
High Quality High-Temperature Quartz Square Glass Tube in Laboratory
The heat-resistant quartz glass material produced by our company can withstand high temperature up to 1600℃.
We are determined to work hard to promote the development of Clear Quartz Crucible, Semicondunctor Quartz Crystal Rod, Clear Quartz Glass Tube industry and contribute to the development of the industry. We always regard innovation as our life, advocate full innovation and comprehensive innovation, and focus on exploring a new pattern of development. We believe that professionalism is the attitude and behavioral orientation of employees towards the work and position they are engaged in, and it runs through this process of obtaining benefits from effective work, and it is an obligation that employees must fulfill. A safe and healthy production environment is the foundation of our development and reflects our responsibility and commitment to society.
Product Paramenters
| Brand | Shengbangda |
Outer Diameter | 1.50-450mm |
Material | high purity >99.95%(SiO2) |
Wall Thickness | 0.30-20mm |
Length | 10-4500mm |
Shape | Straight, C, U,Round,Pear,spiral,domed, closed |
Softening Point | 1680℃ |
Annealing Point | 1210℃ |
Strain Point | 1120℃ |
Density | 2.2g/cm3 |
Hardness | 5.5-6.50Mohs' |
Design Tensile Strength | 4.80x 107 N/m^2 |
Design Compressive Strength | 1.10x 109 N/m^2 |
Cofficient Of Thermal | 5.70x 10-7cm/cm.℃ |
Thermal Conductivity(20℃) | 1.40W/m.℃ |
Specific Heat(20℃) | 670J/Kg.℃ |
Electrical Resistivity(350℃) | 7x 107ohm.cm |
Dielectric Constant | 3.75 |
Dielectric Strength | 5x107V/m |
Product packaging


Our Advantages
The heat-resistant quartz glass material produced by our company can withstand high temperature up to 1600℃.The high purity quartz glass tube used in ultraviolet disinfectant lamp has much better light transmissibility than ordinary quartz tube.And its life is 3-5 times longer than that of ordinary quartz tubes.
Why Choose Us
shengbangda Quartz Products Co., Ltd. with a history of 13 years.Focus on high-end quartz glass processing, long-term for the national military products to provide important raw materials.It has a production line for once forming quartz tube and rod sheet, and a production line for cold and hot processing of quartz glass for secondary processing.At present, the company has a large number of confidential cold processing and testing equipment, such as super large machining center, super large size surface grinder, wafer washer and so on.At the same time has the quartz glass welding, blowing, sintering and other secondary molding exquisite technology, long-term research units to provide a variety of experimental quartz instruments.
FAQ
Frequently Asked Question
Q: Are you trading company or manufacturer ?
A: We are china final quartz manufacturer about 20 years,
Q: How long is your delivery time?
A: Generally it is 5-7 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q: What is your terms of payment ?
A: Payment<=1000USD, 100% T/T in advance ,balance before shippment. If you have another question, pls feel free to contact us as below:
Step1 Please choose the goods with links or pictures which you want to order, Then click contact supplier or chat with me Or just send an inquiry. When we get your inquiry, we will give you a quotation soon within 24hours.
Producing superior High Quality High-Temperature Quartz Square Glass Tube in Laboratory and providing quality services are our basic requirements for each employee. We advocate a strong sense of responsibility and a courageous spiritual character. We fully implement the concept of developing safe production, focus on cultivating good production safety habits among employees, and promote the safe development of the enterprise by putting people first.
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