Dry Pressing 95% / 99% / 99.7% High Alumina Ceramic To Metal Bonding OEM

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Product Details

Brand Name	HONGDA		Place of Origin	China
Model Number	HONGDA

Delivery Time:5 work days
Certification:ISO9001 TS/16949

Dry Pressing 95% / 99% / 99.7% High Alumina Ceramic To Metal Bonding OEM

Specifications:

95%,99%,99.7% Al2O3 Material Parameters:

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			1450℃	1600℃	1650℃
Water absorption		%	0	0	0
ROHS Hardness			≥85	≥89	≥89
Flexural strength	20° C	MPa (psi x 103)	358 (52)	550	550
Compressive Strength	20° C	MPa (psi x 103)	2068 (300)	2600(377)	2600(377)
Fracture Toughness	K(I c)	Mpa m1/2	4-5	5.6	6
Coefficient of thermal expansion	25-1000° C	1X 10-6/°C	7.6	7.9	8.2
Coefficient of thermal conductivity	20° C	W/m °K	16	30.0	30.4
Thermal Shock Resistance	Tc	°C	250	200	200
Dielectricity constant	1MHz.25℃		9	9.7	9.7
Dielectric strength		ac-kV/mm (ac V/mil)	8.3 (210)	8.7 (220)	8.7 (220)
Volume Resistivity	100℃	ohm-cm	> 1013	> 1014	> 1014

Description:

The technic of Ceramic with Metal is: adhere the ceramic and metal part with epoxy resin, according to customer’s demands

The material of ceramic part is 95%/99%/99.7% alumina, forming methods are dry pressing and CIP.

Product size is precise, little warp

HONGDA Ceramics Co., Ltd.: Contact nameMr. Zheng
Chat Now; Phone86-021-8751079; AddressAlley 17, Meiai Rd., Taizhou, Zhejiang

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