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Model NO.: OEM
Compression Strength: >850 MPa
Kic: >4.8MPa·m1/2
Flexural Strength: >290MPa
Thermal Conductivity: 20W/M.K
Thermal Expansivity: 7.2×10-6m/M.K
Surface: Polishing or Glazing
Feature: Wear Resistance
Trademark: Alumina Ceramic Nozzle
Transport Package: Export Carton or Wood Boxes
Specification: Be Customed
Origin: China (Mainland)
Product DescriptionWear Resistant Alumina Ceramic Nozzle
Alumina ceramic is a kind of alumina (Al2O3) ceramic material as the main body, for thick film integrated circuit.The alumina ceramic has good conductivity, mechanical strength and heat resistance.Note that with ultrasonic washing.Alumina ceramic is a kind of widely used ceramic, because of its superior performance, the application in the modern the society has been more and more widely, to meet the needs of daily and special performance.
Technical index of alumina
| Property | Units | Â | |||
| Al2O3 Content | % | 96 | 98 | 99.5 | 99.7 |
| Density | G /Â cm3 | 3.70 | 3.80 | 3.90 | 3.92 |
| Color | - | White | White | Ivory | Ivory |
| Compressive Strength @Â 25 C | Mpa | 2229 | 2091 | 2512 | 2350 |
| Tensile Strength @Â 25 C | MPa | 200 | 200 | 248 | 252 |
| Flexural Strength @Â 25 C | MPa | 331 | 276 | 324 | 320 |
| Elastic Modulus @Â 25 C | GPa | 290 | 331 | 366 | 380 |
| Hardness :Knoop Rockwell | (Gpa) Kg/mm2 R45N |
(11.7)Â Â Â 1196 79 |
(12.5)Â Â Â 1276 77 |
(14)Â Â Â 1428 85 |
(15) 1510 90 |
| Thermal Conductivity @Â 25 C | W /Â m-Deg K | 20.8 | 28.1 |
30.7 |
31.6 |
| Coefficient of Thermal Expansion @Â 25-1000 C | 1 XÂ 10-6 / Deg C |
7.9 | 8.5 | 8.1 | 8.0 |
| Specific Heat @Â 25 C | Cal /Â g /Â Deg C | .184 | .184 | .182 | .180 |
| Maximum Working Temp. | Deg C | 1650 | 1650 | 1700 | 1700 |
| VolumeResitivity    @25C   @700 C | Ohm-cm Ohm-cm |
1 XÂ 10-13 1 XÂ 10-8 |
1X 10-13 2.2 XÂ 10-9 |
1 X 10-13 6 x 10-7 |
1 X 10-13 6 x 10-7 |
| Dielectric Strength (@Thickness)Â Â Â 100Mils |
Ac volts Per mil |
350 |
340 |
335 | 330 |
| Dielectric Constant   1Mhz @25C |
E' /Â eo | 8.6 | 9.4 | 9.7 | 10.0 |
| Dissipation Factor 1Â Mhz @25C |
Tan Delta | .0004 |
.0003 |
.0003 |
.0002 |
Product Details
Our Service
Customized component;
Rapid reparation of sample;
Rapid mould&tooling Design;
Recommended  material&production processing;
High volume mass production;
Hot &dry pressing,injection, Iso-static,coating etc.
Precision processing and polishing;
OEM Manufacturing welcome: Product, Package.
Our Company
HIGHBORNÂ is one of the leading high quality quartz glass and precise ceramics manufacturer and supplier in China.
HIGHBORNÂ has always been a defining force in the sale and fabrication of quartz glass within the semi-conductor, chemical, solar Energy and precise ceramics within semi-conductor , solar energy, textile, electronic, and laser industries.
Delivery & Packing
Packing:
1. Special logistics packaging
2. Suitable carton size
3. Shock bubble film
4.Customize the packaging and print logo according to your requirements
Delviery time:
1.About 3 days for the stock sample;
2.About 30 days for the  bulk quantity.
FAQ
1.Where is your main market?
We have been exported to USA, Korea, UK, France, Russia, Germany, India, Spain, Brazil etc, so far, there is about 151 countries we have been exported, we also get good reputation from our customers.
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2. What is your payment term?
We mainly accept T/T, West Union, Credit card and L/C.
Paypal will be available in the near future.
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3. For alumina ceramic, what about the forming method?
 Drying pressing             Â
 Isostatic pressing
 Hot pressing casting
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4.What about the package?
We pack with plastic bubble paper, carton box, then safe wooden box outside, we can control the breakage less than 1%.
If you have another question, pls feel free to contact us.
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1. Elegant circular high-power underwater LED luminaire for underwater landscape lightings.
2. Cree or Lumileds high power leds in whites, mono color and RGB with various beam angle options.
3. High brightness contrast level for smooth and consistent color change effect.
4. Stainless steel construction and clear tempered glass cover.
5. IP68 rated and operate to a depth up to 5 meters.
6. Stainless steel mounting bracket that can rotate and tilt up to 180° for easy and fast installation and light projection adjustment.
7. DC12V input or constant current input option.
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