0.1mm 0.2mm 0.3mm 0.4mm 0.5mm clear Capillary Quartz Glass Tube
$2.00

Product Name | Quartz capillary tube |
Material | 99.99% Pure Quartz Crystal |
Color | Transparent or Milky white |
Size | 1. Diameter: 1.5-450mm, 2. Thickness: 0.5-10mm. 3. Length: 10-3500mm. 4. OEM: All different sizes can be done according to customer's demand. |
Aplication | Widely used in semiconductor, optical communications and so on. |
Al | Fe | K | Li | Cu | Na | B | Ca | Mg | OH |
17 | 1.6 | 3.8 | 0.74 | 0.1 | 1.8 | 0.02 | 1.7 | 1.5 | ≤150 |
Property Content | Unit | Property Index |
g/cm³ | 2.21 | |
Tensile Strength | Pa(N/?O) | 4.9×107 |
Compression Strength | Pa | >1.1×109 |
(20??-300??) Coefficient of Thermal Expansion | cm/cm?? | 5.5×10-7 |
Thermal Conductivity | W/m?? | 1.4 |
Specific Heat | J/kg?? | 680 |
Softening Point | ?? | 1700 |
Annealing Point | ?? | 1210 |
Broad Transmission Spectrum
Low Thermal Expansion Coefficient
quartz tube can work long time with 1100°C
No bubble, no airline
High Corrosion Resistance transmission of visible light>85%





Highborn Group is paying great attention to the product quality and technology research all the time. We have passed ROHS, CE,MSDS tests and also the ISO9001 authentication. We have 8 registered trademark and 25 patents. Also in 2020, we won the title of China High-tech Enterprise and Jiangsu Private Science and Technology Enterprises.

1000 clients, and we have gotten good reputation from our clients.






Answer: With the development more than 20 years, now we have 6 business division and we are supplying Quartz Glass (Tube, Rod,Plate and customized parts), optical glass and cuvette, and also various precise ceramics, porous ceramics and refractory ceramics. We have the full processing line for ceramic thick film resistors, far infrared ceramic glass heating panel, quartz tube/ceramic plate ozone generator and porous metal fiber felt and polyester fiber cotton products.For all the products, we can design and customize according to the clients’ demand.
2: Before mass order, can you offer samples? How will you charge for them?
Answer: We are willing to offer samples to lower your purchasing risk. Generally, if from inventory, we can deliver out within 3days, however if need processing, we can deliver out within 15days. For some difficult items, the delivery time will be decided by its grade of difficulty. For some low value items, we can offer free sample, however we would like you to afford the freight cost. For customized products, we need to charge the developing cost.
3: What test report or certificate can you offer? What achievements have you made in research and development?
Answer: Till the end of 2021, we have passed many ROHS, CE, MSDS tests and also the ISO9001 authentication. We have 8 registered trademark and 25 patents. Also we won the title of China High-tech Enterprise and Jiangsu Private Science and Technology Enterprises.
4: Do you have any agent in our area? Can you export your products directly?
Answer: Till t
