High-temperature-resistant multi-layer composite heat-insulating component and preparation method thereof
A multi-layer composite, high temperature resistant technology, applied in vehicle parts, chemical instruments and methods, lamination and other directions, can solve the problems of low use temperature, low aluminum density, not suitable for high temperature heat insulation environment, etc., and achieve good heat insulation effect , The preparation method is simple and feasible, and the thermal insulation effect is excellent in stability.
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[0023] Example 1
[0024] A high-temperature resistant multilayer composite thermal insulation component: It is composed of a reflective layer and a thermal resistance layer. The reflective layer near the hot surface is the hot surface layer of the thermal insulation component, and the reflective layer near the cold surface is the thermal insulation component For the cold surface layer, the reflective layer is a metal foil plated with a high-reflectivity material, the thermal resistance layer is a heat-insulating material with low thermal conductivity; the high-reflectivity material is silver, and the low thermal conductivity The thermal insulation material is ceramic fiber paper; the reflective layer is a silver-plated stainless steel foil with a thickness of 0.033mm; the thermal resistance layer is ceramic fiber paper with a thickness of 0.26mm. The total thickness is not more than 2mm.
[0025] The preparation method of the above-mentioned high-temperature resistant multilayer ...
Example Embodiment
[0044] Example 2
[0045] A high-temperature resistant multilayer composite thermal insulation component: It is composed of a reflective layer and a thermal resistance layer. The reflective layer near the hot surface is the hot surface layer of the thermal insulation component, and the reflective layer near the cold surface is the thermal insulation component For the cold surface layer, the reflective layer is a metal foil plated with a high-reflectivity material, the thermal resistance layer is a heat-insulating material with low thermal conductivity; the high-reflectivity material is silver, and the low thermal conductivity The heat insulation material is ceramic fiber paper; the reflective layer is a silver-plated stainless steel foil with a thickness of 0.03mm; the thermal resistance layer is ceramic fiber paper with a thickness of 0.25mm. The reflective layer and the thermal resistance layer The total thickness is not more than 2mm.
[0046] The preparation method of the abov...
Example Embodiment
[0048] Example 3
[0049] A high-temperature resistant multilayer composite thermal insulation component: It is composed of a reflective layer and a thermal resistance layer. The reflective layer near the hot surface is the hot surface layer of the thermal insulation component, and the reflective layer near the cold surface is the thermal insulation component For the cold surface layer, the reflective layer is a metal foil plated with a high-reflectivity material, the thermal resistance layer is a heat-insulating material with a low thermal conductivity; the high-reflectivity material is silver, and the low thermal conductivity The thermal insulation material is ceramic fiber paper; the reflective layer is a silver-plated stainless steel foil with a thickness of 0.035mm; the thermal resistance layer is ceramic fiber paper with a thickness of 0.27mm. The reflective layer and the thermal resistance layer The total thickness is not more than 2mm.
[0050] The preparation method of th...
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