Desiccant

  • Gamma activated alumina/Gamma Alumina Catalyst Carriers/gamma alumina bead

    Gamma activated alumina/Gamma Alumina Catalyst Carriers/gamma alumina bead

    Item

    Unit

    Mhedzisiro

    Alumina Phase

    Gamma Alumina

    Particle Size Distribution

    D50

    μm

    88.71

    20μm

    %

    0.64

    40μm

    %

    9.14

    150μm

    %

    15.82

    Kuumbwa Kwemakemikari

    Al2O3

    %

    99.0

    SiO2

    %

    0.014

    Na2O

    %

    0.007

    Fe2O3

    %

    0.011

    Kuita Kwenyama

    BET

    m²/g

    196.04

    Pore ​​Volume

    Ml/g

    0.388

    Avhareji yePore Size

    nm

    7.92

    Bulk Density

    g/ml

    0.688

    Alumina akawanikwa aine kanenge 8 fomu, iwo α- Al2O3, θ-Al2O3, γ- Al2O3, δ- Al2O3, η- Al2O3, χ- Al2O3, κ- Al2O3 uye ρ- Al2O3, yavo yakateedzana macroscopic chimiro zvimiro. zvakare akasiyana.Gamma activated alumina is cubic close packed crystal, isinganyunguriki mumvura, asi inonyungudika muasidhi uye alkali.Gamma activated alumina haina simba acidic tsigiro, ine yakakwira kunyungudika 2050 ℃, alumina gel mune hydrate fomu inogona kugadzirwa muokisidhi ine yakakwira porosity uye yakakwirira chaiyo nzvimbo, ine nhanho dzekuchinja mune yakakura tembiricha renji.Pakupisa kwepamusoro, nekuda kwekupera mvura mumuviri uye dehydroxylation, iyo Al2O3surface inoratidzika kurongeka unsaturated oxygen (alkali centre) nealuminium (acid centre), ine catalytic chiitiko.Naizvozvo, alumina inogona kushandiswa semutakuri, catalyst uye cocatalyst.
    Gamma activated alumina inogona kuva hupfu, granules, mitsetse kana zvimwe.Taigona kuita sezvaunoda.γ-Al2O3, yainzi "activated alumina", imhando ye porous high dispersion solid materials, nekuda kwekugadziriswa kwayo pore chimiro, hombe chaiyo pamusoro penzvimbo, yakanaka adsorption performance, pamusoro ine zvakanakira acidity. uye kugadzikana kwakanaka kwekupisa, microporous pevhu ine inodiwa zvimiro zvecatalytic chiito, saka inova inonyanya kushandiswa catalyst, catalyst carrier uye chromatography carrier muindasitiri yemakemikari neoiri, uye inoita basa rakakosha muoiri hydrocracking, hydrogenation refining, hydrogenation reforming, dehydrogenation reaction uye mota exhaust purification process.Gamma-Al2O3 inoshandiswa zvakanyanya secatalyst carrier nekuda kwekugadzirisa kwechimiro chayo chepore uye acidity yepamusoro.Kana γ- Al2O3 inoshandiswa semutakuri, kunze kweiyo inogona kuve nemhedzisiro yekuparadzira uye kudzikamisa zvinoshanda zvinoriumba, zvakare inogona kupa asidhi alkali inoshanda muzinda, synergistic reaction ine catalytic inoshanda zvikamu.Iyo pore chimiro uye pamusoro pezvimiro zvecatalyst zvinoenderana ne γ-Al2O3 mutakuri, saka yakakwira performance carrier inogona kuwanikwa kune chaiyo catalytic reaction nekudzora zvimiro zvegamma alumina carrier.

    Gamma activated alumina inowanzogadzirwa neayo precursor pseudo-boehmite kuburikidza ne400 ~ 600 ℃ yakanyanya tembiricha kupera mvura, saka iyo yepamusoro physicochemical zvimiro zvinonyanya kutsanangurwa neinotangira pseudo-boehmite, asi kune nzira dzakawanda dzekuita pseudo-boehmite, uye akasiyana masosi. yepseudo-boehmite inotungamirira kune zvakasiyana-siyana zvegamma - Al2O3.Nekudaro, kune izvo zvinokonzeresa zvine zvakakosha zvinodiwa kune alumina mutakuri, kuvimba chete nekutonga kwe precursor pseudo-boehmite yakaoma kuwana, inofanirwa kutorwa kune prophase kugadzirira uye post processing kubatanidza nzira dzekugadzirisa hupfumi hwealuminium kuti isangane nezvinodiwa zvakasiyana.Kana tembiricha yakakwira kupfuura 1000 ℃ mukushandiswa, alumina inoitika inotevera nhanho shanduko: γ→ δ→ θ→α-Al2O3, pakati pavo γ, δ, θ ari cubic padhuze packing, mutsauko unongori mukugoverwa kwealuminium ion mu. tetrahedral uye octahedral, saka iyi shanduko yechikamu haikonzeri misiyano yakawanda yezvimiro.Oxygen ions mu alpha phase ndeye hexagonal kuvhara packing, aluminium oxide particles iguva reunion, chaiyo nzvimbo yakaderera zvakanyanya.

