What is the difference between an eccentric hemisphere valve and a top-loading eccentric hemisphere valve?

What is the difference between the Shanghai Guilong eccentric hemisphere valve and the top-loading eccentric hemisphere valve:

1: The eccentric hemispherical valve utilizes the eccentric valve body, the eccentric ball and the valve seat. When the valve stem rotates, the common trajectory is automatically centered, and the closing is tighter and tighter, which completely achieves a good sealing purpose. The ball and seat of the Guilong valve are completely detached, eliminating the wear of the seal ring and overcoming the problem of the wear of the traditional ball seat and the ball seal surface. The non-metallic elastic material is embedded in the metal seat, and the metal surface of the valve seat is well received. protection. This product is especially suitable for steel, aluminum, fiber, tiny solid particles, pulp, coal ash, petroleum gas and other media.

2: The main function of Shanghai Guilong top-loading eccentric hemisphere valve is to add one function to the eccentric hemispherical valve, which is convenient for online maintenance.