Laundry washing machine

A laundry washing comprising:

• machine having an outer casing;
• a washing tub inside the outer casing and configured to contain a washing liquid;
• a drum fitted in an axially rotatable manner inside the washing tub and configured to contain laundry to be washed;
• and
• at least one balancing ring rigidly secured to the drum and configured to reduce vibrations generated during rotation of the drum, the at least one balancing ring comprising:
• a toroidal annular housing rigidly secured to the drum and comprising a first annular hemishell and a second annular hemishell, the first annular hemishell and the second annular hemishell being discrete parts that are joined together to form a closed annular inner cavity, and
• a number of balancing masses accommodated in free movable manner inside the annular inner cavity,
• wherein the first annular hemishell and the second annular hemishell are concentric to one another, have C-shaped cross sections that are complementary to one another, and are joined to one another along respective first and second mating annular rims located on opposite sides of an intermediate plane (M) perpendicular to a central axis of the annular housing.