The present invention relates to a real silk high-temp. intermittent refiner, including, including main refining cylinder, heat exchanger, main circulating pump, a rationing barrel, two preliminary cylinders, charging pump and preliminary cylinder pump, in which the main refining cylinder is a high-temp. one, including vertical cylinder body, cylinder cover and silk-hanging device. in the interior of cylinder body and nearby inner wall the hot-water intake pipes are distributed, and the cylinder bottom is equipped with a liquor outlet. All the components are connected by means of pipe, every pipeline is equipped with electric control valve, all the pumps and valves are controlled by microcomputer, and its highest working temp, can be to 126 deg.C. After the grey silk is hung in the refining cylinder ,its refining process includes the steps of refining, finishing scouring, rinsing, acid rinsing and water-washing.