This material has a mean pore size of 1 micron, an apparent porosity of 50% and a composition of Al₂O₃ 60/SiO₂ 37 plus trace elements.
| 订货号 | 包装规格 |
| Length (Round) |
| 856-835-16 | 250mm |
产品参数
| Inside Diameter[内部直径] | 25mm |
| Length[长度] | 250mm |
| Outside Diameter[外部直径] | 38mm |
| Type[类型] | Porcelain Mullite |
| Wall Thickness[壁厚] | 6.5mm |
| Physical Properties(物理性质) |
| Apparent porosity ( % ) | 45.00 |
| Density ( g cm⁻³ ) | 2.650 |
| Refractive index | 1.540 |
| Chemical Resistance(耐化学性) |
| Acids - concentrated | Fair |
| Acids - dilute | Good |
| Alkalis | Good |
| Thermal Properties(热性能) |
| Coefficient of thermal expansion ( x10⁻⁶ K⁻¹ ) | 5.000 @20-1000℃ |
| Upper continuous use temperature ( C ) | 900 |
其他参数
公差
| 外部直径 | ≤2mm | ±0.05mm |
|---|
| 聚合物 | ±10% |
| 陶瓷 | ±10% |
|
| ≤5mm | ±0.1mm |
| 聚合物 | ±10% |
| 陶瓷 | ±10% |
|
| >5mm | ±5% |
| 聚合物 | ±10% |
| 陶瓷 | ±10% |
|
| 壁厚 | | ±10% |
|---|
| 聚合物 | ±20% |
| 陶瓷 | ±20% |
|
| 长度 | <100mm | ±1mm |
|---|
| ≥100mm | +5% / -1% |
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