Refractory Fused Silica Ceramic Crucible Jewelry Bowl for Melting Gold Platinum

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Description

Refractory Fused Silica Ceramic Crucible Jewelry Bowl for Melting Gold Platinum

 

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 .

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