• High hardness
• Wear & abrasion resistant
• High compressive strength
• High mechanical Strength
• Resists strong acid and alkali attack at high temperatures
• Excellent electrical insulation properties
• Decent thermal conductivity

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Resistant High Temperature Al2O3 Alumina Ceramic Heat Sink Plate
Properties:
1. High Temperature Up to 1700℃
2. High Voltage Resistance
3. High Mechanical Strength and Hardness
4. Excellent Insulation Performance
5. High Corrosion Resistance
6. Extremly Abrasion Resistance Performance
7. Wide Scope of Application
alumina ceramic substrate guide plate
>> Mingrui Ceramics advantage:
We can afford the standard and pre-engineered tiles;
We can afford the fabricated and lined equipment (finished product) according to customer requirement.
We have professional technical team to afford the CAD design drawings and develop new products for the pre-engineered tiles.
We have professional installation team to afford install service.
>> Mingrui Ceramics wear-resistant product feature:
- Excellent wear and abrasion protection property.
- Excellent corrosion resistance property
- Excellent heat resistance property
- Excellent impact resistance property
- Excellent for ballistic protection
- high hardness
- light weight
- adhesive firmly
- high temperature resistance
- low cost
Technical Parameter:
Item | Unit Symbol | 95% Alumina Ceramics | 99% Alumina Ceramics | 99.7% Alumina Ceramics |
Maximum Using Temperature | ℃ | 1600 | 1700 | 1700 |
Water Absorption | % | 0 | 0 | 0 |
Hardness | Gpa | ≥85 | ≥89 | ≥89 |
Flexural Strength | MPa (psi x 103) | 336 | 550 | 550 |
Compressive Strength | MPa (psi x 103) | 2000 | 2500 | 2500 |
Fracture Toughness | Mpa | 4~5 | 5.6 | 6 |
Thermal Conductivity | W/m °K | 18-25 | 30 | 30.4 |
Thermal Shock Resistance | °C | 220 | 180-220 | 180-220 |
Dielectricity Constant | 9.4 | 9.8 | 9.8 | |
Dielectric Strength | kV/mm | 16 | 22 | 22 |
Alumina ceramic plate Specifications
alumina ceramic plate/tile
Alumina plate purity alumina 99.7%
Very small and very large size
High temperature,good abrasaive
• High hardness
• Wear & abrasion resistant
• High compressive strength
• High mechanical Strength
• Resists strong acid and alkali attack at high temperatures
• Excellent electrical insulation properties
• Decent thermal conductivity
1. Furnace liner tubes
2. Thread and wire guides
3. Electronic substrates
4. Ballistic armor
5. Abrasion resistant tube and elbow liners
6. Thermometry sensors
7. Laboratory instrument tubes and sample holders
9. Grinding media
Properties | Units | 95 Alumina | 99 Alumina | ZrO2 |
Density | g / cm³ | 3.65 | 3.92 | 5.95-6.0g/cm³ |
Water absorption | % | 0 | 0 | 0 |
Coefficient of thermal expansion | 10-6/K | 7.9 | 8.5 | 10.5 |
Modulus of Elasticity Young's Mod | GPa | 280 | 340 | 210 |
Poisson's ratio | / | 0.21 | 0.22 | 0.3 |
HV Hardness HV | MPa | 1400 | 1650 | 1300-1365 |
Flexural Strength @ room temperature | MPa | 280 | 310 | 950 |
Flexural Strength @700°C | MPa | 220 | 230 | 210 |
Compressive Strength @ room temperature | MPa | 2000 | 2200 | 2000 |
Fracture Toughness | MPa *m 1/2 | 3.8 | 4.2 | 10 |
Heat conductivity @ room temperature | W/ m*k | 18-25 | 26-30 | 2-2.2 |
Electrical Resistivity @ room temperature | Ω*mm2 /m | >1015 | >1016 | >1015 |
Max use temperature | °C | 1500 | 1750 | 1050 |
Resistance to acid alkaline | / | high | high | high |
Dielectric Constant | / | 9.5 | 9.8 | 26 |
Dielectric Strength | KV/mm | 16 | 22 | / |
Thermol Shock Resistance | △ T ( °C ) | 220 | 180-200 | 280-350 |
Tensile Strength @ 25 °C | MPa | 200 | 248 | 252 |
We ( Dongguan Mingrui Ceramic Technology Co., Ltd ) are a professional manufacturer specialized
in R&D, manufacturing and selling customized all kinds of high precision zirconia and alumina ceramic parts . Our main products include ceramic rod , ceramic tube, ceramic plunger, ceramic valve, ceramic plate, ceramic shaft and bearing , ceramic nozzle etc , which are mainly used in industrial fields of Machinery, Petrochemical oil and gas, Valves, Automotive, Food Processing, Fluid Handling, Process Control, Thermal Processing, Aerospace, Defense, Eletronic and Electrical, Textile, Mechanical, Engineering, Mineral Processing, etc.
We have a full service include mold design and development , ceramic forming , precision machining
and precision detection technology. We have achieved great successes in particular requirements
which is based on cooperating with Tsinghua University and getting rich experience by our professional technical engineer teams . Our factory have an unique technical called mirror polishing which improve
our products more smooth , bright than other competitors.
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.