Zawv zawg nozzle rau ladle

Cov skateboard yog ua los ntawm alumina raw cov ntaub ntawv xws li tabular corundum, fused corundum, mullite, super alumina, thiab lwm yam raws li cov khoom siv tseem ceeb, qhia cov khoom siv carbon xws li phosphorus flake graphite, carbon dub, suab, activated carbon, thiab lwm yam, thiab ntxiv ib qho me me ntawm lwm cov ntaub ntawv Xws li hlau silicon, hlau txhuas, silicon carbide, boron carbide, thiab lwm yam, siv cov tshuaj phenolic ua tus neeg sawv cev sib txuas, los ntawm kev sib tsoo, sib tov, ua kom kub siab, kho kub, thiab tom qab ntawd ua tiav . Cov khoom muaj lub zog zoo, zoo thermal poob siab ruaj khov, tiv taus corrosion thiab yaig tsis kam, thiab tuaj yeem ua tau raws li qhov xav tau ntawm qib sib txawv hlau.