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密度density:3.2g/cm3 硬度vickers:1500-1800Kg/mm 抗弯强度bending strength:200Mpa 抗压强度compressive strength:1400Mpa 断裂韧性fracture toughness:2.5Mpa•m1/2 最高使用温度Max Use Temperature:800℃ 弹性模量elastic modulus:300-320Gpa 热胀系数coeffient of thermal expansion:3.2 X10-6/k 泊松比poissom ratio:0.26 热导率(500℃)Thermal Conductivity:18 W/mk 比电阻率(600℃)resistance:1012Ω•mm2/m 耐酸碱腐蚀性能:强