Mafi yawanMadaidaicin Madaidaicin Mold Basesu ne matsakaici da kuma high carbon gami karfe. Bayan quenching, partially sanyi cockhysite ba ya canzawa zuwa martensite, ci gaba da aiki a cikin nau'i na saura austenite, shafi aiki yi. Damuwa a cikin quenching karfe shine sakamakon damuwa na nama a cikin matsananciyar zafi da canjin lokaci yayin aikin sanyaya. Damuwar kashewa tana faruwa ne ta hanyar nakasu da tsagewa.