Experiments revealed different rotation dynamics of plates driven by a sliding detonation wave if the plates were made of materials with close physical properties but different strength. By modifying the existing formula for the bending angle, it was possible to describe the experimental data in a unified manner. Accounting for the dynamic strength of metal allowed prediction of the formula for the bending angle for one material based on the known formula for another material with close physical properties.In many practically important cases, shock waves in solid and liquid media propagate in such a manner that their fronts are not parallel to the interfaces or not perpendicular to the velocity of the medium ahead of the front. A key parameter which characterizes such waves is the rotation angle of the material flow behind the front. In the frequently encountered case in practice where plates are driven by sliding detonation of a high explosive (HE) charge, this is the plate rotation angle.At the end of the acceleration, the plate acquires velocity w ∞ and rotates by angle β(∞), which is determined from a geometrical consideration of the scheme of the stationary rotation of the plate invoking the Garney formula [1-3]:Here D is detonation velocity of the HE charge, r is the ratio of the HE mass to the mass of the accelerated plate, E G is the Garney energy (part of the energy Qthe heat of explosion converted to the kinetic energy of explosion products). At present, one-and two-dimensional computational schemes have been developed to describe the acceleration of metal plates by a tangential detonation wave [1][2][3][4][5]. These schemes allow one to calculate not only the limiting angles of rotation of plates but also their acceleration dynamics. However, for practical problems, it is convenient to determine rotation angles β(∞) by relation (1).The initial (shock-wave) rotation angle β(0) is obtained from the intersection of the shock polars of the material of the accelerated plate and explosion products [6]. This is a rigorous definition of the angle β(0).For applied purposes, approximate methods are used. Drennov and Mikhailov [7] proposed a graphical method of determining the mass velocity in the plate material at the time of shock-wave arrival at the free surface u 0 = w 0 /2 from the intersection of a (p, u)-diagram of the plate material with the unloading isentrope of explosion products from the Jouguet point (p J , 0) -for sliding detonation in the y direction, the velocity of the explosion products is u = 0 (here w 0 is velocity of the plate at the time of shock-wave arrival at the free surface).In [8], similar considerations are presented in analytical formHere the left side is the shock adiabat of the plate material, and the right side is the pressure of the detonation products in the one-dimensional unloading wave, ρ 0 and