Slag wool yog paj rwb zoo li inorganic fiber ntau ua los ntawm cov khoom pov tseg slag (blast furnace slag), basalt, diabase, dolomite, thiab lwm yam, uas yog yaj ntawm qhov kub ntawm 1450 ° C thiab spun los ntawm kev kub ceev centrifugal spinning. Ua los ntawm qhov ntev ruaj khov, tshem tawm slag, kho nto thiab lwm yam txheej txheem