Turmi-busasshen da aka haɗe shine haɗuwa da kayan siminti (ciminti, ash gardama, foda, da dai sauransu), tarawa mai kyau na musamman (yashi ma'adini, corundum, da sauransu, kuma wani lokacin yana buƙatar tarawa mara nauyi, kamar ceramsite, fadada polystyrene, da sauransu). .) Granules, fadada perlite, fadada vermicu ...
Kara karantawa