首页> 外国专利> METHOD FOR PRODUCING POWDER METAL IRON POWDER FROM FINE IRON OXIDE POWDER BY REDUCTION WITH HOT GASES.

METHOD FOR PRODUCING POWDER METAL IRON POWDER FROM FINE IRON OXIDE POWDER BY REDUCTION WITH HOT GASES.

机译:通过还原热气由细氧化铁粉制备粉末状金属铁粉的方法。

摘要

To manufacture iron powders suitable for powder metallurgy from fine iron oxide powder with an average grain size of less than 100 mu m, the reduction of fine, loose iron oxide powders porous in themselves with a bulk density of less than 1.0 Mg.m-3 is carried out with gaseous reduction agents, preferably hydrogen, at temperatures between 1200 and 1392 DEG C, preferably between 1200 and 1300 DEG C.
机译:为了从平均粒径小于100微米的氧化铁细粉制造适用于粉末冶金的铁粉,应减少其自身的多孔性,堆积密度小于1.0 Mg.m <-的细的,疏松的氧化铁粉。 > 3在1200至1392℃,优选在1200至1300℃的温度下用气态还原剂,优选氢进行。

著录项

相似文献

  • 专利
  • 外文文献
  • 中文文献
获取专利

客服邮箱:kefu@zhangqiaokeyan.com

京公网安备:11010802029741号 ICP备案号:京ICP备15016152号-6 六维联合信息科技 (北京) 有限公司©版权所有
  • 客服微信

  • 服务号