1, He kaha motuhake, he waahanga motuhake.Ko te kaha motuhake he neke atu i te tekau nga wa o te waahanga whakawhiti o te waea rino, ko te waahanga motuhake he tuarua ki te muka waro motuhake.
2, iti kiato muka, kiato ko 0.97-0.98g/cm3, ka taea te rewa i runga i te mata wai.
3, iti elongation i whati, mahi whati, he kaha kaha ki te ngongo pūngao, a ko te kupu he tino ātete pānga me te tapahi ātete.
4, He ātete ki te radiation ultraviolet, anti-neutron me te γ-ray, teitei te whakaurunga o te kaha motuhake, te iti o te dielectric tamau, te tere o te tuku ngaru hiko.
5, He ātete ki te waikura matū, te aukati abrasion, me te roa o te ora.
6, Kiato: 0.97~0.98g/cm3.he iti ake te kiato i te wai, ka rewa ki runga wai.
7、Te kaha: 2.8~4N/tex.
8, Modulus: 91~140N/tex.
9, He tata rua te kaha o te whakaurunga o te para-aramid, he pai te kakahu me te whakarea waku iti, engari ko te rewa i raro i te ahotea he 145~160℃ anake.