Alumina ceramic has the advantages of super hardness, high wear-resisting,good corrosion resistance and electric insulation,resistant acid-base,high intensity,thermostable,high temperature tolerance,good insulation,high strength,precision process,high mechanical strength,good chemical stability. Good smoothness, mechanical seal good, polishing surface and so on. Feature: 1. High chemical etching resistance. 2. High temperature up to 1200°C 3. Resistant to sudden cold and hot, un-explosive. 4. High density 5. Various kinds of shape.
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