The Flame Fused High Purity Quartz Ingot is produced from high-purity quartz sand and formed into quartz ingots or quartz cylinders through a flame fusion process. It is designed for applications that require high material purity, low metallic impurity levels, excellent thermal stability, and reliable optical or structural performance.
This material features low aluminum content, low alkali metal content, minimal visible bubbles and inclusions, and strong resistance to high-temperature environments. It is suitable for high-temperature viewports, semiconductor etching processes, precision quartz components, optical parts, and other applications where purity and thermal stability are important.
The quartz ingot can be further processed into quartz plates, rings, windows, cylinders, discs, flanges, and customized quartz components according to customer drawings.
主な特徴
High Purity Quartz Material
The material is made from high-purity quartz sand, with controlled metallic impurities. This makes it suitable for applications where contamination control and material stability are important.
Low Aluminum and Low Alkali Content
Low aluminum, sodium, potassium, lithium, and other alkali-related impurities help improve material reliability in optical, thermal, and semiconductor-related environments.
Minimal Bubbles and Inclusions
The flame fused process can produce quartz material with low visible bubble and inclusion levels, making it suitable for precision machining, viewports, and optical-related components.
Strong High Temperature Resistance
The material maintains good structural stability under elevated-temperature conditions when used within proper operating limits.
Suitable for Custom Machining
Quartz ingots and cylinders can be machined into customized quartz parts, including windows, rings, discs, plates, holders, and special-shaped components.
Standard Product Forms
| 項目 | 説明 |
|---|---|
| 製品名 | Flame Fused High Purity Quartz Ingot |
| 素材 | High-purity fused quartz |
| Production Process | Flame fusion |
| Typical Forms | Quartz ingot, quartz cylinder |
| Appearance | Translucent to semi-transparent quartz material |
| Processing Options | Cutting, grinding, polishing, drilling, CNC machining, fire polishing |
| Customization | Diameter, height, thickness, flatness, surface finish, special shapes and drawings |
Typical Chemical Purity
| Element | 代表値 |
|---|---|
| Al | 8 ppm |
| Li | 0.03 ppm |
| B | 0 ppm |
| Na | 0.2 ppm |
| Mg | 0.1 ppm |
| K | 0.15 ppm |
| Ca | 0.2 ppm |
| Ti | 0.12 ppm |
| Fe | 0.3 ppm |
| Co | 0 ppm |
| Ni | 0 ppm |
| Mn | 0.01 ppm |
| Cu | 0.01 ppm |
| OH | 200 ppm |
The values above are typical reference data. Actual impurity levels may vary by production batch and can be confirmed by inspection report or material certificate when required.
Typical Physical Properties
| Category | プロパティ | 代表値 |
|---|---|---|
| Mechanical Properties | 密度 | Approx. 2.2 g/cm³ |
| Mechanical Properties | モース硬度 | 6-7 |
| Mechanical Properties | Poisson’s Ratio | Approx. 0.16 |
| Mechanical Properties | 引張強度 | Approx. 49 MPa |
| Mechanical Properties | 圧縮強度 | Approx. 1100 MPa |
| Mechanical Properties | 曲げ強度 | Approx. 65 MPa |
| Mechanical Properties | ねじり強度 | Approx. 30 MPa |
| 電気的特性 | 誘電率 | Approx. 3.74 |
| 電気的特性 | Loss Factor | Approx. 0.0002 |
| 電気的特性 | 20℃における抵抗率 | Approx. 1 × 10¹⁶ Ω·m |
| 熱特性 | Coefficient of Thermal Expansion | Approx. 5.2–5.8 × 10⁻⁷/K |
| 熱特性 | Specific Heat at 20°C | Approx. 749 J/kg·K |
| 熱特性 | Thermal Conductivity at 20°C | Approx. 1.38 W/m·K |
| 熱特性 | ストレイン・ポイント | Approx. 1080°C |
| 熱特性 | 軟化点 | Approx. 1700°C |
| 熱特性 | アニーリングポイント | Approx. 1180°C |
These values are typical reference properties of fused quartz materials. Actual performance depends on material size, processing method, surface condition, thermal history, and operating environment.
Main Applications
| Application Area | 典型的な使用例 |
|---|---|
| 半導体加工 | Quartz parts for etching, thermal processing, and clean process environments |
| High Temperature Viewports | Transparent or semi-transparent quartz windows for high-temperature observation |
| 光学部品 | Quartz windows, plates, discs, and optical support parts |
| ラボラトリー機器 | High-temperature observation windows, reaction parts, and quartz fixtures |
| Precision Quartz Machining | Raw material for customized quartz rings, flanges, cylinders, and special-shaped parts |
| Industrial Thermal Equipment | Heat-resistant quartz components for demanding thermal environments |
Product Advantages
The Flame Fused High Purity Quartz Ingot is suitable for customers who require high-purity quartz material with reliable thermal stability and controlled impurity levels. Its low alkali content and low metallic impurity profile make it suitable for semiconductor-related and high-temperature applications.
Compared with ordinary quartz materials, this product is more suitable for precision machining and demanding thermal environments. It can be processed into a wide range of customized quartz components according to drawings, including quartz windows, rings, plates, cylinders, discs, flanges, holders, and other special parts.
Custom Processing Options
| Custom Item | Available Options |
|---|---|
| Shape Customization | Ingot, cylinder, plate, ring, disc, window, flange, special shape |
| Dimensional Processing | Diameter, height, thickness, hole position, groove, step structure |
| 表面仕上げ | Ground surface, polished surface, fire-polished surface |
| Machining Method | Cutting, drilling, grinding, polishing, CNC machining |
| Drawing Support | OEM fabrication according to technical drawings or samples |
| Inspection Support | Dimensional inspection, visual inspection, impurity data, material certificate |
Quality Control
| Inspection Item | 説明 |
|---|---|
| Appearance Inspection | Check visible bubbles, inclusions, cracks, chips, and surface defects |
| Dimensional Inspection | Diameter, height, thickness, flatness, and tolerance control |
| Material Verification | Chemical impurity data and OH content can be confirmed when required |
| Processing Inspection | Surface finish, edge condition, holes, grooves, and special structures |
| Packaging Inspection | Protective packaging according to product size and cleanliness requirements |
よくあるご質問
1. What is a flame fused high purity quartz ingot?
A flame fused high purity quartz ingot is a quartz material produced by melting high-purity quartz sand through a flame fusion process and forming it into ingots or cylinders. It can be further machined into customized quartz components.
2. What are the main advantages of this material?
Its main advantages include high purity, low alkali content, low aluminum content, minimal visible bubbles and inclusions, good high-temperature resistance, and excellent suitability for precision machining.
3. What applications is this quartz ingot suitable for?
It is suitable for semiconductor etching processes, high-temperature viewports, optical quartz parts, laboratory equipment, precision quartz machining, and customized industrial quartz components.
4. Can it be machined into custom quartz parts?
Yes. It can be processed into quartz windows, rings, plates, discs, flanges, cylinders, holders, and special-shaped quartz components according to drawings or samples.
5. Is this material suitable for semiconductor applications?
It can be used for semiconductor-related quartz components, especially where high purity and low metallic impurities are required. For highly contamination-sensitive processes, impurity level, OH content, surface finish, cleaning method, and packaging standard should be confirmed before selection.
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