Details:
Highly oriented pyrolytic graphite, or HOPG, has properties close to single-crystal graphite. It is made by subjecting pyrolytic graphite to annealing under compressive stress at approximately 3000°C.
Properties of HOPG
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Density
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2.250-2.265 g/cm3
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Interlayer distance (002)
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3.344-3.359 Å
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Thermal conductivity parallel (002)
Thermal conductivity perpendicular (002)
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1400-1800 W/(m·K)
8±1 W/(m·K)
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Thermal expansion perpendicular (002)
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20±1×10-6 /K
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Purity
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> 99.99 %
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Mosaic spread angle
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Grade A
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0.5°±0.1°
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Grade B
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0.8°±0.2°
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Grade C
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≥1.5°
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Product list
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Product # - Dimensions(mm)
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267679-5x5x1
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267679-7x7x1
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267679-10x10x1
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267679-12x12x1
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267679-20x20x1
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267679-10x10x1.5
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267679-10x10x2.0
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267679-12x12x1.5
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267679-12x12x2.0
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267679-20x20x1.5
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267679-20x20x2.0
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267679-10x10x0.5
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267679-12x12x0.5
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