用无烟煤作助磨剂(球磨减小镁的粒度),用焦煤作热成型的粘结剂,制得了具有一定粒度和机械强度的储氢材料.扫描电镜观测结果表明,储氢材料中的镁和无烟煤颗粒被受热时发生熔融的焦煤粘结了起来.X射线衍射测试结果表明,镁吸氢后成为四方晶系MgH2.当焦煤添加量为15％～25％、热处理温度为500～600℃时,制得耐磨强度较高的块状储氢材料.
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