the present invention relates to halogen free flame retardant polyamide composition for moulded articles formed therefrom , comprising one or more semi - aromatic polyamide and a flame retardant system comprising a phosphinate and / or disphosphinate flame retardant and an phosphate ester flame retardant . such halogen free flame retardant non reinforced polyamide compositions are suitable for making moulded articles for use in a variety of applications including electrical and electronic parts .