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The main component of High-Temperature and Ultraviolet Resistant Quartz Glass Tubes, silicon dioxide (SiO₂), has a purity of up to 99.9% and extremely low impurity content.
The optical transmittance of High-Temperature and Ultraviolet Resistant Quartz Glass Tubes is more than 93% in the visible light to near infrared band, with uniform light transmission and extremely low light loss. It can efficiently transmit light source energy, reduce energy loss, and maintain the clarity and stability of optical imaging.
As the core component of light sources such as high-pressure mercury lamps, sodium lamps, and metal halide lamps, the product meets the requirements of low hydroxyl and high light transmittance.
| Tem | Details |
| Product Name | Clear large diameter quartz glass tube |
| Also Known As | Clear Quartz Pipe |
| Application | Heater |
| Outside Diameter | 3 - 450mm |
| Place of Origin | Jiangsu, China |
| Brand Name | Mingyang Quartz Glass Tube |
| Model Number | Quartz Glass Test Tube |
| Color | Opaque/clear |
| Surface Treatment | Grinded |
| Shape | One End Closed Quartz Tube (Available: Both end open tube, one end closed tube) |
| Ozone Content | Ozone Free |
| Material | >99.99% SiO₂ |
| Certification | ISO9001 |
| Size | Customized the size of the tube |
| Length | Customized |
| Density | 2.2g/cm³ |
| Operating Temperature | 1250℃ |
| Package | Standard Export Packing |
MQ-R100 Translucent quartz tube general dimensions and tolerance
|
Designation |
OD |
Wall |
Length |
Max.Siding |
Max.Ovality |
Max.Bow |
|
5-8 |
±0.25 |
±0.10 |
±1.0 |
0.10 |
0.20 |
2% |
|
8-12 |
±0.30 |
±0.10 |
±1.0 |
0.15 |
0.20 |
2% |
|
12-15 |
±0.40 |
±0.15 |
±1.0 |
0.20 |
0.30 |
2% |
|
15-20 |
±0.50 |
±0.15 |
±1.0 |
0.20 |
0.40 |
2% |
|
20-30 |
±0.80 |
±0.20 |
±1.0 |
0.30 |
0.50 |
3% |
Translucent quartz glass properties
|
Property |
MQ-R100 |
MQ-R300/R400 |
|
Density |
1.92×103kg/m3 |
1.95×103kg/m3 |
Compression Strength |
>1.0×10 °Pa(N/m2) |
>1.0×10 °Pa(N/m2) |
|
Coefficient of Thermal Expansion |
5.4×10-7cm/cm℃ |
5.4×10-7cm/cm℃ |
|
Thermal Conductivity |
Low |
Low |
|
Specific Heat |
640J/kg℃ |
650J/kg℃ |
|
Softening Point |
1580℃ |
1600℃ |
|
Annealing Point |
1050℃ |
1100℃ |
From quotation to delivery, we provide one-stop customer service, responding quickly to customer needs, solving problems efficiently, and completing shipments. Additionally, we offer process optimization and technical support services, including professional workflow improvement, sample preparation and testing, mass production supply, and technical assistance. We meet customers' demands for quartz and specialty glass products.
We can design and develop quartz and specialty glass according to customer needs and application requirements.
The manufacturing process of quartz and specialty glass can be optimized for customers.
We provide sample preparation and testing services for new types of quartz and specialty glass.
Once approved, quartz and specialty glass can be mass-produced to ensure stable and reliable supply.
Mingyang can also provide relevant technical support and consulting services to customers.
Yancheng Mingyang Quartz Products Co., Ltd. is a company specializing in the production of quartz and special glass products. Yancheng Mingyang Quartz Products Co., Ltd. is the production plant of Jinzhou Mingde Quartz Glass Co., Ltd. in Jiangsu, We are a professional OEM High-Temperature And Ultraviolet Resistant Quartz Glass Tubes Manufacturers and High-Temperature And Ultraviolet Resistant Quartz Glass Tubes Manufacturers. Since its establishment, the company has developed rapidly, introduced advanced technology and production equipment at home and abroad, and continuously improved and improved product quality. Relying on its own advantages, we have developed a variety of products suitable for the market and meet the needs of different customers, and solved many urgent production problems for our customers.
The company's products include quartz glass tubes, double-hole quartz glass tubes, quartz glass rods, quartz sheets, sapphire windows, calcium fluoride glass windows, infrared ultraviolet coatings, high-pressure resistant aluminosilicate glass window panels, quartz glass instruments, high borosilicate glass instruments, quartz crucibles, quartz gold-plated tubes, quartz heaters, quartz infrared heating tubes, far-infrared directional radiation heaters ultraviolet germicidal lamps and other special types of quartz glass products.
A process engineer sizing a 1,200 °C tube furnace usually asks two questions before the purchase order goes out: what is the melting point of quartz, and what will the tube actually do once it is hot. The first answer is short — crystalline quartz melts somewhere between 1670 °C and 1713 °C, depending on which crystal...
READ MOREA furnace builder once asked for the thermal conductivity of a 120 mm clear quartz tube and got three different answers in a single afternoon: 1.3, 1.38 and 2.6 W/(m·K). All three were honest. The first came from a room-temperature catalogue line, the second from a handbook value measured at 25 °C, and the third from ...
READ MOREFused silica melting point: the number to use before you buy A furnace engineer comparing a 1,200 °C tube with a 1,650 °C window does not need a single melting figure as much as a temperature map. The fused silica melting point is commonly quoted near 1,713 °C, but that number sits at the end of a process, not at the ...
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