Among many mechanical sealing methods, filler sealing has been widely used in many industrial fields due to its simple structure and low cost. However, to ensure that the filler seal works effectively for a long time, scientific and reasonable maintenance is required.1. Working principle of packing

In industrial production, filler sealing, as an important sealing method, is widely used in various mechanical equipment. Correct selection of filling and sealing materials suitable for specific working conditions is of great significance for ensuring the normal operation of equipment, improving pro