马弗在火试金炉

发布时间:2022-07-12 09:25:00 点击数:30

西格马专业生产试金炉、吹灰炉、熔融炉等电热试金实验室,并销售高温炉、马弗炉、炉砖、炉砖、碳化硅、加热加热器、粘土坩埚、镁砂灰皿、消防试金辅助工具等配件。

马弗材料采用氧化铝多晶纤维材料,保温性能好,重量轻,减少了设备能耗、重量和尺寸的浪费。它改变了传统的高能耗、大体积和大体积的缺陷。具有这势,可广泛应用于瓷器、金属、建材、电子、冶金、制药、化工、玻璃、机械等单位的工业试验和高温热处理。

Furnacemuffle

Sigmaspecializesintheproductionofgoldtestingfurnace,ashblowingfurnaceandsamplemeltingfurnaceforelectronicfiretestinglaboratory,andsellsaccessories,suchashigh-temperaturefurnacemufflefurnace,furnacebrick,furnacebrick,siliconcarbide,heatingheater,claycrucible,magnesiaashdishandfiretestingauxiliarytools.

Mufflematerialismadeofaluminapolycrystallinefibermaterial,whichhasgoodthermalinsulationperformanceandlightweight,reducingthewasteofequipmentenergyconsumption,weightandoveralldimension.Itchangesthetraditionaldisadvantagesofhighenergyconsumption,largevolumeandlargevolume.Withthisadvantage,itcanbewidelyusedinindustrialexperimentsandhigh-temperatureheattreatmentofceramics,metals,buildingmaterials,electronics,metallurgy,medicine,chemicalindustry,glass,machineryandotherunits.

Preheatthesamplemeltingfurnaceto960°Cinadvance,openthefurnacedoor,andplacethecrucibleatthistime.Thefurnacetemperaturewilldropto860°C.Closethefurnacedoorandcontinuetoheatup.Thetemperaturewillriseto940°Cinabout15minutes.Keepitwarmfor10minutes.Raisethetemperatureto1150degreesquickly.Afterthetemperaturereaches1150degrees,keepitfor10minutes,thenopenthefurnacedoortotakeoutthecrucible.

Useacrucibleforktopourtheliquidinthecrucibleintothesteelfilmtocooldown(whentakingoutthecrucible,rotatethecruciblesteadilyseveraltimes,andgentlytapthesteelfilm2-3timestomaketheleadbeadsattachedtothewallSink,thencarefullypourallthemeltintothecastironmold).Aftercooling,themoldisliftedtoseparatetheupperslagfromthecone-shapedlead,andtheslagisdiscarded.Obtainmetalleadbuttonsenrichedwithpreciousmetals.

(Theformationofleadbuttons:duetothehighspecificgravityoftheleadalloy,itsinkstothebottomofthecrucible.Atthesametime,thebasemetaloxidesandgangueinthesamplereactwithfluxessuchassilica,borax,sodiumcarbonate,etc.Generateslagsuchassilicateorborate,whichfloatsonitduetoitssmallspecificgravity,therebyseparatingthegoldandsilverfromthesample),andplacethepouredcrucibleonthecruciblestoragecart.


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