Mold

A mold for injection molding, the mold comprising:

• three or more cavity rows, each cavity row having a plurality of cavities;
• and
• a cooling flow path configured to allow a cooling medium to flow through the cooling flow path, the cooling medium cooling the cavities, the cooling flow path including:
• at least one supply port;
• a distribution conduit communicated with the supply port;
• two supply conduits communicated with the distribution conduit;
• a cavity cooling portion communicated with the two supply conduits and provided to an outer periphery of the cavities;
• two discharge conduits communicated with the cavity cooling portion;
• a collecting conduit communicated with the two discharge conduits;
• and
• at least one discharge port communicated with the collecting conduit,
• wherein the two supply conduits and the two discharge conduits are parallel to the cavity rows,
• wherein the two supply conduits and the two discharge conduits are provided for each cavity row, and
• wherein the cooling medium is configured to be supplied from one supply conduit to the cavity cooling portion corresponding to a half part of each cavity row in a direction parallel to the cavity rows.