高强石墨G540石墨 铸造石墨/光纤石墨
G540 graphite performance: the high temperature strength, good electrical conductivity, high thermal shock resistance, good chemical stability, self-lubrication, good workability. G540 graphite proportion (g/cm3) : 1.85 resistivity (mu Ω cm) : 15.0 young's modulus (Gpa) : 13.7 flexural strength (MPa) : 88.2 hardness (shore) : 78 thermal expansion coefficient (* 10-6 / ℃) : 5.5 thermal conductivity (W/mk) : 93