an apparatus for forming a plastic molded collated fastener assembly includes a conveyor for carrying a plurality of fasteners in a horizontal plane defining an upper surface and a lower surface , a preheater for preheating the plurality of nails and a plastic collation molding station . the molding station includes injection nozzles for applying molten plastic to the upper surface of the fasteners and to the lower surface of the fasteners . the station further includes forming wheels including a holding section to , in cooperation with the conveyor , secure the fasteners . the wheels include a forming section to mold the molten plastic to the fasteners to form a collation having a collar encircling the fasteners &# 39 ; shanks and a connecting portion extending between the collars . the apparatus includes at least one cooling spray nozzle to spray a cooling vapor onto the fasteners and collations and at least one cooling spray nozzle to spray a cooling vapor onto the forming wheels . an air chiller further cools the collations .