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Alumina Ceamic Boat

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MOQ: 1pcs

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Shipment: By Sea; By Air; By DHL/Fedex

Packaging: In Standard Exporting Package

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Description

We are manufacturer of high purity Alumina Ceramic Boat, for Al2O3 content>99.7%. It can stand 1800C, widely used for high temperature application, like metal processing/glass melting, rapid thermal cycling, gemstone purification for jewelry industry etc.

High Purity Alumina Ceramic Boat is used for testing laboratory and a variety of industrial analysis. Alumina Ceramic Boat and Corundum Boat include: arc Alumina Boat, square Alumina Boat, rectangle Alumina Ceramic Boat, column ceramic crucible and a variety of shaped Alumina Ceramic Boat.

The shape of Alumina Ceramic Boat:

Alumina Ceramic Boat include: arc Alumina Boat, square Alumina Boat, rectangle Alumina Ceramic Boat, column ceramic crucible and a variety of shaped Alumina Ceramic Boat. All kinds of shaped alumina corundum crucibles can be customized.

Alumina Ceramic Boat series: applicable to a variety of experimental metal and nonmetal sample analysis and molten materials. Crucible series is used for testing laboratory and a variety of industrial analysis.

Characters:

ü High purity: Al2O3>99.7%

ü High Chemical Etching Resistance

ü Method of molding: Isostatic Pressing

ü High chemical etching resistance

ü High temperature up to 1800C

ü Color: Ivory White

ü Surface finish: min Ra0.4& maxRa0.8um

ü Resistant to sudden cold and hot, un-explosive

ü High density of slip casting

Technical Data

Item	Test Condition	Unit Symbol	95% Alumina ceramics	99% Alumina ceramics	99.7% Alumina ceramics
The main chemical ingredient			Al2O3	Al2O3	Al2O3
Bulk Density		g/cm3	3.6	3.89	3.96
Maximum Use Temperature			1550C	1700C	1800C
Water absorption		%	0	0	0
ROHS Hardness			≥85	≥89	≥89
Flexural strength	20C	MPa (psi x 103)	358 (52)	550	550
Compressive Strength	20C	MPa (psi x 103)	2068 (300)	2600 (377)	2600 (377)
Fracture Toughness	K(Ic)	Mpa m1/2	4-5	5.6	6
Coefficient of thermal expansion	25-1000C	1X 10-6/C	7.6	7.9	8.2
Coefficient of thermal conductivity	20C	W/m K	16	30.0	30.4
Thermal Shock Resistance	Tc	C	250	200	200
Dielectricity constant	1MHz.25C		9	9.7	9.7
Dielectric strength		ac-kV/mm (ac V/mil)	8.3 (210)	8.7 (220)	8.7 (220)
Volume Resistivity	100C	ohm-cm	> 1013	> 1014	> 1014