Vim li cas tus nqi ntawm Brown Corundum ntau dua li Dub Corundum?

Ua ntej ntawm tag nrho cov, qhia dab tsi yog dub corundum, dub corundum, tseem hu ua low aluminium corundum, yog nyob rau hauv lub arc rauv, lub bauxite smelting thiab tsim ib hom -Al2O3 thiab hlau ore theem ntawm grey dub crystals.

Nws yog tus cwj pwm los ntawm cov ntsiab lus qis Al2O3 thiab qee qhov nyiaj ntawm Fe2O3 (kwv yees li 10%), yog li nws muaj cov yam ntxwv ntawm nruab nrab nyuaj hauv qab, siab tawv, kub tsis kam, thiab kub lub xeev kev ua haujlwm.

Dub corundum feem ntau yog siv rau kev sib tsoo dawb, xws li ntxhib sib tsoo ntawm cov khoom ua ntej electroplating, feem ntau yog siv rau polishing thiab sandblasting ntawm stainless hlau, hlau khoom, optical iav, xyoob thiab ntoo khoom, thiab ib tug tshiab abrasive rau manufacturing resin sib tsoo log, txiav. nplooj ntawv, thiab gauze.

Los ntawm kev qhia txog "tsis tshua muaj txhuas", "Fe2O3 (kwv yees li 10%) tuaj yeem pom yog vim li cas tus nqi ntawm corundum dub yog qis." Vim hais tias txhuas yog twv yuav raug hu kim dua hlau, dub corundum yog ntau ntau hlau. Cov ntsiab lus siab tshaj plaws ntawm thawj qib dub corundum txhuas yog 85%, qib thib ob tsuas yog 75%, qib peb 65%, cov ntsiab lus txhuas yog raws nraim rau qib xim av corundum qib thib ob, qib thib ob, qib peb xuab zeb, thiab tus nqi. kuj yog sib xws nyob rau hauv lem.