Sima(Portland cement, magnesium chloride a inorganic high temperature binder, etc.), aggregate (expanded vermiculite, expanded perlite, alumini silicate fiber, mineral wool, rock wool, etc.), nā mea kōkua kemika (modifier, hardener, water-repellent, etc. .), wai.ʻO ka sima Portland, ka mea hoʻoheheʻe magnesium chloride a me ka mea hoʻopaʻa paʻa ʻole nohale kila pale ahi pale kumu kumu.ʻO nā mea hoʻopaʻa paʻa ʻole i hoʻohana mau ʻia me ka alkali metala silicate a me nā phosphates, etc.