Hnav daim phiaj

Kev piav qhia dav dav

Hnav daim hlau thiab cov ris tsho hnav yog ib pawg ntawm cov phaj ua los ntawm ntau hom hnav resistant cov ntaub ntawv nyob rau hauv qhov sib txawv qhov ntau thiab tsawg los yog tsim los ntawm kev sib txawv hnav. Suw yuav tsuas yog maufacture lub casting coj daim hlau thiab qhov zoo tshaj plaws casting hnav daim hlau nrog ceramic los yog bi-hlau composites.