Cov khoom siv PA777 series no tiv taus kub zoo tshaj plaws, qhov kub ntawm Vicat mos txog li 129 ℃, HDT 109–112 ℃ (1.8MPa tsis tau annealed), HDT uas tau annealed txog li 120 ℃, ua kom cov duab zoo li qub tsis hloov pauv hauv qhov chaw ua haujlwm kub tas mus li. Cov qauv flexural siab thiab qhov nyuaj ntawm qhov chaw, kev hloov pauv pwm tsis tshua muaj zog, kev ua haujlwm zoo heev tiv thaiv kev sib tsoo thiab tiv thaiv kev poob qis. Lub zog cuam tshuam ntawm notch nruab nrab, kev sib npaug ntawm kev sib npaug thiab kev tawv. Tus nqi yaj qis (4.5–5.0 g/10 feeb), qhov rai ua haujlwm txhaj tshuaj ruaj khov dav, tsis muaj kev puas tsuaj lossis hloov pauv thaum lub sijhawm pwm. Qhov chaw du thiab ci ntsa iab, kev nplaum zoo heev rau kev pleev xim, luam ntawv thiab electroplating, cov xim sib xyaw ua ke. UL94 HB tiv taus hluav taws, ua raws li RoHS & REACH cov qauv ib puag ncig qis-VOC.