三明治棚板:是以碳化硅,氧化铝,氧化锆复合成型,经高温烧结而成的一种复合型新产品。
·优点: 具有碳化硅优良的热传导性和高温荷重性能,同时氧化铝,氧化锆面层能有效确保棚板在高温使用时不会与产品起反应。适合在各种高性能电子元件烧结窑炉中使用。 ·常用规格:(mm) 295*295*11 310*310*11 320*320*11 320*150*11 300*300*11 注:厚度可按客户要求生产 ·碳化硅夹芯板理化指标: 化学成分 | 指标 | 物理性能 | 指标 | SiC | >90% | 体积密度(g/cm3) | 2.6 | | | 常温耐压强度(MPa) | ≥85 | | | 耐火度(℃) | 1750 | | | 高温抗折强度(Mpa)1200℃ | ≥10 | | | 荷重软化温度(℃) | ≥1600 | | | 热膨胀率1000℃(%) | 0.4∽0.5 |
Sandwish Board : It is a new combined product, made by high sintering silicon carbide ,alumina ,zirconia together .
·Advantage: It has good thermal conductivity and the heat load functions like silicon carbide. The surface made by aluminum and zirconia will not rise reaction with products . It is suitable to be used in various kiln stove for high performance electronics component. ·Dimension in common usage (mm ): 295*295*11 310*310*11 320*320*11 320*150*11 300*300*11 Note :The thickness can be produced by customers’ require ·Sandwish board technique index: Chemical composition | Index | Physical specification | Index | SiC | >90% | volume concentration(g/cm3) | 2.6 | | | cold crushing strength (MPa) | ≥85 | | | refractability(℃) | 1750 | | | bending strength under high temperature(Mpa)1200℃ | ≥10 | | | refractoriness under load(℃) | ≥1600 | | | heat expansibility 1000℃(%) | 0.4∽0.5 |
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