HOME PRODUCTS Quartz Carriers High Purity Fused Quartz Boat for Semico
Density:
2.2g/cm3
Compressive strength:
1100Mpa
Bending strength:
67Mpa
Tensile strength:
48Mpa
Poisson's ratio:
0.14-0.17
Young's modulus:
72000Mpa
Stiffness modulus:
31000Mpa
Mohs hardness:
5.5-6.5
Deformation point:
1120℃
Softening point:
1680℃
Annealing point:
1210℃
Specific heat (20-350℃):
670J/kg.℃
Thermal conductivity (20℃):
1.4W/m.℃
Thermal expansion coefficient:
5.5x10-7cm/cm.℃
Hot working temperature:
1700-2000℃
Short term usage temperature:
1300℃
Long term use temperature:
1100℃
Resistivity:
7x107Ω.cm
Insulation strength:
250-400Kv/cm
Dielectric constant Ɛ:
3.7-3.9
Dielectric absorption coefficient:
<4x104
Dielectric loss coefficient:
<1x104