"low thermal expansion coefficient refractory ceramic"

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Products Description Alumina Ceramic Main performance index: 1. Material : High purity alumina oxide 95%-99%. 2. Application: Used for all kinds of electric heatingequipment and electric equipment, and textile machinery.3. Good smooth and high strength.4. Diameter from 1mm to 120mm,Length from 100mmto 2000mm, multi bores tubes can be made. 5. Max working temperature 1800℃. 6. Out surface can be grinded drilling hole to make tight tolerance and right instillation.7. OEM and