Composite material with titanium diboride intermediate coating
A technology of titanium diboride and intermediate coating, applied in the field of composite materials, can solve the problems of large internal resistance of the coating and high voltage of the electrode tank, and achieve the effects of improving electrical conductivity, low cost and uniform electrode current distribution
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[0017] Embodiment 1: if figure 1 As shown, the structure of the composite plate of the present invention is: the outer surface of the base metal plate 1 is sequentially coated with an intermediate layer of titanium diboride 2 and a surface active coating 3, and the thickness of the intermediate layer of titanium diboride 2 is 0.5 μm, The thickness of the surface-active coating 3 is 1 mm. The base metal plate 1 is a pure titanium or pure aluminum plate with a thickness of 0.5 mm. The material of the surface active coating 3 is a multi-component system coating composed of lead, manganese and rare earth element oxides, and the specific components are lead dioxide 70wt%, manganese dioxide 20wt%, rare earth oxide 0.1wt%.
[0018] Degrease and sandblast the 120×120×0.8mm aluminum plate, use H62 hot rolling mill and ZT-45-18Y vacuum hot pressing furnace, the working parameters are hot rolling temperature of 400 °C, sintering temperature of 450 °C, vacuum degree 10-2Pa, holding time...
Example Embodiment
[0019] Embodiment 2: as figure 1 As shown, the structure of the composite plate of the present invention is: the structure of the composite plate of the present invention is: the outer surface of the base metal plate 1 is sequentially coated with an intermediate layer of titanium diboride 2 and a surface active coating 3, and the intermediate layer two The thickness of the titanium boride 2 is 0.6 μm and the thickness of the surface active coating 3 is 0.8 mm. The base metal plate 1 is a pure titanium or pure aluminum plate with a thickness of 5 mm. The material of the surface active coating 3 is a multi-component system coating composed of lead, manganese and rare earth element oxides, and the specific components are lead dioxide 78wt%, manganese dioxide 30wt%, rare earth oxide 4wt%.
[0020] Degrease and sandblast the 120×120×0.8mm aluminum plate, use the working parameters as spraying voltage 38V, current 160A, air pressure 0.5MPa, spraying distance 100mm, CDM-1620 type ar...
Example Embodiment
[0021] Embodiment three: as figure 1 As shown, the structure of the composite plate of the present invention is: the structure of the composite plate of the present invention is: the outer surface of the base metal plate 1 is sequentially coated with an intermediate layer of titanium diboride 2 and a surface active coating 3, and the intermediate layer two The thickness of the titanium boride 2 is 3 μm and the thickness of the surface active coating 3 is 0.2 mm. The base metal plate 1 is a pure titanium or pure aluminum plate with a thickness of 5 mm. The materials of the surface active coating 3 are lead and manganese, and the specific components are lead dioxide 90wt% and manganese dioxide 10wt%.
[0022] Degrease and sandblast the surface of the 120×120×0.8mm aluminum plate, use the working parameters as spraying voltage 36V, current 200A, air pressure 0.5MPa, spraying distance 180mm, CDM-1620 arc spraying machine sprays 0.5-3μm thick diboride Titanium intermediate layer,...
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