At present, the push medium used in the cleaning of polyurethane cup pigs is divided into gas and liquid. So, do you know what are the advantages and disadvantages of each of these two media? The following Yimite pipeline manufacturers talk about the advantages and disadvantages of the two large push media for polyurethane cup pigs. I hope everyone has to help. The specific disadvantages of the polyurethane cup pig pushing medium are as follows.