*************************************************************************************************************************************************************************************************************************************************************************************************************************************************************************各位亲请注意，下单前请联系***协商运费。铬刚玉PAPinkFusedAlumina(Code:PA)铬刚玉的是以氧化***为主要原料,适配氧化铬,经高温熔炼而成。我公司生产铬刚玉结晶度好、颜色纯正、杂质少、粒度组成均匀、磁性物含量低、堆积密度高、韧性值高，深受国内外的用户好评。用其制造的磨具,耐用度好,磨加工光洁度高.适用于量具、机床主轴、仪表零件、螺纹工件及样板磨等精密磨削.可根据客户需求生产低铬、中铬、高铬刚玉。化学成分:Itsmainmaterialisbayeralumina,whichiselectricallyfusedinhightemperature,beingaddedwiththerightquantityofoxidizedchromium.OurPAispraisedbydomesticandoverseasc***umerwithitsgoodcrystallizationdegree,purecolor,fewerimpurities,evenlydistributedgrains,lowmagneticmattercontent,highbulkdensityandtoughness.TheabrasivetoolsmadebyPAh***egooddurabilityandtheprocessedworkpiecesh***ehigh-qualityfinish.Itissuitableforprecisiongrindingthemeasuringtools,machinetoolmainspindle,instrumentparts,threadworkpiecesandsampleplatemill,etc.Wecanproducelow,mediumandhighchromiumcorundumaccordingtocustomerdemand.化学成分ChemicalComposition粒度范围Gri***signation低铬LowChromium中铬MediumChromium高铬HighChromiumAl2O3(%)Cr2O3(%)Na2O(%)Al2O3(%))Cr2O3(%)Na2O(%)Al2O3(%)Cr2O3(%)Na2O(%)F12-F80≥98.500.20-0.45≤0.50≥98.200.45-1.00≤0.55≥97.401.00-2.00≤0.55F90-F150≥98.50≤0.55≥98.20≤0.60≥97.00≤0.60F180-F220≥98.00≤0.60≥97.80≤0.70≥96.50≤0.70)