Are there any good materials that can replace cement mortar for lubrication pipes?

concrete pumping is an essential part of infrastructure construction. with the widespread application of concrete, a variety of pumping equipment has also been extended, such as ground pumps and truck-mounted pumps. it is relatively common for everyone. these pumping equipment need to lubricate the pipe wall of the pumping equipment before starting every day. only after lubrication is good can the smooth progress of subsequent pumping…