总第328期2023年第4期HEBEIMETALLURGYTotalNo.3282023,Number4强化烧结混合制粒生产实践朱旺1,欧书海1,潘文2,刘磊1,赵俊花1,徐慧如1(1.北京首钢股份有限公司,河北唐山064400;2.首钢集团有限公司技术研究院,北京100043)摘要:强化混合料制粒效果,提高料层透气性,是强化烧结的一个重要手段。首钢京唐钢铁公司针对原料配比改变后,烧结混合制粒系统混合机筒体粘料严重,混合制粒效果差,影响烧结料层透气性,制约烧结生产效率和质量提升等问题进行了优化升级。通过将一次混合机料筒改用95氧化铝刚玉陶瓷复合衬板,扬料板高度设为75mm,板间距600mm,二次混合机料筒采用锥形逆流陶瓷衬板等措施,烧结机料层厚度提高30mm,利用系数提高2%,平均粒径提高0.34mm。关键词:圆筒混合机;粘料;锥形逆螺旋陶瓷衬板;利用系数中图分类号:TF046.4文献标志码:B文章编号:1006-5008(2023)04-0032-05doi:10.13630/j.cnki.13-1172.2023.0407ENHANCESINTERINGMIXEDGRANULATIONPRODUCTIONPRACTICESZhuWang1,OuShuhai1,PanWen2,LiuLei1,ZhaoJunhua1,XuHuiru1(1.BeijingShougangCo.,Ltd.,Tangshan064400,Hebei;2.TechnicalResearchInstituteofShougangGroupCo.,Ltd.,Beijing100043)Abstract:Strengtheningthegranulationeffectofmixtureandimprovingtheairpermeabilityofthemateriallayerareanimportantmeanstostrengthensintering.ShougangJingtangIronandSteelCompanyhasopti-mizedandupgradedtheproblemsofseriousstickinessofthebarrelofthesinteringmixinggranulationsystem,poormixingandgranulationeffect,affectingtheairpermeabilityofthesinteredmateriallayer,andrestrictingthesinteringproductionefficiencyandqualityimprovementafterthechangeofrawmaterialratio.Bychangingtheprimarymixerbarrelto95aluminacorundumceramiccompositeliner,theheightoftheliftingplateissetto75mmandtheplatespacingis600mm,usingconicalcountercurrentceramiclinerandothermeasures,thethicknessofsinteringmachinemateriallayerisincreasedby30mm,theutilizationcoeffi-cientisincreasedby2%,andtheaverageparticlesizeisincreasedby0.34mm.Keywords:cylindermixer;stickymaterials;taperedreversespiralceramicliner;utilizationfactor收稿日期:2022-12-26作者简介:朱旺(1988-),男,2011毕业于四川大学冶金...