Водонепроницаемые Нескользящие кухонные коврики и коврики сверхпрочный эргономичный Удобный пенопластовый коврик из ПВХ для кухни с подушкой против усталости
6,50 $ - 10,50 $
Полированный прозрачный кварцевый стеклянный трубчатый предохранитель
- Категория: >>>
- Поставщик: Donghai Baoran Quartz Products Co. Ltd.
Сохранить в закладки 1600244208053:
Описание и отзывы
Характеристики
Products Description
BAO RAN High purity quartz glass tube
1. high temperature resistance glass can work under 1200°C continuously,and in short time can even work under 1450°C, its softening point is 1650°C, and the melting point is 1650-1800°C.
2.Corrosion resistant, Except hydrofluoric acid, quartz tube do not react with any acid and base except hydrofluoric acid.the
stability is 30 times of the ceramic,and 150 times of stainless steel .
3.Excellent thermal shock stability
4.High transmission to 90%
5.Electric insulation ,it is 10000 times of usual glass.
1. high temperature resistance glass can work under 1200°C continuously,and in short time can even work under 1450°C, its softening point is 1650°C, and the melting point is 1650-1800°C.
2.Corrosion resistant, Except hydrofluoric acid, quartz tube do not react with any acid and base except hydrofluoric acid.the
stability is 30 times of the ceramic,and 150 times of stainless steel .
3.Excellent thermal shock stability
4.High transmission to 90%
5.Electric insulation ,it is 10000 times of usual glass.
Product Paramenters
Model | RE418 |
Brand | Resucerial |
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 Expansion(20-320℃) | 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 |
Application Scenarios
Why Choose Us
Baoran Quartz Products Co., Ltd. is a subsidiary of Jiangsu Guangda Quartz Products Co., Ltd., with a history of 30 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.
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.
Product packaging
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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.
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.
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