For citations:

Luchkina L.V., Nikiforova G.G., Vasiliev V.G., Romanov S.V. Study of physical and mechanical properties of laboratory and industrial samples of heat insulating materials used for the production of pre-insulated pipes, fi ttings and polyurethane shells. Plasticheskie massy. 2019;1(11-12):50-55. (In Russ.) https://doi.org/10.35164/0554-2901-2019-11-12-50-55