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热压石墨模具损坏的几个因素

发布时间:2020-07-03 18:08:04 浏览:350次

热压石墨模具的烧结有两种方式:电阻加热方式和中频感应加热方式。我们知道,用电阻加热法烧结时,外模温度较低,刀头温度和内模温度较高,温度分布不均决定了模具的损坏位置。

  1. CHUIQISUNSHANGLEIXING:ZAISHAOJIEGUOCHENGZHONG,JITIFENMOZAIRONGHUAZHUANGTAIXIASHENTOUDAOSHIMOMOJUDEYANGHUAJIANXIZHONG,DAOZHIDAOTOUYUMOJUZHIJIANZHANFU,NANYITUOMO,MOJUFANFUGONGSIHUIDAOZHIMOJUTUOMO,DAOZHIMOJUBIANYUANHEJINSHUAOKENGDEQUESHI。

    热压石墨模具损坏的几个因素

2.BIAOMIANYANGHUAHELIEWEN:YOUYUREYASHAOJIEGUOCHENGZHONGMEIYOUHAIYUANQIFENDEBAOHU,SHIMOYUKONGQIZHIJIEJIECHU,ZAIGAOWENXIABUKEBIMIANDIFASHENGBIAOMIANYANGHUA,WENDUYUEGAO,YANGHUASULVYUEKUAI,KUANGSHIMOJUZHUJIANXIAOHAO,ZHISHENGXIABUFENTANHEHUIFEN,ZAISHIJISHENGCHANXIANCHANGKEYIFAXIANSHICAI,JINGGUOYIDUANSHIJIANHOU,MOJUBIAOMIANHUICHANSHENGMAOKONGHEFENHUAJI。

山东彩票3.SHIMOMOJUDEMOSUNCHICUNHENCHA:YIXIEJITIFENMOJIANGYIRONGRONGZHUANGTAIJIYADAOMOJUBIAOMIAN,FUZHEZAISHIMOCAILIAOSHANG。ZAIMOJUXIAYICISHIYONGQIAN,BIXUSHOUDONGQINGCHUJINSHUCANLIUWU,CONGERDAOZHIMOJUDEXINGZHUANGHECHICUNCHAOGUOGONGCHA。

山东彩票4.POLIE:ZAOCHENGZHEIZHONGPOHUAIDEYUANYINSHIJINGANGSHIDAOJUTOUDECEBANMEIYOUBEIJINJINJIAJIN,ZAOCHENGTOUBUYAJIANGBUPINGHENG,ZAOCHENGHENGXIANGJIANQIELI。

5.破碎:石墨模具与含有金刚石的基体粉末直接接触,接触表面处于高压状态,金刚石与石墨模具的硬度差过大,模具表面与金刚石刀头接触时会出现凹坑。

RECHULIHOU,NEIBU、WAIBUHEDUANBUYINGMOSUN,RANHOUTUICI。RUYOUBIYAO,YINGJINXINGDIANQIJIAGONG,SHUKONGXIANCHUANG,*HOUYANMOHUOPAOGUANG。