Ultra White Alumino-silicate Float Glass Substrate 1.0mm-1.2mm Thickness with 91.5% Light Transmittance for Microscope Slides
Ultra White Alumino-silicate Float Glass Substrate engineered for high-performance microscope slides and precision optical applications. Available in 1.0mm-1.2mm thickness with DOL ≥500MPa for exceptional durability.
- Ultra-thin options: 0.25mm~2mm available
- High light transmission: >91%
- Advanced aluminosilicate composition
- Ideal for electronics, architecture, and optical applications
Standard Size: 1300×1100mm (5th Generation)
Custom sizes available according to customer requirements
Ultra Clear Medium Alumino-Silicate Glass achieves superior stress and strain depth compared to ordinary soda-lime glass through increased Al₂O₃ content and enhanced ion exchange capacity.
| Component | SiO₂ | Al₂O₃ | Fe₂O₃ | CaO | MgO | K₂O | Na₂O |
|---|---|---|---|---|---|---|---|
| Range (%) | 69.0-72.0 | 4.5-8.0 | <0.01 | 6.0-8.0 | 3.5-5.0 | 0.1-1.0 | 13.0-14.5 |
| Parameter | Unit | Test Standard | Value |
|---|---|---|---|
| Density | g/cm³ | GB/T5432-2008 | 2.48±0.01 |
| Refractive Index | - | GB/T 2680-2021 | 1.51±0.01 |
| Young's Modulus | GPa | GB/T 37780-2019 | 73.0±0.5 |
| Transmittance | % | GB/T 2680-2021 | ≥91.5 |
| Volume Resistivity | lg(Ω·cm) | GB/T 31838.2-2019 | ≥10.0 |
| Vickers Hardness | HV | GB/T 16534-2009 | 610±10 |
| Temperature | Time | CS (MPa) | DOL (μm) |
|---|---|---|---|
| 400°C | 3H | ≥650 | ≥7.0 |
| 4H | ≥600 | ≥8.0 | |
| 5H | ≥600 | ≥9.0 |
Tempering solution Na+<0.5%. Test results may vary with processing conditions. Data provided for reference only.
| Parameter | Specification | Detection Method |
|---|---|---|
| Dimensional Tolerance | 1300×1100×(±2mm) | Tape Measure |
| Thickness (0.50-1.1mm) | ±0.05mm | Micrometer |
| Thickness Difference | ≤0.04mm | Micrometer |
| Flatness (Before Tempering) | 0.10%-0.15% (=h/L) | Optical Measurement |
| Dimensions (L×W×T mm) | Pieces per Box |
|---|---|
| 1300×1100×1.0 | 410 |
| 1300×1100×1.1 | 370 |
| 1300×1100×1.3 | 310 |
Temperature ≤30°C, humidity ≤65% (no condensation). Shelf life is 6 months from delivery date.
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