Model: 81010.
Overview
Borosilicate 4.0 Fire Explosion Proof Glass Sheet for Metro Airport Hub Glazing is a building / safety glass. Listed geometry: thickness 5-12mm. Optical / electrical data: transmittance Clear glass with visible light transmittance ≥91.5%, sheet resistance 3.00 H. Dimensions, material grade, coating and finish can be quoted to your drawing; the values above are the listed starting point.
Specifications
| Construction | Single Piece Of Fireproof Glass |
|---|---|
| Model NO. | 81010 |
| Duration Of Fire Resistance | 3.00 H |
| Fire Resistance | Class A |
| Glass Materails | Borosilicate 4.0 Glass |
| Coe | 4.0×10-6K-1 |
| Property | Fire Proof Glass Panel |
| Product Name | Borosilicate 4.0 Single Piece Fire-Resistant Glass |
| Super Large Size | World maximum available size up to 4800×2440 mm, meeting large-area building glass demand |
| Light Weight | Over 8% lighter than ordinary glass with the same volume |
| High Mechanical Strength | 3 times tougher and stronger than ordinary |
| Ultra-high Light Transmittance | Clear glass with visible light transmittance ≥91.5% |
| Super Corrosion Resistance | Outstanding water resistance and chemical erosion resistance, stable in harsh environments |
| Building fireproof facilities | Fire-resistant doors, |
| Transportation industry | Train and locomotive fireproof supporting parts |
| Standard dimensions (mm) | 4800×2440 / 3660×2440 / 2440 × 1830 |
| Thickness range | 5-12mm |
| Supplier | Jinan Everest Glass Company Limited. |
Technical data
| Item | TechnicalData |
|---|---|
| Density(25℃) | 2.3 g/cm³ |
| Young'sModulus | 64 kN/mm²(DIN13316) |
| Poisson'sRatio | 0.2 |
| KnoopHardness | 560 (HK 0.1/20,ISO9385) |
| VickersHardness | 589.2 |
| Bending Strength (Tempered) | 130MPa(DIN 522922 T1) |
| Linear ThermalExpansion Coefficient(20~300℃) | 4.0×10-6K-¹ |
| SpecificHeat Capacity (20~100℃) | 0.829 J/(g·℃) |
| Thermal Shock Resistance Temperature | > 300 ℃ |
| MaxLong-term Working Temperature | 450℃ |
| Max Short-term Working Temperature | 500℃ |
| MeltingPoint | 1300℃ |
| SofteningPoint | 843.8℃ |
| AnnealingPoint | 593.2℃ |
| StrainPoint | 543.1℃ |
| RefractiveIndex | 1.47 |
| Visible Light Transmittance | ≥92% |
What to specify when you request a quote
- Glass type and thickness — listed as “5-12mm”; name the glass and thickness.
- Temperature and pressure — give working temperature, thermal shock and any pressure rating.
- Strengthening and safety — listed as “3 times tougher and stronger than ordinary”; state tempering, lamination or the safety standard.
- Outline and edges — listed as “World maximum available size up to 4800×2440 mm, meeting large-area building glass demand”; send a drawing with outline, holes and edge finish.
Engineering guides for this part
For material grades and coating options, see Custom Borosilicate Glass Sheets Cut to Size: Precision and Performance. How parts like this are machined and finished is covered in Precision Glass Cutting Quality Control for Custom Plates & Wafers. For an application example, read Why Quartz Glass Components Excel in Coffee Machine Heating Modules. Before sending a drawing, check Quartz Glass Manufacturing: Controlling Thermal Conductivity in Fused Silica. A related standard product is Custom Special-Shaped Glass Plate.
