Graphite Crucible, Metal Melting & Casting Graphite ...
2021-11-20u2002·u2002Quartz crucible has fused silica as main material and its many desirable properties includes high chemical purity, high corrosion resistance, high melting point, extreme hardness, low coefficient of thermal expansion, high refractoriness, good thermal stability, high thermal shock resistance. 2.4, Melting and Holding Temperatures
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