| Type: | 4U |
|---|---|
| U-Tube Number: | 2U |
| Tube Diameter: | 14.5mm |
| Lamp Holder/Base: | E14 |
| Color Temperature: | Warm White |
| Shell Type: | Frosted |
| Samples: |
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| Customization: |
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| No. | Lead free glass tube (Composition) |
Tolerance | ||
| 1 | Density | g/cm3 | 2.55 | |
| 2 | Coefficient of expansion (20ºC~300ºC) | 10-7K-1 | 94 | +/-2.5 |
| 3 | Softening point | ºC | 680 | |
| 4 | SiO2 | Wt.% | 65--75 | |
| 5 | Al2O3 | Wt.% | 1.5--3.5 | |
| 6 | Na2O | Wt.% | 6--11 | |
| 7 | K2O | Wt.% | 4--10 | |
| 8 | BaO | Wt.% | 6--11 | |
| 9 | B2O3 | Wt.% | 0.5--3.0 | |
| 10 | Li2O | Wt.% | 0.1--1.0 | |
| 11 | MgO+CaO | Wt.% | 0--4.0 |
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