Carbon/carbon crucibles are mainly used for high-purity silicon crystal growth, serving as a support for silicon materials and quartz crucibles; the product has a flexural strength ≥120MPa, replacing isostatic graphite and helping to increase the loading capacity of crystal growth equipment by more than 5 times.
Density, ≥1.45 g/cm³;
Flexural strength, ≥110 MPa;
Coefficient of thermal expansion, ≤1.0 × 10⁻⁶/K;
Thermal conductivity at room temperature, ≤10 W/(m·K);
Carbon/carbon insulation containers are mainly used in the thermal field system of monocrystalline silicon furnaces.
Density, ≥1.30 g/cm³;
Flexural strength, ≥100 MPa;
Coefficient of thermal expansion, ≤1.0 10⁻⁶/K;
Thermal conductivity at room temperature, ≤10 W/(m·K).
Carbon/carbon heaters are mainly used in the thermal systems of monocrystalline silicon furnaces and polycrystalline silicon ingot casting furnaces.
Density, ≥1.70 g/cm³;
Flexural strength, ≥130 MPa;
Compressive strength, ≥100 MPa;
Thermal conductivity at room temperature, ≥40 W/(m·K).
Carbon fiber panels can be customized in size according to requirements. Thickness ranges from 2mm to 100mm. Maximum length is 2.4 meters and maximum width is 1.2 meters.
Density, 1.50-1.70 g/cm³;
Flexural strength, ≥150 MPa;
Compressive strength, ≥180 MPa;
Thickness, 2mm-100mm;
Maximum service temperature, 3500°C.
Carbon/carbon fasteners are key components of the hot zone system in monocrystalline silicon furnaces, connecting crucibles, heaters, and other parts at high temperatures up to 1800℃.
Density, ≥1.30 g/cm³;
Flexural strength, ≥110 MPa;
Tensile strength, ≥90 MPa;
Compressive strength, ≥160 MPa;
Coefficient of thermal expansion, ≤1.0 10⁻⁶/K
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