Underside of a maintenance access hatch for passenger aircraft, showing the injection moulded features and ribs over the compression moulded organo sheet. In a single process, developed by Engel, a pre-heated thermoplastic organosheet is loaded into the mould cavity and over-moulded with high temperature thermoplastic. The materials are carbon fibre polyaryletherketone (PAEK-CF) organo and polyetheretherketone (PEEK) injection mould.