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1·Types ASPA-1 and ASPA-2 alumina-silica fiber paper are premium grade lightweight refractory material made from high-purity alumina-silica fibers formed into highly flexible sheets.

ASPA - 1型和aspa - 2型的氧化铝—氧化硅纤维纸是优质的轻质耐火材料，它们由高纯度的氧化铝—氧化硅纤维制造成高弹性的薄片状的。