G. A. Zhumadilova
Shakarim University of Semey 
Kazakhstan

Gulmira Amangaziyevna Zhumadilova – PhD of the Department of Technological Equipment and Mechanical Engineering

 071412, Republic of Kazakhstan, Semey, 20 A Glinka Street 

A. M. Muratbayev
Shakarim University of Semey
Kazakhstan

Alibek Manarbekovich Muratbayev – PhD of the Department of Technological Equipment and Mechanical Engineering

 071412, Republic of Kazakhstan, Semey, 20 A Glinka Street 

B. A. Lobasenko
Federal State Budgetary Educational Institution Of Higher Education «Kemerovo State University»
Russian Federation

Boris Anatolyevich Lobasenko – doctor of technical sciences, professor

 650000, Russian Federation, Kemerovo, 6 Krasnaya Street 

A. K. Bazanova
Shakarim University of Semey
Kazakhstan

Aray Kayratovna Bazanova – doctoral student of the department «Technological equipment and mechanical engineering»

 071412, Republic of Kazakhstan, Semey, 20 A Glinka Street