在球磨機jinxingmosuishi,yaozaimojineixianjiaruyixuandingguigedegangbang,meizhongguigegangbangdepeibiyoujisuanqiude,yibaozhengjiaodademokuanggongzuobiaomianyijijiaoshiyidepinghengfuhe。shidangdefuhebaokuogezhongzhijingdegangbang,gangbangdezhijingzaixinjiadegangbangdaokepaichudeyimosungangbangzhijianbianhua。qiumojineishijiyingyongdegangbangzhijingzai25毫米和150haomizhijian。gangbangdezhijingyuexiao,qizongbiaomianjiyueda,yincimokuangxiaolvyuegao。danshigangbangdejiaodazhijingyingbudayuqiumojigeikuangzhongjiaodakelidelidu。geikuanghuochanpinjiaocushiyibanxuyaozhijinggengdadegangbang。
一般而言,當球磨機內鋼棒磨損到大約25毫hao米mi直zhi徑jing以yi下xia時shi需xu要yao進jin行xing更geng換huan,這zhe視shi其qi不bu同tong用yong途tu而er定ding,因yin為wei小xiao直zhi徑jing鋼gang棒bang易yi於yu扭niu曲qu和he折zhe斷duan。此ci時shi可ke使shi用yong高gao碳tan鋼gang棒bang,因yin為wei此ci種zhong鋼gang棒bang較jiao為wei堅jian硬ying,且qie磨mo損sun後hou折zhe斷duan而er不bu翹qiao曲qu,進jin而er不bu會hui與yu其qi他ta鋼gang棒bang纏chan繞rao在zai一yi起qi。當dang充chong填tian率lv為wei球qiu磨mo機ji密mi集ji容rong積ji的de35%時,使用新棒可獲得較佳磨礦速度。鋼棒磨損後其體積減少20%-30%,可通過新棒代替磨損的鋼棒,以保持這個充填率。這一比例意味著在正常的空隙度下,充填率約為球磨機容積的45%。充填率過大使磨礦的效率下降以及襯板和鋼棒的耗量增加。鋼棒耗量隨給礦性質、磨機轉速、鋼棒長度和產品粒度而大幅度變化,濕磨時鋼耗一般為每噸礦石0.1-1.0kg,因此幹磨效果較好。
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