Quartz is a mineral composed of silicon dioxide, with the chemical formula SiO2. Pure quartz is colorless and transparent, but can appear in various colors due to trace amounts of pigment ions, finely dispersed inclusions, or the presence of color centers, which reduces its transparency. It has a vitreous luster and a greasy sheen on the fracture. Quartz products are widely used in semiconductor manufacturing, and high-purity quartz products are important consumables in wafer production.
The manufacturing process for quartz products is very complex. Quartz sand is first melted and smelted into quartz ingots, which are then heat-formed and cold-processed into quartz products. Based on the process and processing technology, quartz products can be divided into two types: fire-processed and machine-processed. Fire-processing is primarily used in the photovoltaic industry and has lower profit margins. Machine processing relies on different methods and combinations to complete shaping and polishing, primarily producing high-value-added products that require high consistency and stability, and is often used in the semiconductor industry.
Quartz components used in semiconductors can generally be divided into high-temperature and low-temperature components, respectively used in high-temperature processes such as diffusion and oxidation, and low-temperature processes such as etching, packaging, photolithography, and cleaning. Quartz components used in high-temperature processes, as they must operate continuously for hours at temperatures exceeding 1,000 degrees Celsius, require high-temperature resistance, excellent thermal stability, and resistance to deformation. The presence of hydroxyl groups alters the bonding structure of silicon dioxide, the primary component of quartz products, thereby reducing the material's thermal stability and significantly diminishing its high-temperature resistance. Therefore, quartz components used in high-temperature processes require dehydroxylation. Furthermore, these components must exhibit corrosion resistance, excellent light transmittance, and low impurity content. Quartz components used in low-temperature processes, on the other hand, do not require high-temperature processing, so the hydroxyl content of the quartz material is not a requirement.
Quartz Boat
Quartz Tube
Quartz Crucible
Quartz Tank/Bath
Quartz Pedestal
Quartz Bell Jar
Quartz Ring
Other Quartz Parts
Semicorex Quartz 12” piedestal er en højt specialiseret komponent designet til diffusionsprocessen i halvlederfremstilling. Semicorex er forpligtet til at levere kvalitetsprodukter til konkurrencedygtige priser, vi ser frem til at blive din langsigtede partner i Kina*.
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Læs mereSend forespørgselSemicorex Quartz 12” Boat er en væsentlig komponent i halvlederfremstillingsprocessen, designet specifikt til sikker og effektiv håndtering af 12-tommer wafers. Semicorex er forpligtet til at levere kvalitetsprodukter til konkurrencedygtige priser, vi ser frem til at blive din langsigtede partner i Kina*.
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Læs mereSend forespørgselSemicorex 8-tommer Quartz Thermos Bucket, et højdepunkt af præcisionsteknik skræddersyet specifikt til halvlederindustrien. Designet til at beskytte og vedligeholde integriteten af 8-tommer wafers under transport og opbevaring, denne 8-tommer Quartz termokandespand kombinerer banebrydende materialer med omhyggeligt håndværk for at opfylde de strenge krav fra moderne halvlederfabrikationsfaciliteter. Semicorex er forpligtet til at levere kvalitetsprodukter til konkurrencedygtige priser, vi ser frem til at blive din langsigtede partner i Kina.
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