Product Details

FR4 and rogers ro4003 pcb with ENIG surface finished

Product Description

Alumina Ceramics Technical Parameter:

Alumina Ceramics Technical Parameter
Alumina Content		80-85%	90-96%	> 99.5%	99%
General Application		Lower Cost Electrical& Mechanical	High Strength, Wear Resistant, Electronic, Insulating, Mechanical, Structural & Metalizing	Extremely High Purity, Temperature & Strength; Excellent Corrosion & Wear Resistance	Porous, Easily Degassed & Machinable
Porosity	%	0-.05	0-.05	0-.05	Variable
Density	gm/cm3	3.45-3.50	3.55-3.75	3.75-3.95	2.4
Flexural Strength	kpsi	35.0-40.0	40.0-50.0	50.0-55.0	-
Comprehensive Strength	kpsi	260	> 300.0	> 300.0	-
Tensile Strength	kpsi	15.0-20.0	20.0-28.0	20.0-28.0	-
Linear Coefficient of Thermal Expansion	(cm/cm/°C) 25-300°C 25-700°C	5.9X10-6 6.5X10-6	6.3X10-6 7.0X10-6	6.5X10-6 7.5X10-6	6.5X10-67.5X10-6
Dielecctric Constant at 25°C	1 MH 10 MH	8.5-8.9 8.4-8.8	9.2-9.8 9.0-9.6	9.5-9.9 9.3-9.7	-
Dielectric Strength	Volt/mil	200	225	225	-
Te Value	°F °C	1472 800	> 1832 > 1000	> 1832 > 1000	> 1832 > 1000
Thermal Conductivity at 25°C	cal/sec/cm2/cm/°C	.03-.04	.04-.06	.07-.08	-
Thermal Shock		Good	Good	Good	Good
Safe Use Temperature	°F °C	2550 1400	3000-3100 1650-1700	3275 1800	3275 1800

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FAQ

Q1: What's your minimum order quantity?

A1: Our MOQ is not the same based on different items. Small orders are also welcome.

Q2: what file we should offer?

A2: PCB:Gerber file is better,( Protel ,power pcb,PADs file); PCBA : Gerber file and BOM list.

Q3: What any other information should be offered except for file?

A3:Following specifications are needed for quotation:

a) Base material

b) Board thickness:

c) Copper thickness

d) Surface treatment:

e) color of solder mask and silkscreen

f) Quantity

Q4: Can you provide quick turn PCB?

A4:Yes,we can provide quick time service 1-2days.

Q5: What payment terms do you have?

A5: For small orders, we usually prefer Paypal and Western Union; For bigger order,pls pay by TT.

Q6: How about the shipping method?

A6:We have stable cooperationship with DHL, Fedex, EMS, UPS, TNT and other air flight way or sea freight company.Usually we will quote you the most reasonable shipping method according to your country, good types, weight and requested delivery time.

We shall appreciate if you could write us details of your order quantity, country, sea port/air port before you send us inquiry. In this way we can offer you the best and most accurate price.

Q7: I am very satisfied after I read your information, how can I start to purchase my order?

A7: Please click the "send" at the bottom of this page or contact our sales on Trade Manage online!

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