High-Purity Flexible Graphite Sheet (99.9%)

Cat No:FCSM-0033

Description

Nuclear-grade flexible graphite sheet with ultra-low sulfur content, used as a high-performance heat spreader and sealing element in high-power stacks.

Datasheet

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Basic Information

Material Composition	99.9% Natural Graphite
Thickness (μm)	500
Density (g/cm³)	1.1
Surface Resistance (mΩ·cm²)	< 8
Tensile Strength (MPa)	5.5
Thermal Conductivity (W/m·K)	150
Porosity (%)	10
Operating Temp Max (°C)	500
Flexural Strength (MPa)	N/A
Corrosion Resistance (μA/cm²)	Excellent
Contact Angle (°)	90
Gas Permeability (cm³/cm²·s)	< 10⁻⁶
Coefficient of Thermal Expansion (10⁻⁶/K)	1.0 (Z-axis)
Shore Hardness	45 (Shore A)
Water Uptake (%)	< 0.5
Ash Content (%)	< 0.1
Mean Pore Size (μm)	N/A
Compressive Strength (MPa)	28
Electrical Conductivity (S/cm)	1200
Specific Surface Area (m²/g)	35
Young's Modulus (GPa)	1.8
Chemical Stability	Chemically Inert
Coating Material	None
Surface Roughness (Ra)	0.4

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