DJY2212115 Heat Resistant Alumina CeramicA Boiler water level sensor

 DJM Boiler electrode rod type and DJY press in type series electric contacts are made of high-purity alumina ceramic tube as insulating material and sealed with high-temperature corrosion-resistant expansion alloy by special ceramsite welding process at high temperature (the expansion coefficient of alloy is the same as that of alumina ceramic tube).    The product is mainly inst...

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