lifebuoys. A lifebuoy is a type of water lifesaving equipment, usually made of cork, foam or other lightweight materials with a small specific gravity, and the outer bread is covered with canvas, plastic, and the like.
Types of marine lifebuoys:
1. Integral lifebuoy: (Lifebuoy manufactured by one-piece integral molding process);
2. The inner-filled lifebuoy of the outer casing: (a lifebuoy made by a process in which the outer casing of the ring body is integrally formed and filled with materials);
3. Lifebuoy is divided according to the manufacturing process: Type A - integral lifebuoy, type B - shell inside lifebuoy.