Carborund ntụ ntụ: Ihe nrụpụta abrasive na-arụ ọrụ dị elu yana nrụpụta ihe nrụpụta silicon carbide.
Okwu Mmalite nke Carborundum ntụ ntụ: Omenala nke ịdị ike, Ike, na Mgbanwe Carborundum ntụ ntụ, a na-akpọkarị silicon carbide (SiC) adịghị mma, nwere…