Home > Alumina Ceramic Plate >

High Temperature Insulation 99% Alumina Ceramic Wafer / Substrate/ Round Sheet / Disk

Product Categories

Dongguan Ming Rui Ceramic Technology Co.,ltd

Contact Now

High Temperature Insulation 99% Alumina Ceramic Wafer / Substrate/ Round Sheet / Disk

Brand Name : oem

Model Number : Customized requirement

Certification : ISO9001-2015.,UL,ROAH

Place of Origin : China

MOQ : 10 pieces

Price : Negotiation

Payment Terms : T/T, Western Union, MoneyGram, D/P, D/A

Supply Ability : 10000 pieces month

Delivery Time : 15-20 working days after the order confirmed

Packaging Details : intertional carton box

Sample order : acceptable

Color : ivory / white or customized

Testing Way : Strict Quality test one by one

advantage : good insulation performance

Size : Size Customized

Feature : High wear resistant/corrosion resistant/high-temperature resistant

Precision : + / -0.001mm

Surface finish : Surface glazed, polishing, or metallized

Density : 3.65 - 6.10 G/cm3

Thickness : 1mm,2mm,3mm, or ccustomzied

Contact Now

High Temperature Insulation 99% Alumina Ceramic Wafer / Substrate/ Round Sheet / Disk

Technical data of al2o3 alumina ceramic wafer:

-Heat resistance

-Wear resistance

-High strengh
-Good insulation

-Corrosion resistance
-Used in all electric products, electric heating products and wear resistant machinery parts.

-OEM, ODM and OBM are welcomed

Application:
Alumina ceramic is mainly used in large power equipment, IC MOS tube, IGBT chip heat conducting insulation, high frequency power supply, communication, mechanical equipment, strong current, high voltage, high temperature and other thermal heat insulation parts need products.
Physical properties: high thermal conductivity, high voltage insulation resistance, high temperature resistant, abrasion resistant, high strength.

Different technique datas of different alumina percentage:

Item	99alumina	95alumina	92alumina	unit symbol
Bulk Density	3.85	3.65	3.6	g/cm3≥
Flexural Strength	350	300	280	MPa≥
Max Use Temperature	1700	1500	1400	°C≥
Volume Resistivity	1015	1014	1014	Ω·cm 20°C

Our products include engineered ceramic, strengthened structure ceramic,ceramic bar,ceramic tube,ceramic block, ceramic ring, ceramic cylinder/bushings, ceramic shaft,ceramic plate,ceramic sleeve,ceramic valve,ceramic plunger and ceramic arm,ceramic pin, ceramic metric gauge, ceramic substrate.

Machining precision data: (reference data,the actual data is subject to the actual conditions)
(1)Shaft parts: Radial dimensions can reach 0.0015 mm; roundness 0.001 mm, concentricity 0.0025 mm, roughness 0.01
(2)Hole type parts:Machining minimum aperture of 0.3 mm, depth can reach 3 mm;The diameter of 1 mm can be radial 0.002 mm;Roughness 0.02-0.04;
(3)Plane processing:The tolerance can reach 0.002 mm, and the plane is 0.0015mm.
(4)Ceramic thread processing:the internal thread M2 can be grinds, thread precision GB-7h; The outer thread size is not limited, the precision GB-6g;

Properties Sheet of zirconia and alumina :

Properties	Unit		Alumina				Zirconia
Properties	Unit	96%Al₂O₃	99%Al₂O₃	99.5%Al₂O₃	99.8%Al₂O₃	99.9%Al₂O₃	3Y-TZP
Colour	-	White	White	Ivory	Ivory	Translucent	white/black
Bulk density	g/cc	3.78	3.88	3.93	3.93	3.98	6.03
Water Absorption	%	0	0	0	0	0	0
Grain size	μm	5-10	2-5	2-5	2-5	2-4	0.4
Bending strength	MPa	380	350	360	380	300	1000
K_IC	MPa.m1/2	3~4	4	3~4	3~4	3~4	5~8
Vickers Hardness	GPa	13	14	14.5	14.5	15	13
Young's Modulus of Elasticity	GPa	360	370	370	380	390	200
Thermal Conductivity	W/m° K	24	28	32	32	34	2
Coefficient of Linear Expansion	10-6/°C	6.7	7.2	7.2	7.2	7.2	10.5
Dielectric Constant (1MHz)	-	9.1	9.5	9.6	9.6	9.9	33
Dielectric Loss Angle (1MHz)	-	0.0002	0.0001	0.0001	0.0001	0.0001	0.002
Dielectric Strength	V/m	15×10⁶	15×10⁶	15×10⁶	15×10⁶	15×10⁶	11×10⁶
Volume Resistivity	Ohm.cm	>10¹⁴	>10¹⁴	>10¹⁴	>10¹⁴	>10¹⁴	10¹³
(RT)	Ohm.cm	>10¹⁴	>10¹⁴	>10¹⁴	>10¹⁴	>10¹⁴	10¹³

Processing Methods

High Temperature Insulation 99% Alumina Ceramic Wafer / Substrate/ Round Sheet / Disk

Packaging & Delivery

Packaging Details:	1. Carton with Bubble bag or foam. 2. Wooden carton 3. As per customer's requirements.
Delivery Details:	1. 3-25 days for sample 2. 25-40 days for mass products.
Shipment Terms:	1. Small order: By express, DHL/ UPS/ Fedex/ EMS etc. 2. Large order: By sea or By air

FAQ

Q: Are you trading company or manufacturer ?

A: We are factory.

Q: How long is your delivery time?

A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.

Q: Do you provide samples ? is it free or extra ?

A: Yes, we could offer the sample for free charge but do not pay the cost of freight.

Q: What is your terms of payment ?

A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.
If you have another question, pls feel free to contact us as below:

More Detail Images

Product Tags:

machinable ceramic sheet

alumina ceramic sheet

High Temperature Insulation 99% Alumina Ceramic Wafer / Substrate/ Round Sheet / Disk Images

Inquiry Cart 0

Send your message to this supplier


*From:	Your email address is incorrect!
*To:	Dongguan Ming Rui Ceramic Technology Co.,ltd
*Subject:	Subject is empty!
*Message:	For the best results, we recommend including the following details: -Self introduction -Required specifications -Inquire about price/MOQ Characters Remaining: (0/3000) Please enter 20 to 3000 characters to contact this supplier!