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| Title： |
Borosilicate Glass Tube |
| Brand： |
HONHAI |
| Unit price： |
Negotiable |
| MOQ： |
1000 |
| Quantity： |
100 |
| Delivery date： |
Since the payment date Days delivery |
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| Contact： |
Frank Yen （Ms.）
Mobile： |
| Telephone： |
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| Technicaldata: | borosilicate COE 33glass tube, also called as PYREX glass tube. Similarwith Schott''s DURAN or Kavalier''s SIMAX OD from3mm till 350MM, wall thickness from 0.5MM till 10MM
| PhysicalProperty | | No. | Physicalperformance | NumericalValue | Unit | | 1 | Coefficient of meanlinear thermal expansion(20°C,300°C) | 3.3±0.1 | 10-6K-1 | | 2 | Transformationtemperature | 525±15 | °C | | 3 | Softeningpoint | 820±10 | °C | | 4 | Workingpoint | 1260±20 | °C | | 5 | Densityat 20°C | 2.23±0.02 | g/cm3 | | 6 | Meanthermal conductivity(20°C-100°C) | 1.2 | w/m2k | | 7 | Refractiveindex | 0.92 | 1 |
| MainComposition | | SiO2 | B2O3 | Na2OK2O | Al2O3 | | 81 | 13 | 4 | 2 |
| ChemicalProperty | | Hydrolytic resistance at98°C | ISO719-HGB 1 | | Hydrolytic resistance at121°C | ISO720-HGA 1 | | Acidresistance Class | ISO1776-FirstClass |
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Borosilicate Glass Tube Borosilicate Glass Tube
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