EN
The results of analyzes of a forming of the roll of tape flax in improved chamber of variable volume baler are presented in this work. The relationship between the characteristics of a roll (radius, mass, density) and the parameters of the baler and tape of linen, and also a step of Archimedean spiral with tape of linen in a roll is established. Dependences for justification of parameters of roll baler with advanced bale chamber variable volume are received.