Xim av corundum, calcined corundum, thiab zirconium corundum louvre cov khoom lag luam:
Xim av corundum, calcined corundum, thiab zirconium corundum louvres yog qhov sib pauv tau tau nrog cov roj zoo li tus sib tsoo lub log. Lawv muaj lub zog elasticity, siab compression tsis kam, khoov kuj, zoo nws tus kheej hliav, siab sib tsoo, thiab suab nrov. Nws yog qhov tsim nyog rau polishing thiab polishing ntawm hlau, hlau, stainless hlau, cam khwb cia hlau, txhuas, ntoo, yas thiab lwm yam hlau tsis yog.