JINAN MUNAN PHARM GLASS CO., LTD
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High Quality Clear and Color Borosilicate 3.3 Glass Tube
Another Name:
Coefficient of mean linear thermal expansion(20ºC;300 ºC)：3.3±0.1
10-6 K-1
Transformation Temperature：525±15ºC
Softening point：820±10ºC
Working point：1260±20ºC
Density at 20ºC：2.23±0.2g/cm2
Mean thermal conductivity(20ºC-100ºC)：1.2W/m.K
Refractive Index：0.92l
Update date：2025-05-30
Service Phone: +86 531 81180905
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Company Profile
High borosilicate glass (also known as hard glass), because of its linear thermal expansion coefficient of (3.3 0.1) × 10-6/K, is also called "borosilicate glass 3.3". It is a special glass material with low expansion rate, high temperature resistance, high strength, high hardness, high light transmittance and high chemical stability. ◆ It is acid and alkali resistant, water resistant, and has excellent corrosion resistance. It has good thermal stability, chemical stability and electrical properties, so it has the characteristics of chemical erosion resistance, thermal shock resistance, good mechanical properties and high temperature resistance.
Jinan munan Pharm-Glass co.,ltd, founded in 2009, a member of Jinan Pharm-glass Group, is located in Jinan,China. engaging in the import and export business for our group. We are a professional Group engaged in the manufacture and sale of glass work business, including borosilicate clear glass tube and rods, laboratory glassware, pharmaceutical glass tubes, neutral glass tubes, tubular glass vials, moulded glass vials, glass ampoules, rubber stopper, Aluminum and plastic caps. We can supply a wide range of products to meet ever-changing market demands. Customized orders are welcomed. Through many years of development, our company has become a large-scale enterprise with the research, production, assembly and marketing capabilities. Our products are distributed all over the world.
Welcome to contact us for more information about our products and services, and we look forward to cooperating with you.
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We are a professional pharmaceutical glass solution provider, focusing on glass packaging for more than 10 years.
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Jinan City, Shandong Province, China
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