锡条无铅助焊剂型号铝焊粉成份主成分为KF-ALF二元系低共晶点组成熔点550（℃）适用范围应用于铝-铝、铝-铝合金、铝-不锈钢等钎焊中清洗角度免洗型氟铝酸钾PotassiumFluoaluminateFormula:nKF.ALF3(n=1-1.2)K3AlF6Molecular:209.5Executestandard:Nationalstandard/GBProperties:Itisawhitegreycrystallinepowder.Initialmeltingpoint:560oC.Uses:Ceramic(fluxandopacifiant).Fluxofmetals.Specialexplosives.Packing:inablackplasticBaginnerlayerandawovenbagasexternallayer,25/50/1000kgsperbag,oraccordingtothebuyer’srequirement.Suitableforlongdistancetransportation无腐蚀氟化物铝钎剂昆明市松海商贸有限公司是国内******的贸易有限公司。公司采用工厂***生产、公司快捷服务的模式，秉承为客户创造价值的原则，本着诚实、***、负责的宗旨竭诚为您服务。产品性能：白色晶体粉末，粉末平均粒径在3.5-8.0微米之间,***大的颗粒通过500目标准筛。主成分为KF-ALF二元系低共晶点组成，分子比1.2左右，熔化温度在557-565℃之间。溶解度（20℃，100ml水）：0.28&plu***n;0.05g，密度2.7g/cm，堆积密度0.35-0.55g/cm。水溶液PH值：6-7。钎剂熔化时清亮透明，高温下有高活性，能很好地破除金属铝铜表面的氧化膜，使钎料铺展湿润，通过毛细作用钎料被植入钎缝中，常温下钎焊后玻璃状残渣不溶于水，不吸潮，无腐蚀。特别是在氮气保护下钎焊，钎剂用量少，焊后可不清洗，使用方便，显现出强大的优越性。适用范围：应用于铝-铝、铝-铝合金、铝-不锈钢等钎焊中，本产品广泛适用于汽车空调、铝蒸发器、铝散热器、电热电器、铝合金结构件等行业。产品包装：袋装，内塑外编，每袋净重25公斤。桶装，内塑膜，外纸桶，每桶净重40公斤。AL-FLUXPotassiumFluoaluminateINrecentyears,methodhasbeenwidelyusedinzhebrazingprocessofaluminiumanditsalloys.Theproductintroducedhereisjustthebrazingagentusedinthebrazingprocess.PROPERTIES:whitecrystalpowder,***erageparticlesize3.5-8.0μm,andallthrough500meshsieve;composedbyKF-ALF,Molecularratenear1.2,meltingpoint557℃~565℃.solubilityin1000gwaterat20℃is0.23-0.33g/cm,density:2.7g/cm,bulkdensity:0.35-0.55g/cm.PHvalueinwater:6-7.Itisclearandtransparentwhilemeltingandhighlyactiveunderhightemperature;ItcangetrideofALOcoatingonALsurfacetomakethebrazingagentspreadevenlyandwetly.Italsohasgoodjointfillingpropertythroughcapillary.undernormaltemperature,afterbrazing,theglass-likeresiduesisinsolubleinwater,nonhygroscopic,non-corrosionanddem***tratescompletelyinactive.Theusagequantityofthinbrazingagentisquiteless,especiallywhenbrazeundertheprotectionorNitrogen.Itdoesn’tneedtobewashedafterbrazinganditsusageisconvenient,whichshowsitsgreatadvantage.APPLICATION:widelyusedtobrazeal-al,al-alalloyandal-stainlesssteelinprocessautoair-condition,alradiator,e-boilerandalalloycomponentsetc.PACKING:in25kgplasticwovenbagsor40kgfibredrumswithfilmlining)