... dioxide and zircon sand, which been series processing of needling ,cutting and rollings, including 1260°C Standard ... ceramic fiber blanket.Bulk blanket with the advantage of uniform quality, smoothly surface ,pure white color, ... glasses , harmless to the human body, without any side effects.Product Technical Specifications: ItemStandardHigh PureHigh AluminumAlu-ZirconiumZirconiumClassification Temp ...