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Large Diameter 99.5% High Purity Alumina Ceramic Disk Machinable Ceramic Sheet

Dongguan Ming Rui Ceramic Technology Co.,ltd
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Address: NO 21st ChuangXing Road, Shangsha community , Changan Town, Dongguan city Guangdong province, China

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Dongguan Ming Rui Ceramic Technology Co.,ltd

Large Diameter 99.5% High Purity Alumina Ceramic Disk Machinable Ceramic Sheet

Country/Region china
City & Province dongguan guangdong
Categories Steel Sheets
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Product Details

 

 

Large Diameter 99.5% High Purity Alumina Ceramic Disk , Alumina Ceramic Plate

 

This material has very high hardness, very high stiffness, very good corrosion resistance to chemicals at high temperature, and very high refractoriness or use temperature. They may be used for a variety of electrical, mechanical, and thermal applications. They may be used as setter plates for firing parts in a kiln. The may be used for high temperature furnaces and as high temperature refractory turntables. They may also be used for jewelry or for applications requiring high wear or abrasion resistance. Your imagination is the only limiting factor in the spectrum of possible applications for this component. Be sure to view all photos as they are an integral component of the item description.

 

The specifications for these components are as follows:

 

Diameter: Average approximately 14.00" +/-0.010" (381 mm)

Thickness: Average approximately 0.435” +/-0.010" (11 mm )

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Please Note: There are visually discernible differences in any or all of the dimensions. These are not precision technical ceramic components. There is no warp or camber Specification for this item. However they are relatively flat. There may also be “firing” color variations inherent in the material. Some my have minor edge chatter or small edge chips. The thermal shock resistance is not very high so exercise rule of thumb caution. “The larger the piece of material the slower the rate of temperature increase should be applied to the piece.” Heat up slowly to avoid cracking in use.

 

Specific Gravity or Density: 3.9 g/cm3

Water Absorption or Porosity: 0%

Fusion Temperature or Melting Temperature: 2030 °C or 3686 °F

Maximum Working Temperature: 1800 °C or 3272 °F

Thermal Conductivity: 25 W/m* K

Specific Heat: 0.9 J/g*K

Expansion Coefficient or CTE: 7.5 x 10 E-6 inches/°C

Electrical Resistivity at 20 C: 10 E¬14 Ohm*cm

Electrical resistance at 600 C: 10 E 8 Ohm*cm

Modulus of Elasticity: 44 x 10 E 6 p.s.i. or 350 GPa.

 

Technical electrical insulation al2o3 alumina ceramic
-Heat resistance

-Wear resistance

-High strengh
-Good insulation
-Used in all electric products, electric heating products and wear resistant machinery parts.

-OEM, ODM and OBM are welcomed

 

Key Properties
• Hard, wear-resistant
• Excellent dielectric properties
• Good thermal conductivity
• Excellent size and shape capability
• High strength and stiffness

Typical Uses
• Gas laser tubes
• Electronic substrates
• Seal rings
• High temperature electrical insulators
• High voltage insulators
• Thermometry sensors
• Ballistic armor
Production Name
High Wear Resistant 99% alumina ceramic Insulator
Material
Alumina ceramic
Size
According to drawings or samples
Torlerance
+/- 0.01mm
Lead time
10-30 days
Delivery
Air Express (DHL/UPS/TNT/ FedEx)

 

 

Properties Sheet of zirconia and alumina : 

 

PropertiesUnits95 Alumina99 AluminaZrO2
Densityg / cm³3.653.925.95-6.0g/cm³
Water absorption%000
Coefficient of thermal expansion10-6/K7.98.510.5
Modulus of Elasticity Young's ModGPa280340210
Poisson's ratio/0.210.220.3
HV Hardness HVMPa140016501300-1365
Flexural Strength @ room temperatureMPa280310950
Flexural Strength @700°CMPa220230210
Compressive Strength @ room temperatureMPa200022002000
Fracture ToughnessMPa *m 1/23.84.210
Heat conductivity @ room temperatureW/ m*k18-2526-302-2.2
Electrical Resistivity @ room temperatureΩ*mm2 /m>1015>1016>1015
Max use temperature°C150017501050
Resistance to acid alkaline/highhighhigh
Dielectric Constant/9.59.826
Dielectric StrengthKV/mm1622/
Thermol Shock Resistance△ T ( °C )220180-200280-350
Tensile Strength @ 25 °CMPa200248252

 

 
Main Features:
1) High hardness.
2) High heat resistance: alumina ceramic has excellentthermal stability,which means that it is widely used in areas where resistance to high temperatures is essential.
3) Good wear resistance: alumina ceramic is the material of choice for alumina wear parts.
4) High electrical resistivity: alumina is an electrically insulating material.
5) High corrosion resistance: it is insoluble in water and only slightly soluble in strong acid and alkaline solutions. Good chemical stability of alumina leads to high corrosion resistance.

Company Introduction
Mingrui ceramic manufacture and provides alumina ceramic components for a wide range of application like Mechanical Equipment, Electronic & Electrical, Oil Drilling, Medical, Chemical Industry etc. According to actual application and customer's requirement, the purities vary from 95%-99.7% and the forming methods will be different. The forming methods applied in our plant include dry pressing, isostatic pressing, injection moulding, extrusion moulding. With experienced engineers and talented workers, we are confident to offer high quality, high precision, complex components for customers worldwide.

Mingrui Ceramics has years of experience designing and developing technical ceramic solutions for a wide variety of applications and industries.Wear And Corrosion Resistant Ceramic Shaft Chemical Stirring Rod. We offer this expertise to all of our customers to ensure the best design and materials are chosen for their specific application and needs.Wear And Corrosion Resistant Ceramic Shaft Chemical Stirring Rod,Typically, our custom technical ceramic components and parts we supply are used for one of three  main resons . 
 
 
More products  :
 
 

Delivery:
Custom OEM will be shipped within 15 days after determining the parameters
The samples will be shipped within 3 days
Quick Delivery Via Fedex,DHL,UPS,TNT Etc.
Support customer to designate shipping company
For more informations (the price,delivery time,moq etc)about the ceramic plates, please contact us or email:admin@cerampart.com


CEO: Admin deng
Dongguan Mingrui Ceramic Tech. Co. Ltd.
Add: No.21 Chuangxing Rd., 2nd Industrial Zone of Shangsha,
Chang'an town, Dongguan city, Guangdong, China 523867
Email: admin@cerampart.com


FAQ
1. Monthly Capacity: 50,000-60,000 pcs;
2. Material: OEM or as per your suggestion;
3. Lead time: about 7-20 days, pls confirm the quantities required;
4. Incoterm: FOB, CFR, CIF;
5. Delivery Cost: It is determinated by the destination port;
6. Payment Term: PayPal; T/T; L/C.
7. Shipment: by sea, by air, by courier, by post, etc.

 

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