Ana yin ƙofofin wuta na katako da itace mai jure wuta ko kayan itace masu jure wuta azaman firam ɗin ƙofa, kwarangwal ɗin ganyen kofa, da bangon ganyen kofa. . Lokacin juriya na wuta na ƙofofin wuta na katako ya kasu kashi: Class A shine 1.2h, Class B shine 0.9h, Class C shine 0.6h. Barka da zuwa tuntubar mu.