High Purity Ceramic Alumina Crucible

Specifications 99% Alumina Crucible For Melting Platinum

1.High purity raw material

2.High Refractoriness to 1800 Degree

3.Quality assurance

The Most Reliable Manufacturer Since 1980 For High Alumina High Corundum Crucible Serials: Fu Qiang Is Professionally Manufacturing 99% High Alumina High Corundum Crucibles,Pipes,Tubes,Plates,Boards Etc. With Over 30 Years Experience,Supplying BAYER/BASF Etc.Famous Groups,Offering Most Steady Quality & Competitive Offers! Designs And Dimensions Are Customized As Required! Max.Working Temperature About 1800 Celsius Degree!   High Pure Alumina ceramic crucible and corundum crucible include: arc alumina crucible, square alumina crucible, rectangle alumina ceramic crucible, column ceramic crucible and a variety of shaped alumina ceramic crucible.Resistant to sudden cold and hot, un-explosive;   Alumina crucibles'features:
    1. High purity: Al2O3> 99%, good chemical corrosion resistance
    2. Good temperature endurance, long-term use at 1600 °C, 1800 °C short-term
    3. Good rapid thermal shock resistance, not easy to burst   Technical Data:

Name	Square alumina crucible
Chemical ingredient	Al2O3	≥99
	R2O	≤0.2
	Fe2O3	≤0.1
	SiO2	≤0.2
Volume density (g/cm2)		≥3.80
Apparent porosity (%)		<1
Bending strength (Mpa)		>350
Compression strength (Mpa)		>12000
Dielectric constant (1MHz)		2
Max. service temperature (C)		1800

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