Yawan fashewar ƙurar fulawa shine kawai 400 ° C, kwatankwacin ta takarda mai ƙonewa.
Ƙarfe kura, a wannan bangaren, zai iya kai ga yanayin fashewar har zuwa 2000 ° C, tare da kunnawa zuwa fashewa da ke faruwa a cikin millise seconds. Fashewar kura sun fi fashewar iskar gas yawa sau da yawa, tare da yanayin zafi mai zafi tsakanin 2000-3000 ° C da matsa lamba tsakanin 345-690 kPa.
Waɗannan alkalumman suna nuna mahimmancin buƙatar tsauraran matakan tsaro a cikin mahallin da ke da saurin tara ƙura.