99.7% Alumina Ceramic Baseboard

Short Description:

Chemshun 99.7%Al2O3 Alumina substrate as a high purity material and the large size new material, it has excellent physical properties and stable chemical characters, the good price compare with other materials. High purity alumina is always continued developing by the global top research and advanced ceramics and fine ceramic factories. 99.7%Alumina Ceramics series products mostly used in semi-conductive industry as the grinding panel of CMP process, Large size long alumina ceramic substrate used in LCD industry and lithography as the ceramic panel.

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Product Detail

Application

As the Alumina Substrate for LCD panel (PFD,PDF,TFT…) manufacturing equipment.
For Large LCD industry glass substrate transfer manipulator.
For lithography equipment.

Feature

High purity and chemical durability
High Mechanical Strength and Hardness
High Corrosion Resistance
High Voltage Resistance
High Temperature Up to 1700ºC
Extremly Abrasion Resistance Performance
Excellent Insulation Performance
Large size

Large size

Product name	Chemshun large size high purity Alumina ceramic substrate ceramic panel
Material	99.7% alumina
Normal Size	1200x500x20, 1400x900x30, customized size accepted.
Color	Ivory
Application	LCD panel (PFD,PDF,TFT…) manufacturing equipment.
Min.Order	1Pic

Chemical / physical Information

		Unit	99.7 Alumina Ceramics
General Properties	Al2O3 content	wt%	99.7-99.9
	Density	gm/cc	3.94-3.97
	Color	-	Ivory
	Water absorption	%	0
Mechanical Properties	Flexural Strength(MOR) 20 ºC	Mpa(psix10^3)	440-550
	Elastic Modulus 20ºC	GPa (psix10^6)	375
	Vickers Hardness	Gpa(kg/mm2) R45N	>=17
	Bending Strength	Gpa	390
	Tensile Strength 25ºC	MPa(psix10^3)	248
	Fracture Toughness (K I c)	Mpa* m^1/2	4-5
Thermal Properities	Thermal conductivity(20ºC)	W/mk	30
	Coefficient of Thermal expansion(25-1000ºC)	1x 10^-6/ºC	7.6
	Thermal Shock Resistance	ºC	200
	Maximum use temperature	ºC	1700
Electrical Properities	Dielectric Strength (1MHz)	ac-kv/mm(ac v/mil)	8.7
	Dielectric Constant(1 MHz)	25ºC	9.7
	Volume Resistivity	ohm-cm (25ºC)	>10^14
		ohm-cm (500ºC)	2×10^12
		ohm-cm (1000ºC)	2×10^7

Service

We accept custom orders.
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