carbide cermet造句

• The vc - fe surface composite shows high wear - resistance , it ' s wear - resistance is 4 . 20 times as that of chilling respectively . with the content of v increasing , it ' s rigidity and wear - resistance increases continually . more vc grains gained , and well distributed , better wear - resistance the vc - fe surface composite will show . ( 7 ) surface cermet composite was formed by the means of cast - sintering technique , with the help of adding wc grains and the quantity of heat sent out from the reaction v + c vc , the carbide cermet quality percent exceeds 60 %
  在重载干滑动摩擦条件下， vc一fe表面复合材料显示了很高的耐磨性，其相对耐磨性是可淬硬铸铁的4 . 2倍:随着含v量的增加， vc一fe表面复合材料的铸态硬度和耐磨性不断提高， vc颗粒越多，分布越均匀，表面复合材料的耐磨性就愈好。