Cotronics' 390 ceramic paper, packaged in job-size rolls, is made from high-purity, asbestos-free, aluminum oxide-based, refractory fibers. It can be used in temperatures to 1371℃ (2500°F) and has dielectric strength to 100 V/mil. Uses include high-temperature gaskets, combustion furnaces, catalytic furnaces, etc. Cotronics Corp., tel. 718-646-7996, fax 718-646-3028.
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机译：Cotronics 390陶瓷纸包装成工作尺寸的卷筒，由高纯度，无石棉，氧化铝基耐火纤维制成。它可以在高达1371℃（2500°F）的温度下使用，并且具有100 V / mil的介电强度。用途包括高温垫片，燃烧炉，催化炉等。Cotronics Corp.，电话。 718-646-7996，传真718-646-3028。
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