Anti-noise platen of the flat type for an impact printer

A platen for an impact printer comprising:

• a metal body including:
• a bar having a substantially U-shaped transversal section which defines a central wall, the central wall forming a substantially flat surface, the central wall having a first and a second side;
• two lateral walls extending perpendicularly from said central wall;
• and
• a longitudinal channel disposed between said two lateral walls,
• a plastic body entirely encasing the metal body, said plastic body filling said longitudinal channel, and
• a portion of the plastic body of generally uniform thickness disposed on the first side of the central wall, the first side of the central wall and the portion of the plastic body disposed thereon together forming a substantially flat impact surface, the platen being disposed within the impact printer such that a printing element of the impact printer strikes the impact surface.