Hauj lwm lawm
Kev tsis
Muaj ob hom kev coj ua tshaj plaws ntawm cov ntoo hauv paus: Meta-aramid (tag nrho lub npe "Poly (P-Phenylene Treaphtalamide), tseem hu ua Aramid 1414). Qhov ob muaj cov qauv tshuaj sib xws, tab sis lawv cov kev ua tau zoo sib txawv heev.
Cov neeg siv dav tshaj plaws yog Aramid 1313, uas muaj cov cua kub zoo heev, rwb thaiv tsev, thiab nplaim taws rov ua dua tshiab. Tshwj xeeb, nws qhov kub siab kuj yog qhov zoo tshaj plaws. Nws yuav tsuas pib decompose ntawm qhov kub ntawm 370 degrees Celsius thiab yuav tsuas yog pib kho hluav taws kub ntawm 400 degrees Celsius.
