Siv cov khoom siv uas tsis yog-inflammability Class A, tag nrho cov Performance index yog xoom nrog rau combustion Performance index, tshav kub dissipation Performance index, nplaim index, smog index, thiab lwm yam. Tsis muaj radioactivity rau A hom kho kom zoo nkauj cov khoom thiab unlimited rau kev tsim, muag thiab daim ntawv thov ntau yam.Cov khoom siv phab ntsa ntsuab yog muaj cov cim nicotinamide crystal molecular qauv tom qab qhov kub thiab txias txheej txheem nrog ntau cov tshuaj silicate thiab calcium, nrog rau kev ua haujlwm zoo heev.
Kev txuag hluav taws xob ntsuab
Ua kom zoo txo cov dej thiab hluav taws xob, cov khoom siv, txo cov khoom siv pov tseg thiab plua plav paug, txo lub sijhawm tsim kho, txo cov haujlwm hauv tsev thiab lub zog siv rau kev siv lub tsev, txo 50% kev tsim kho vaj tse ntawm tus nqi ntawm ib feem ntawm lub tuam txhab ceg.