The removable insulation jacket is a type of insulation cover made of materials that can withstand high and low temperatures and are fireproof and heat-insulating. It consists of three layers: an inner lining layer, a heat insulation layer, and an outer protective layer. It can be quickly installed or disassembled, facilitating the maintenance and repair of the equipment. It is customized according to the type of equipment, working conditions, internal and external structure, physical environment, and chemical environment to ensure the best insulation effect and adaptability. It has good insulation and heat preservation properties, and does not crack. This insulation cover not only has excellent insulation and heat preservation effects, but also prevents the equipment from being damaged due to temperature fluctuations. It can not only improve production efficiency but also reduce costs, and at the same time, it helps to enhance the safety and aesthetics of the working environment.