Maida jaka - Samar da babban katanga wanda ba zai iya shiga iska, ruwa, da danshi ba, da kuma hana oxidation; Keɓaɓɓen kaddarorin inji kamar ƙarfin fashewa, juriyar huda, da ƙarfin hawaye; Mai juriya ga babban zafin jiki har zuwa 121 ° C da ƙananan zafin jiki zuwa -50 ° C, tare da mafi kyawun aikin juriya mai da dandano. Themayar da jakunkuna ba masu guba ba ne kuma marasa wari, cikin bin ka'idodin abinci da marufin magunguna. Themaimaituwa marufi zafi ne mai rufewa kuma mai sassauƙa.