A testing machine , specifically dedicated to the implementation of a method for controlling the quality of a part at least partially made of filled elastomer, through the application of a gradual compressive force onto the part with a quasi-static regime until a maximum strain of the part is reached, with such machine comprising: - a stress application cell , for applying the compressive force onto the part, which comprises an electric jack , - a control for controlling the stress application cell , - a programmable regulator , for regulating the control , - a filler sensor connected, on one side, to the stress application cell for measuring the force applied when the stress application cell applies the compressive force, - a position sensor connected, on one side, to the stress application cell for measuring the force applied when the stress application cell applies the compressive force, - with the filler sensor and the position sensor being connected on the other side to a computer , able to determine the conformity of the part from the measurement of the applied strain and the compressive force, characterized: - by a recess in the machine wherein the part is positioned but not fixed, - in that the regulator regulates the control to make the stress application cell execute a part accommodation cycle consisting in applying the gradual compressive force onto the part and the gradual release of the compressive force with no traction, - in that the maximum strain of the part occurs in a field where the relationship between the applied force and the strain is linear, and - in that the computer is able to determine the conformity of the part from the measurement of the part strain and the applied compressive force, with the conformity being determined according to the Standard Triboelastic Solid (STS) model . - a stress application cell , for applying the compressive force onto the part, which comprises an electric jack , - a control for controlling the stress application cell , - a programmable regulator , for regulating the control , - a filler sensor connected, on one side, to the stress application cell for measuring the force applied when the stress application cell applies the compressive force, - a position sensor connected, on one side, to the stress application cell for measuring the force applied when the stress application cell applies the compressive force, - with the filler sensor and the position sensor being connected on the other side to a computer , able to determine the conformity of the part from the measurement of the applied strain and the compressive force, characterized: - by a recess in the machine wherein the part is positioned but not fixed, - in that the regulator regulates the control to make the stress application cell execute a part accommodation cycle consisting in applying the gradual compressive force onto the part and the gradual release of the compressive force with no traction, - in that the maximum strain of the part occurs in a field where the relationship between the applied force and the strain is linear, and - in that the computer is able to determine the conformity of the part from the measurement of the part strain and the applied compressive force, with the conformity being determined according to the Standard Triboelastic Solid (STS) model . <EOS>