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Quartz Crucible for Firing
1.characteristics
*high purity
*good water logging
*high precision
*heat preservation stability
2.Specification
| Spec. (Square) | Size (mm) | Spec. (Square) | Size (mm) |
| 1100 | 1050*1050*550 | 900 | 878*878*480 |
| 900 | 878*878*420 | 720 | 720*720*420 |
| 585 | 585*585*420 | 440 | 440*440*350 |
| 240 | 240*240*350 | 220 | 220*220*95 |
| Spec. (Circle) | Size (mm) | Spec. (Circle) | Size (mm) |
| 610 | Ø610*420 | 100 | Ø100*300 |
| 3.physical properties | |||
| Bulk Density(g/cm 3 ) | ≥1. 92 | ||
| Maximum Service Temperature( C) | ≤16 20 | ||
| Apparent Porosity(%) | ≤1 5 | ||
| Crystallinity(vol%) | ≤1 | ||
| compressive strength(Mpa) | ≥5 7 | ||
| bending strength(Mpa) | ≥2 2 | ||
| thermal expansion(10 -6 / 0 c) | ≤0. 7 | ||
| thermal conductivity(w/m. 0 c) | 0.58-1.05 | ||