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上海第二耐火材料厂研制成功一种多晶α-氧化铝纤维,它适用于1500℃左右的钨丝炉、铂金丝炉等热工装置。系采用化学法即通过制备含铝胶液,采用高速离心设备成丝,经1200℃下热处理制得。达到技术指标:Al_2O_3≥95%;直经φ≤10μ;使用温度1500℃,最高使用温度1600℃。该纤维具有耐高温、容重轻、隔热性能
Shanghai Second Refractories Factory successfully developed a polycrystalline α-alumina fiber, which is suitable for about 1500 ℃ tungsten furnace, platinum furnace and other thermal devices. The Department of Chemistry that is prepared by the preparation of aluminum-containing glue, the use of high-speed centrifugal equipment into wire, by 1200 ℃ heat treatment in the system. Achieved technical indicators: Al_2O_3 ≥ 95%; through φ ≤ 10μ; temperature 1500 ℃, the maximum temperature of 1600 ℃. The fiber has high temperature resistance, light weight, thermal insulation properties