Wholesale glass tube large diameter quartz glass tube 300mm large diameter clear quartz glass tube

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Product description

Product Description

Specification

Specifications: High purity quartz ,SiO2> =99.99% No bubble, strip, chipping or scratch we can manufacture the quartz products according to customer’s design Quartz Glass Fused Silica Tube: High purity made of 99.99% pure quartz Strong Hardness, Can reach Morse level 7. High temperature resistance, can work under 1200°C continuously,and in short time can even work under 1500°C. Acid and Alkali resistance. Except Hydrofluoric acid, JD Customized Fire Resistant Quartz Glass Fused Silica Tube does not react with any acid Electric insulation, it is 10000 times of usual glass. High light transmittance , it is different from 85%-95% depend on different spectrum. Excellent thermal shock stability ,Small thermal expansion coefficient,it is only 5.5×10-7/℃ Control in less than 20 PPM, 15 PPM, 10 PPM, 5 PPM ,2 PPM.

Hardeness	5.5-6.5 Mohs' Scal 570 KHN 100
Design Tensile Strength	4.8x107 Pa (N/mm2) (7000psi)
Design Compressive Strength	>1.1x109 Pa (160,000 psi)
Bulk Modulus	3.7x1010 Pa (5.3x106psi)
Rigidity Modulus	3.1x1010 pa (4.5x106psi)
Young's Modulus	7.2x10-10 pa (10.5x106 psi)
Poisson's Ratio	0.17
Coefficient of Thermal Expansion	5.5x10-7cm/cm. °C (20°C-30°C)
Thermal Conductivity	1.4 W/m. °C
Specific Heat	670J/kg. °C
Softerning Point	1683°C
Annealing Point	1215°C
Strain Point	1120°C
Electrical Receptivity	7x107 ohm.cm (350°C)
Velocity of Sound-Shear Wave	3.75x103 m/s
Velocity of Sound/ Compression Wave	5.9x103 m/s
Sonic Attenuation	<11db/m MHZ
Chemical Stability (except hydrofuoric)	High resistance to water and acids
Dielectric Properties (20°C and 1MHZ) Constant Strength Loss Factor Dissipation Factor	3.75 5x107 V/M Less than 4x10-4 Less than 1x10-4

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Company Profie

Shenyang Ebetter Optics Co., Ltd. offers standard and high precision optical windows in round,square, wedge shapes. We also support custom made optical windows in a variety of substrates, such as UV Fused silica, N-BK7, Germanium(Ge), Silicon(Si),Zinc Selenide(ZnSe). The high precision parallelism of 10 arc seconds, surface quality of 10/5 and flatness of λ/20.Single layer or multi-layer anti-reflection coatings are available.

FAQ

Q1. Are you a factory? A1. Yes, we are a professional manufacturer of optical components, we have more than 20 years experience in optical cold working. Q2. What is the MOQ of your products? A2. No MOQ for customer if our product is in stock, or 1-10pcs. Q3: Can I custom the products based on my requirement? A3.Yes, we can custom the material, specifications and optical coating for your optical components as your requirement. Q4. How can I get sample from you? A4. Just send us your requirements, then we will send samples accordingly. Q5. How many days will samples be finished? How about mass products? A5. Generally, we need 1~2 days to finish the sample production. As for the mass products, it depends on your order quantity. Q6. What's the delivery time? A6. (1) For inventory: the delivery time is 1-3 working days. (2) For customized products: the delivery time is 7 to 25 working days. According to the quantity. Q7. How do you control the quality? A7. More than four times quality inspect during production process, we can provide the Quality test report. Q8. How about your optical lens production ability per Month? A8. About 20,000pcs/Month. According to the detail requirement.

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Wholesale glass tube large diameter quartz glass tube 300mm large diameter clear quartz glass tube

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