RACOFIBER Refractory Ceramic Fiber Blanket 1260STD

Product description: RACOFIBER™ ceramic fiber blanket select the high standard raw material ,after the melting of the resistance furnace and special needle process then molding  by high temperature treatment. It is applicable to different temperatures. It can be made into Alumina foiled ceramic fiber blanket according to the requirement of the customers.   Features: Good extension strength. Continuous long fiber and double needled process guarantee the extension strength of the ceramic fiber blanket no matter before or after affected by the heat . Good sound absorbing performance . Excellent thermal shock resistance Stretch flexible and elastic      Application: The wall lining of the furnace, kiln roof insulation, furnace door sealing, flue lining Duct insulation, the insulating of the internal components of the transport facilities High temperature filter   Technical data: Type STD HP Synthesis HA HAZ HZ HCr Classify Temp. (℃) 1260 1260 1260 1260 1400 1430 1500 Density (Kg/m³) 64, 96, 128, 160 Tensile strength (Kpa) ≥60 （64kg/m³ ≥ 18, 96kg/m³ ≥ 40） Permanent Change on Heating for 24h (%) ≤3    （1000℃） ≤3    （1100℃） ≤3    （1200℃） ≤3    （1200℃） ≤3    （1200℃） ≤3    （1300℃） ≤3    （1350℃） Chemical component (%) Al2O3 ≥44 ≥47 ≥44 ≥52 ≥38 ≥34 ≥42 ZrO2 _ _ _ _ ≥5-7 ≥15 _ Cr2O3 _ _ _ _ _ _ 2.5-3 Al2O3+SiO2 ≥97 ≥97 ≥99.1 ≥98 _ _ _ Al2O3+SiO2+ZrO2/ Cr2O3 _ _ _ _ ≥99.1 ≥99.1 ≥99.1 Fe2O3 ≤1.2 ≤1.2 ≤0.2 ≤0.6 ≤0.2 ≤0.2 ≤0.2 NaO2+K2O ＜0.8 ＜0.8 ≤2.5 ≤0.4 ≤2.5 ≤2.5 ≤2.5