MECHANISM FOR COMPARATIVE ASSESSMENT OF HEAT STABILITY OF LUBRICANTS

摘要

the invention u043eu0442u043du043eu0441u0438u0442u0441u00a0 to thermal u0438u0441u0441u043bu0435u0434u043eu0432u0430u043du0438u00a0u043c, in particular to devices u0434u043bu00a0 evaluation u0442u0435u0440u043cu043eu0441u0442u0430u0431u0438u043bu044cu043du043eu0441u0442u0438 lubricants and may be used in the u043eu043du0442u0440u043eu043bu0435 u0433u043eu0440u00a0u0447u0435u0439 stamping processes, u043fu0440u0435u0441u0441u043eu0432u0430u043du0438u00a0 and u043bu0438u0442u044cu00a0 under the pressure of the u0438u0437u043eu0431u0440u0435u0442u0435u043du0438u00a0 - reduce the time of testing.the device consists of two grounds - upper and lower two side covers are formed of a sealed working chamber and covers are available, with the possibility of the aru u0449u0435u043du0438u00a0 two pairs of rolls in the clearance between the rolls is a metal strip, one of the sites which u043du0430u0433u0440u0435u0442 600 - 1000 & deg;.at the points of contact of the two rolls u043du0430u043du043eu0441u00a0u0442 examined lubricant products u0442u0435u0440u043cu043eu0440u0430u0437u043bu043eu0436u0435u043du0438u00a0 which arrive at the working chamber, divided into two u043du0435u0441u043eu043e stripe u0431u0449u0430u044eu0449u0438u0435u0441u00a0 of sensors record the change of u0434u0430u0432u043bu0435u043du0438u00a0 in both u0447u0430u0441u0442u00a0u0445, which u0441u0443u0434u00a0u0442 on comparative u0442u0435u0440u043cu043eu0441u0442u0430u0431u0438u043bu044cu043du043eu0441u0442u0438 smz - u0437u043eu043a 2 or (l c