Fused Silica Crucible，Plate, Special Shaped

Our product of fused silica ceramic crucible is mainly used in polysilicon to melting ingot of Photovoltaic Industry, metal smelting, and industrial furnace.

Product introduction

Feature

High purity

High strength.

Good thermal shock and burst resistance

Long woking life

Anti-corrosive

No deformation under high temperature.

High precision

No particles to be shed

Main size

Square type: 1050mm x 1050mm x 550 mm

878mm x 878mm x 420mm/480mm

720mm x 720mm x 420mm

585mm x 585mm x 420mm

440mm x 440mm x 350mm

240mm x 240mm x 350mm

220mm x 220mm x 95mm

Round type: diameter 610mm x height 420mm

diameter 100mm x height 300mm

Technical Data:

项目item

单位unit

指标Index

二氧化硅含量 SiO2

≥99.9

使用温度

Use temperature

1650

密度

Density

g/cm3

1.9-1.98

抗弯强度

Flexural strength

MPa

≥30

抗压强度

Compressive strength

MPa

≥61

空隙率

Porosity

4-7

热膨胀系数

Thermal expansion

10-6/k

0.9

吸水率

Water absorption

4.5-5.5

表面粗糙度Surface roughness

Ra/u m

≤1.6

结晶度

Crystallinity

Vol%

≤1