Fused Quartz Discs with Micropores
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Fused Quartz Discs with Micropores

  • Category: Quartz Plate
  • Material:Fused Quartz Plates with Microholes,
  • Density:2.203g/cm3
  • Work Temperature:1100℃
  • Surface:Polished Or Frosted
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Fused Quartz Discs with Micropores

Specification

Shape Rectangular, square, oval, other customized shapes for customers
Material Quartz glass, Tempered glass, High borosilicate glass, Sapphire glass,Schott Glass,Schott borofloat 33 glass, BK7 glass,B270glassK9 glass
OD Size 0.5 to 800mm
Hole size 0.02 to 300mm
Tolerance 0.01 to 2mm
Other Size Custom  Made

Thermal Properties of Microporous Quartz Glass Discs

Deformation Point 1280℃
Softening Point 1680℃
Annealing Point 1210℃
Specific Heat (20350℃) 670J/kg.℃
Thermal Conductivity (20℃) 1.4W/m.℃
Coefficient of thermal expansion 5.5×10-7cm/cm.℃
Hot Work Temperature 17002000℃
Short-term Use Temperature 1300℃
Long-term Use Temperature 1100℃

Electrical Properties of Fused Silica Discs with Micro-holes

Resistivity 7×107Ω.cm
Dielectric Strength 250400Kv/cm
Dielectric Constant 3.73.9
Dielectric absorption coefficient <4×104
Dielectric loss coefficient <1×104

Optical property


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