In order to state a powdered metal composite material having a high specific electrical resistance and having good mechanical strength, very good resistance to temperature and to fuel, and a starting material and a method for the economical production of such a composite material, a powdered metal composite material having a high specific electrical resistance, which contains at least two oxides encapsulating the powdered metal particles, the oxides forming at least one common phase, and a starting material containing a powdered metal, which contains at least two antitack agents having oxidic pyrolysis residue and oxidic fine powder, and a method for producing such a composite material are made available, which relate to a starting material of the kind named, in which the starting material is pressed to form molded articles, in which the antitack agents are pyrolyzed in a nonreducing atmosphere to form oxides, and the oxides then present are made to react with one another to form at least one common phase.
为了描述一种具有高比电阻、良好机械强度、非常好的耐温性和耐燃性的粉末
金属复合材料,以及一种经济生产这种复合材料的起始材料和方法,提供了一种具有高比电阻的粉末
金属复合材料,其中包含至少两种氧化物封装的粉末
金属颗粒,这些氧化物形成至少一个共同相,以及一种包含粉末
金属的起始材料,其中包含至少两种具有氧化焦
炭残留物和氧化细粉的防粘剂,并提供了生产这种复合材料的方法,相关起始材料被压缩成成型件,其中防粘剂在非还原气氛中热解成氧化物,然后存在的氧化物相互反应形成至少一个共同相。