    Storage:
    LDzivisa hunyoro, dzivirira kupuruzira, kukanda uye kuvhundutsa panguva yekufambisa, zvivakwa zvisinganayi mvura zvinofanirwa kuverengerwa.
    lInofanirwa kuchengetwa mudura rakaoma uye rine mhepo kudzivirira kusvibiswa kana unyoro.
    Package:

    Type

    Plastic bag

    Drum

    Drum

    Super saga/Jumbo bag

    Bead

    25kg/55lb

    25 kg/ 55 lb

    150 kg/ 330 lb

    750kg/1650lb

    900kg/1980lb

    1000kg / 2200 lb

  • Yakaitwa spherical shaped alumina gel/High performance alumina bhora/alpha alumina bhora

    Yakaitwa spherical shaped alumina gel/High performance alumina bhora/alpha alumina bhora

    Activated Spherical Shaped Alumina gel

    kuitira jekiseni mu Air dryer
    Kuwanda kwehuwandu (g/1):690
    Mesh Size: 98% 3-5mm (kusanganisira 3-4mm 64% uye 4-5mm 34%)
    Tembiricha yekuvandudza yatinokurudzira iri pakati pe150 ne200 ℃
    Euiqlibrium simba remvura mhute i21%

    Test Standard

    HG/T3927-2007

    Test Item

    Standard /SPEC

    Test Result

    Type

    Beads

    Beads

    Al2O3(%

    ≥92

    92.1

    LOI(%

    ≤8.0

    7.1

    Bulk Density(g/cm3

    ≥0.68

    0.69

    BET(m2/g

    ≥380

    410

    Pore ​​Volume(cm3/g

    ≥0.40

    0.41

    Kupwanya Simba(N/G

    ≥130

    136

    Mvura adsorption(%

    ≥50

    53.0

    Kurasikirwa paAttrition(%

    ≤0.5

    0.1

    Qualified Size(%

    ≥90

    95.0

  • Activated Alumina Adsorbent For Hydrogen Peroxide

    Activated Alumina Adsorbent For Hydrogen Peroxide

    Chigadzirwa chacho chichena, spherical porous material ine pfuma isiri-chepfu, isina kunhuwa, isinganyunguriki mumvura uye ethanol.Iyo particle size iyunifomu, iyo yepamusoro yakatsetseka, iyo mechanic simba yakakwira, kugona kwekunyorova kwakasimba uye bhora harina kupatsanurwa mushure mekutora mvura.

    Alumina yehydrogen peroxide ine akawanda capillary chiteshi uye yakakura nzvimbo nzvimbo, iyo inogona kushandiswa se adsorbent, desiccant uye catalyst.Panguva imwecheteyo, inotarirwawo maererano ne polarity ye adsorbed substance.Iine hukama hwakasimba hwemvura, oxides, acetic acid, alkali, etc. Activated alumina imhando ye micro-water deep desiccant uye adsorbent ye adsorbing polar molecules.

  • Activated Alumina Yekurapwa Kwemvura

    Activated Alumina Yekurapwa Kwemvura

    Chigadzirwa chacho chichena, spherical porous material ine pfuma isiri-chepfu, isina kunhuwa, isinganyunguriki mumvura uye ethanol.Iyo particle size inofanana, iyo yepamusoro yakatsetseka, iyo mechanic simba yakakwira, kugona kwekunyorova kwemvura kwakasimba uye bhora harina kupatsanurwa mushure mekutora mvura.

    Saizi yechikamu inogona kuita 1-3mm, 2-4mm/3-5mm kana kunyange idiki senge 0.5-1.0mm.Ine nzvimbo yakakura yekusangana nemvura uye nzvimbo chaiyo yakakwira kupfuura 300m²/g, ine huwandu hukuru hwe microspores uye inogona kuvimbisa yakasimba adsorption uye yakakwira defluorination vhoriyamu kune fluorinnion mumvura.

  • Activated alumina bhora / Yakagadzirirwa alumina bhora desiccant / Mvura yekurapa defluorination agent

    Activated alumina bhora / Yakagadzirirwa alumina bhora desiccant / Mvura yekurapa defluorination agent

    Chigadzirwa chacho chichena, spherical porous material ine pfuma isiri-chepfu, isina kunhuwa, isinganyunguriki mumvura uye ethanol.Iyo particle size inofanana, iyo yepamusoro yakatsetseka, iyo mechanic simba yakakwira, kugona kwekunyorova kwemvura kwakasimba uye bhora harina kupatsanurwa mushure mekutora mvura.

Nyora meseji yako pano uye titumire kwatiri