High density calcium silicate board ke boto ea bohloeki bo phahameng le bo matla bo phahameng bo entsoeng ka ho khetheha bakeng sa indasteri ea tšepe e se nang ferrous. E na le litšoaneleho tsa mahala tsa asbestos, ho hanyetsa mocheso o phahameng, matla a phahameng, conductivity e tlaase ea mocheso, ho hanyetsa ho kenella ha metsi a tšepe, botsitso bo botle ba mocheso oa mocheso, le ts'ebetso e ntle ea mochine; E ka sehoa habonolo le ho etsoa ka likarolo tse fapaneng tse nepahetseng, tse sebelisoang haholo