high thermal conductivity ceramic

FOB Price:	1.00 - 10.00 USD/Piece
Supply Ability:	110,000 Piece/Pieces per Month
Shipping:	FedEx, UPS, DHL,etc
Payment Terms:	T/T, Western Union

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Product Details

Export Markets:	North America, South America, Eastern Europe, Oceania, Eastern Asia, Western Europe
Place of Origin:	Fujian in China
Packaging Details:	cartons and boxes

Specifications

Features:

High thermal conductivity, low dielectric constant & loss, good insulation, have a coefficient of thermal expansion similar with silicon (Si), No toxicity.

Application:

1. HBLED

2. optical-communication

3. High-power RF Devices

4. Power Electronic Devices

5. Power Module

6. Special Cooling Device

Property Index of AlN ceramic substrates
Property Sort	Property Content	Unit	Property Index
Basic Properties	Appearance/color	-	Gray
	Water absorption	%	0
	Volume density	g/cm3	≥3.30
	Surface roughness, Ra	μm	0.3-0.5
	Camber	(length‰)	≤3‰

Thermal Properties	Thermal conductivity (30ºC)	W/m.k	≥170
	(20ºC to 300ºC) Thermal expansivity (300ºC to 800ºC)	×10-6/ºC	4.4
	(20ºC to 300ºC) Thermal expansivity (300ºC to 800ºC)	×10-6/ºC	4.8

Mechanical Properties	Flexural strength	MPa	420
	Modulus of elasticity	GPa	320
	Moh's hardness	-	8

Electrical properties	Dielectric constant (1MHz 25ºC)	-	8.9
	Dielectric loss(1MHz 25ºC)	×10-4	2.8
	Dielectric strength	KV/mm	≥17
	Volume resistivity	Ω.cm	≥1014