摘要：【中文】一种AgZrB₂电触头材料，包括以下组分：Ag粉末88wt.％～98wt.％；ZrB₂粉末2wt.％～12wt.％；一种AgZrB₂电触头材料的制备方法，包括以下步骤：步骤1，按Ag与ZrB₂质量比为88～98wt.％和2～12wt.％称量好的Ag、ZrB₂粉末在行星式球磨机中混粉，分别添加无水乙醇和聚乙烯吡咯烷酮作为过程控制剂和分散剂；步骤2，将预先球磨粉末在三维振动混粉机上再次混粉；步骤3，将混合后的粉末置于放电等离子烧结炉中烧结，对炉内抽真空，加热升温，保温，随后炉冷到室温，即可获得AgZrB₂触头材料。 【EN】AgZrB₂An electrical contact material comprising the following components: 88 wt.% to 98 wt.% of Ag powder; ZrB₂Powder 2 wt.% to 12 wt.%; AgZrB₂The preparation method of the electrical contact material comprises the following steps: step 1, according to Ag and ZrB₂Ag and ZrB weighed in a mass ratio of 88-98 wt.% to 2-12 wt%₂Mixing the powder in a planetary ball mill, and respectively adding anhydrous ethanol and polyvinylpyrrolidone as a process control agent and a dispersing agent; step 2, mixing the ball-milled powder on a three-dimensional vibration powder mixer again; and 3, placing the mixed powder into a discharge plasma sintering furnace for sintering, vacuumizing the furnace, heating, keeping the temperature, and then cooling the furnace to room temperature to obtain the AgZrB₂A contact material.

摘要：【中文】本发明公开了一种抗材料转移性能优异的AgZrB₂‑Gr触头材料及其制备方法，由以下组分组成：Ag 88.5～97.95wt.％；ZrB₂ 2.0～10.0wt.％；Gr 0.05～1.5wt.％；该制备方法为：按照AgZrB₂‑Gr触头材料的成分配比计算所需Ag粉、Gr粉和ZrB₂粉用量，称取备用；将称量好的ZrB₂、Gr粉末在行星式球磨机中混粉；向行星式球磨机中再加入称量好的Ag粉继续混粉，并加入过程控制剂和分散剂；将球磨后的粉末在三维振动混粉机上再次混粉；将混合后的粉末置于放电等离子烧结炉中烧结，随后炉冷到室温，即可得到AgZrB₂‑Gr触头材料。具有抗材料转移性能，同时具备优良的抗侵蚀性和抗熔焊性等电气性能。 【EN】The invention discloses AgZrB with excellent material transfer resistance₂-Gr contact material and a preparation method thereof, consisting of the following components: 88.5-97.95 wt.% Ag; ZrB₂2.0-10.0 wt.%; 0.05-1.5 wt.% Gr; the preparation method comprises the following steps: according to AgZrB₂Calculating the component proportion of Ag powder, Gr powder and ZrB required by the calculation of the Gr contact material₂Weighing the powder for later use; weighing ZrB₂Mixing the Gr powder in a planetary ball mill; adding the weighed Ag powder into the planetary ball mill, continuously mixing the Ag powder, and adding a process control agent and a dispersing agent; mixing the ball-milled powder on a three-dimensional vibrating powder mixer again; mixing the powdersSintering in a spark plasma sintering furnace, and cooling to room temperature to obtain AgZrB₂-Gr contact material. Has the performance of resisting material transfer, and simultaneously has excellent electrical properties such as erosion resistance, fusion welding resistance and the like.