High-temperature star-type unloading valve, which consists of three parts: motor, gear differential traveling volume reducer (X) or pinwheel cycloid reducer (Z) and rotary dragon type unloader. Among them, the driving device adopts side chain. Chain drive, there are two series, 60 kinds of specifications, import and export flange square for A type, round for B type.
Star unloader is suitable for powdery materials, when the material temperature is greater than 200 degrees and less than 300 degrees, the valve body is made of cast iron, the bearing adopts high-temperature bearings, 304 stainless steel at 400 degrees to 500 degrees: 316 stainless steel when the temperature reaches 800 degrees: 316L stainless steel at 800 degrees to 1000 degrees: 310s stainless steel when the temperature is greater than 1000 degrees.