Chemical plant machinery and equipment need to do more insulation solutions, a variety of pumps, reaction kettles, fans, heat exchangers, compressor pipes and valves will be exposed to flammable, explosive toxic or precious media and transport corrosive media, removable insulation sleeve can prevent water, steam, oil, gas, mud, a variety of corrosive media, Damage to equipment caused by liquid metals and radioactive fluids. During the operation of the equipment operating environment temperature from 270 ℃ ultra-low temperature to 1430 ℃, so that staff can not be near, removable insulation sleeve has the equipment internal temperature continuous and external insulation anti-ironing effect.