SHANGHAI FAMOUS TRADE CO.,LTD
SHANGHAI FAMOUS TRADE CO.,LTD
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2Quartz Crystal Substrates in Various Sizes 2inch, 4inch, 6inch, 8inch with Custom Thickness Choices
Abstract of Quartz Crystal Substrates
Quartz crystal (SiO₂) is one of the most common and widely used minerals in the world. It is composed of silicon and oxygen and occurs naturally in various forms. Due to its unique properties, it plays a significant role in a wide range of applications, from electronics to optics and jewelry.
The main properties of quartz crystal
1.Chemical Composition: Quartz is made of silicon dioxide (SiO₂), which makes it chemically stable and highly resistant to most acids.
2.Crystallization: It forms in hexagonal crystals, with a transparent to translucent appearance.
3.Hardness: Quartz has a hardness of 7 on the Mohs scale, making it relatively hard and scratch-resistant.
4.Piezoelectric Properties: Quartz crystals exhibit piezoelectricity, meaning they can generate an electrical charge in response to mechanical stress, which is a key feature in many electronic applications.
5.Optical Clarity: Clear quartz is highly transparent to visible light and is used in optical applications for its clarity and low absorption of light.
6.Transparency: Transparent in the visible spectrum and extends into UV and IR ranges
7.Electrical Insulation: Excellent electrical insulating properties
8.Mechanical Strength:High compressive strength, moderate tensile strength
9.Surface Finish: Can be polished to a smooth, optical-grade finish
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Type of Quartz Crystal:
Synthetic Quartz: Manufactured in labs for precision applications where controlled size, shape, and properties are needed. This is commonly used in electronics and watches.
1.Electronics and Communication:
Oscillators and Frequency Control: Quartz is widely used in electronic devices for oscillators, providing accurate frequency control in watches, clocks, radios, and mobile phones.
Filters: Quartz crystals are used in RF and microwave filters to manage signal transmission.
2.Optics:
Lenses and Windows: Quartz is used in optical devices like lenses, windows, and prisms due to its transparency and low dispersion properties.
Laser Systems: Used in laser optics for its ability to transmit laser light without distortion.
3.Jewelry:
Gemstones: Various forms of quartz, including amethyst, citrine, and rose quartz, are used as gemstones in jewelry.
4.Precision Instruments:
Quartz Clocks and Watches: Quartz crystals are used in clocks and watches for their timekeeping accuracy. The crystal's vibration frequency is highly stable and precise.
5.Scientific Applications:
Sensors: Due to its piezoelectric properties, quartz is used in sensors that detect pressure, temperature, and acceleration.
Q&A
Q:What the difference between single-crystal quartz and quartz glass?
A:1.Single-Crystal Quartz: Ideal for high-end applications requiring high precision, stability, and specific optical or electrical properties, such as oscillators, optical instruments, and precision equipment.
2.Quartz Glass: Better suited for large-scale, cost-sensitive applications, especially those requiring high-temperature resistance and chemical durability, such as optical components, laboratory ware, and semiconductor industry tools.
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