Tube en quartz
Plaque de quartz
Tige de quartz
Applications optiques
Industrie des semi-conducteurs
Applications en laboratoire et en chimie
Quartz flange pipes are pipe connection components made from high-purity quartz glass, featuring exceptional high-temperature resistance, corrosion resistance, and chemical stability. They are suitable for use in industries such as chemical processing, pharmaceuticals, semiconductors, and fiber optics. With their high strength and excellent sealing properties, they ensure stable operation and tight connections in high-pressure and corrosive environments.
| Contenu de la propriété | Valeurs immobilières |
|---|---|
| SiO2 | 99.99% |
| Densité | 2,2×10³ kg/cm³ |
| Dureté | 5,5 - 6,5 Échelle de Mohs 570 KHN 100 |
| Résistance à la traction | 4,8×10⁷ Pa (N/mm2) (7000 psi) |
| Résistance à la compression | >1,1×10⁹ Pa (160 000 psi) |
| Coefficient de dilatation thermique | 5,5×10-⁷ cm/cm-°C (20°C-320°C) |
| Conductivité thermique | 1,4 W/m-°C |
| Chaleur spécifique | 670 J/kg-°C |
| Point d'adoucissement | 1730°C (3146°F) |
| Point de recuit | 1210°C (2210°F) |
| Point de contrainte | 1120°C (2048°F) |
| Température de travail | 1200°C (2192°F) |
| Résistivité électrique | 7×10⁷ ohm cm (350°C) |
| Taille | Sur mesure |
| Logo | Acceptation de logos personnalisés |
High-Temperature Performance
Quartz flange pipes can withstand extremely high-temperature environments, typically suitable for applications exceeding 1000°C, making them an ideal choice for high-temperature process flows.
Chemical Stability
The quartz material exhibits excellent resistance to various chemical substances, including strong acids, strong bases, and organic solvents. This characteristic makes quartz flange pipes particularly useful in the chemical and pharmaceutical industries.
High Purity and Low Impurities
Quartz flange pipes are made from high-purity quartz glass, which means they contain very low levels of impurities. This is crucial for applications requiring high-purity environments, such as semiconductor manufacturing.
Excellent Sealing and Mechanical Strength
Quartz flange pipes are precision-engineered to provide excellent sealing performance while maintaining high mechanical strength, allowing them to operate stably in high-pressure environments and reduce the risk of leaks.
Scénario d'application
High-Temperature Chemical Processing
Quartz flange pipes are essential in chemical processing plants where high-temperature, corrosive substances are common. They are used in reactors, distillation columns, and piping systems where they ensure reliable transfer and containment of aggressive chemicals at elevated temperatures, such as in the production of specialty chemicals or pharmaceuticals.
Semiconductor Manufacturing Clean Rooms
Due to their high purity and low impurity levels, quartz flange pipes are utilized in clean rooms in semiconductor manufacturing. They are ideal for piping gases and liquids during critical fabrication steps where any contamination can significantly affect the final product. Examples include processes like chemical vapor deposition (CVD) and etching where the purity of the delivery system is crucial.
High-Purity Pharmaceutical Production
In the pharmaceutical industry, quartz flange pipes are crucial for transferring highly sensitive and corrosive pharmaceutical ingredients. Their chemical inertness ensures that the materials do not react with or contaminate the drugs, while their high-temperature stability enables sterilization processes, ensuring the highest purity and safety standards in drug production.
Fiber Optic Production
In the production of fiber optic cables, quartz flange pipes are used to transfer high-purity gases and materials at high temperatures. The controlled environment needed for fiber optic production benefits from the high-temperature and chemical resistance of quartz, as well as its purity, ensuring that the resulting fibers meet demanding standards for signal transmission.
Quartz flange pipes offer several key advantages, including exceptional high-temperature resistance (typically exceeding 1000°C), excellent chemical stability against a wide range of corrosive substances, high purity and low impurity levels ideal for sensitive applications, and superior sealing and mechanical strength for reliable performance under pressure. These properties make them ideal for demanding environments where traditional materials may fail.
Quartz flange pipes are commonly utilized in industries such as chemical processing, pharmaceutical manufacturing, semiconductor fabrication, and fiber optic production. In chemical processing plants, they handle corrosive chemicals and high-temperature environments. In semiconductor manufacturing, their high purity prevents contamination of sensitive electronic components. In pharmaceutical and fiber optic production, their chemical inertness and temperature resistance are crucial for maintaining quality and process integrity.
The expected lifespan of quartz flange pipes depends on various factors such as operating temperature, pressure, chemical exposure, and handling procedures. With proper usage and regular inspection, quartz flange pipes can have a long service life. Routine maintenance should include checking for cracks, wear, or contamination, and cleaning the pipes as needed. Depending on the specific environment and usage, a replacement schedule should be established to ensure ongoing reliable performance.
Questions fréquemment posées
Le verre de quartz est un matériau dur et cassant doté d'excellentes propriétés physiques et chimiques, d'une dureté mécanique extrêmement élevée, d'une bonne isolation électrique, d'une résistance aux températures élevées et à la corrosion, d'un retard faible et stable, d'une bonne transmission de la lumière, etc. Il est largement utilisé dans les semi-conducteurs, l'optique, l'électricité, la chimie, l'aérospatiale, l'automobile et d'autres domaines. Les matériaux durs et cassants sont difficiles à traiter, et de nombreux domaines ont un besoin urgent de procédés de coupe avec un faible effondrement des arêtes, une perte de matériau réduite, une faible rugosité de la section transversale et une large gamme d'épaisseurs de coupe. La méthode traditionnelle de découpe du verre de quartz est la découpe mécanique, c'est-à-dire la découpe à la meule. Les méthodes de découpe non traditionnelles comprennent la découpe au jet d'eau, la découpe par fil à décharge électrochimique, la découpe au laser en continu, etc. La découpe mécanique est peu coûteuse, mais le contact entre la meule et le matériau entraîne une usure importante de l'outil, et le matériau est facilement contaminé par l'outil. Le verre de quartz est sujet à l'effondrement des arêtes, aux microfissures et aux contraintes résiduelles, ce qui affecte la résistance et les performances du matériau ! Il est difficile de réaliser une découpe en courbe et nécessite un post-traitement, tel que le meulage et le polissage. La découpe au laser n'entre pas directement en contact avec le matériau, n'a pas de contrainte de contact et peut réaliser des découpes de courbes complexes. Le laser picoseconde présente les avantages suivants : petit diamètre du spot, haute précision, temps d'action court avec le matériau et petite zone d'action. Il convient au traitement des matériaux durs et fragiles.
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