China High Temperature Resistance Fused Silica Quartz Ceramic Crucible, Find details about China Silica Melting Crucible Manufacturers, Silica Melting Crucible from High Temperature Resistance Fused Silica Quartz Ceramic Crucible
High Temperature Resistance Fused Silica Quartz Ceramic Crucible
1.Material: most composition is SiO2 ( ≥ 80%), Al2O3 (≤17%) and other is 3%( K2O,Na2O,Fe2O3) .
2.Application: used for platinum , gold , and other high temperature alloy melting .
3.High in hardness, and pressure resistance is≥70MPa .
4.High thermal shock resistance, low expansion coefficient, high heat stability .
5.Working temperature is 1350°C , max working temperature is 1600°C .
6.Long service life, is particularly suitable for thermal shock .
Physical Parameter :
Item | Unit | Data |
Max. Working Temperature | °C | 1600°C |
Volume Density | g/cm³ | ≥1.67 |
Apparent porosity | % | ≤12.5 |
Cold Compressive Strength | MPa | ≥57 |
Modulus of Rupture | MPa | ≥22 |
Thermal Conductivity | W/(m·K) (20~1000°C) | 0.8 |
Coefficient of Thermal Expansion | ×10-6/K(20~800°C) | ≤0.9 |
model | OD(mm) | ID(mm) | Outside height (mm) | bottom OD (mm) | Weight |
C0200 | 48 | 37 | 56 | 31 | 70 |
C0350 | 63 | 47 | 38 | 38 | 150 |
C0500 | 60 | 47 | 40 | 40 | 140 |
C0700 | 73 | 56 | 53 | 53 | 260 |
C1000 | 80 | 64 | 56 | 56 | 310 |
C2000 | 95 | 75 | 62 | 62 | 450 |