TY JOUR TI Analytical representation of the dependences of the coefficient of friction on temperature during the frictional interaction of a steel ball with thermoplastics KW mathematical model KW friction KW thermoplastics KW temperature KW frictional interaction JO Science intensive technologies in mechanical engineering AU Breki, A.D. AU Chulkin, S.G. AU Shalygin, M.G. PY 2022 IS 2022 PB Bryansk State Technical University