Xov xwm

Gypsum muaj ntau yam kev siv: 1.Nws tuaj yeem siv los ua cov chiv ua liaj ua teb los txhim kho cov av alkaline, feem ntau yog siv rau hauv nruab nrab lossis acid av, nws tuaj ye...

Teb Chaws Asmeskas: Saint-Gobain chaw ua haujlwm CertainTeed's Buchanan gypsum wallboard cog hauv New York tau ua tiav kev koom tes hauv gypsum wallboard rov ua dua tshiab. Ua k...

Canada: CertainTeed Canada tau zoo siab tos txais Canadian International Trade Tribunal txoj kev txiav txim siab rau rau lub xeev thiab thaj chaw 'kev tiv thaiv kev lag luam nta...

Yang Xinya 33) kawm txog kev tsim cov gypsum blocks los ntawm fluoropressin. Los ntawm CaO, slag, dej Ob lub inorganic ntsev compound activators JF thiab JF2 tau kuaj tawm los n...

Gypsum board yog cov khoom siv hauv tsev uas yog siv gypsum ua cov khoom tseem ceeb, los ntawm kev ntxiv cov khoom siv ntxiv thiab fiber ntau los ua cov khoom siv tshiab ntawm p...

Feem ntau peb hais tias lub pob zeb nyuaj yog taw tes rau II hom anhydrous gypsum, lub hauv paus tseem ceeb ntawm ntuj anhydrite, fluoride Cov khoom los ntawm hydrogen hydride n...

Sanming, fluorite ntxhia cov peev txheej tshwj xeeb hauv xeev Fujian, fluorine cov khoom siv tshiab kev lag luam, suav nrog hauv lub xeev qhov tseem ceeb ntawm kev loj hlob ntaw...

Fluoro-gypsum pob xovxwm, fluoro-gypsum pob xovxwm tshuab: cov tshuaj muaj pes tsawg leeg ntawm fluoro-gypsum yog (feem pua): CaO 32 ~ 38, SO3 39~50, Si02 0 .4~{19}}.6, AI2O3 0....

fluorine cov khoom tshiab yog ib feem tseem ceeb ntawm lub teb chaws txoj kev lag luam tawm tswv yim. Txawm hais tias nws yog ib qho kev lag luam tawm tshiab, kev lag luam tshua...

Fluorgypsum, tseem hu ua fluorspar, yog ib yam khoom ntawm anhydrous calcium sulfate, uas tau los ntawm hydrofluoride ua los ntawm hydrofluorite hydrolysis nrog sulfuric acid. Y...

Tshuaj gypsum yog cov khoom siv los ntawm kev tsim khoom thiab kev kho mob ntawm tib neeg. Nws feem ntau suav nrog: phosphogypsum tsis suav nrog hauv kev tsim cov phosphate chiv...

Nyob rau hauv xyoo tas los no, kev txhim kho thiab kev siv fluoro-gypsum tau txais kev saib xyuas ntxiv. Los ntawm cov txiaj ntsig thiab cov khoom siv ntawm nws cov peev txheej,...