High temperature tribological behaviors of superfine kaolin in colza oil were tested with SRV machine,and wear surface was observed by surface profiler.

• 采用多功能SRV试验机考察了超细高岭土在菜籽油中的高温摩擦学性能,并利用表面轮廓仪对试块的磨损表面形貌进行观察。