| Categories | Industrial Ceramic Parts |
|---|---|
| Brand Name: | OEM |
| Model Number: | OEM |
| Certification: | CE, , ISO |
| Place of Origin: | Guangdong, China(mainland) |
| MOQ: | 5 PCS |
| Price: | Negotiable |
| Payment Terms: | T/T, Western Union, Paypal, D/P, D/A, MoneyGram |
| Supply Ability: | 5000 pcs per month |
| Delivery Time: | 10 - 35 working days after order comfirmed |
| Packaging Details: | Packed in a bubble bag individually, then separated by a foam, finally put in standard export carton packing, or OEM packing. |
| Product name: | Zirconia Ceramic to Metal Automotive Engine Valve |
| Material: | Zirconia / alumina ceramic / Si3N4 |
| Density: | 3.0g/cm3 / >6.0g/cm3 |
| HV hardness: | 1400-1650 Mpa (Alumina), 1300-1365 Mpa (Zirconia) |
| Color: | White |
| Tolerance: | ±0.002 |
| Max working temperature: | 1750℃ (Alumina), 1050℃ ( Zirconia) |
| Size and Shape: | Custom |
| Application: | Automobile valves / car automotive engine valve |
Antirust Zirconia ceramic automobile valves silicon carbide ceramic self lubricating car engine valve
Product Description
Advantages of Zirconia Ceramic to Metal Automotive Engine Valve:
1. Refractory.
2. Self Lubricating.
3. Long Service Life.
4. Good Polished Surface.
5. Environmental and Healthy.
6. Superior Mechanical Strength.
7. High Corrosion and Wear Resistance.
8. Good Insulation Performance Precision.
9. High Temperature and Pressure Resistance.
10. High Purity Zirconia and Alumina Ceramic Material.
Properties Sheet:
| Properties | Units | 95 Alumina | 99 Alumina | Zirconia |
| Density | ɡ / cm3 | 3.65 | 3.92 | 5.95 - 6.0 |
| 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 | Mpa | 1400 | 1650 | 1300 - 1365 |
| Flexural Strength @ Room Temperature | Mpa | 280 | 310 | 950 |
| Flexural Strength @ 700℃ | Mpa | 220 | 230 | 210 |
| Compressive Strength@Room Temperature | Mpa | 2000 | 2200 | 2000 |
| Fracture Toughness | Mpa * m½ | 3.8 | 4.2 | 10 |
| Heat Conductivity @ Room Temperature | W / m * k | 18 - 25 | 26 - 30 | 2.0 - 2.2 |
| Electrical Resistivity @ Room Temperature | Ω*mm2 / m | ＞1015 | ＞1016 | ＞1015 |
| Max Application Temperature | ℃ | 1500 | 1750 | 1050 |
| Resistance to Acid Alkaline | / | High | High | High |
| Dielectric Constant | / | 9.5 | 9.8 | 26 |
| Dielectric Strength | KV / mm | 16 | 22 | / |
| Thermal Shock Resistance | Δ T ( ℃ ) | 220 | 180 - 200 | 282 - 350 |
| Tensile Strength @ 25℃ | Mpa | 200 | 248 | 252 |
Detailed Images
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Components
Packaging and Shipping
Antirust Zirconia ceramic automobile valves will be packed in a
bubble bag individually, then separated by a foam, finally put in
standard export carton packing, or OEM packing.
Shipped by Express ( DHL, TNT, UPS, Fedex, EMS ), Air, or Sea transportation.
Company information
Who Are We?
Mingrui has professional OEM experience in manufacturing industrial ceramic parts for so many
years. We can make the products according to your drawings, custom the size, thickness and other parameters.
.
What Do We Do?
We have very advanced technologies in the production of zirconia and alumina ceramic nozzle, rod, ring, tube, shaft, plate, sleeve, valve, plunger, bearing, and semiconductive ceramics etc.. They are applicable to Electrical, Appliance, Oil & Gas, Energy & Power, Food & Medical, Agriculture, Aerospace,
even other High-end fields.
.
Our products with some certificates, such as , CE, TUV, etc..
Factory Show
Production Process Show
One-stop production, from the raw material ( powder ) to final
products, control the quality strickly of every production link.
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