Dongguan Ming Rui Ceramic Technology Co.,ltd
Dongguan Ming Rui Ceramic Technology Co., Ltd
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Good Wear Resistance Advanced Zirconia Ceramic Piston /Pump Plunger
We have different types of ceramic plungers, all ceramic structure and ceramic + stainless steel structure.Based on the requirement of clients, our ceramic products can be customized according to your drawings or specification.
Features
1. Use temperatures up to 1500°C
2. High density
3. High hardness
4. Low thermal conductivity
5. Chemical inertness
6. Resistance to molten metals
7. Good Wear resistance
8. High fracture toughness
9. Shapes and sizes can be changed according to requirements
Application
Precision machinery parts
semiconductor electronics industry
biomedical
aerospace and other fields
Manufacturing process
1.Customized Components
2.Rapid Preparation of Sample
3.Rapid Mould&Tooling Design
4.Precision Processing and Polishing
5.High Volume Mass Production
6.Recommended Material&Production processing
7.Hot&Dry Pressing,Injection,Iso-static,Extrusion,Coating etc.
8.Engineering Testing Analysis&Stable Quality Control
Our advantages
1. Reliable quality with reasonable price;
2. We can products products according to your requirements exactly
3. We have our own kiln to fire Ceramics(quick delivery)
4. Profession in this fields for over ten years
5. Pefect after-sale service
Service
| Pre-sales service | After-sales service |
| 1.Inquiry and consulting support | 1.Train how to istall and use the product |
| 2.Sample and drawings checking | 2.Repair in warranty period9(1year) |
| 3.View our factory | 3.Dispose any problem in using |
| Unit | 95% Al2O3 | 99% Al2O3 | ZrO2 | GP-Si3N4 | |
| Color | - | white | ivory | white | gray |
| Density | g/cm³ | 3.65 | 3.88 | 5.95 | 3.22 |
| Water Absorption | % | 0 | 0 | 0 | 0 |
| Young's Modulus | Gpa | 280 | 350 | 205 | 295 |
| Vickers Hardness | Gpa | 14 | 20 | 12 | 18-20 |
| Flexural Strength ( at R.T. ) | Mpa | 280 | 300 | 900 | 650 |
| Compressive Strength ( at R.T. ) | Mpa | 2000 | 2500 | 2200 | 2200 |
| Thermal Conductivity ( at R.T. ) | W/(m.K) | 18-25 | 30 | 2.2 | 25 |
| Thermal Shock Resistance | ΔT(°C) | 220 | 180-200 | 280-350 | 450-650 |
| Max. Working Temperature ( at R.T. ) | °C | 1500 | 1700 | 850 | 1200 |
| Volume Resistivity ( at R.T. ) | Ω.cm | >10^15 | >10^14 | >10^12 | >10^14 |
| Dielectric Constant (1 MHz at R.T. ) | - | 9.50 | 9.80 | 26 | 8.20 |
| Dielectric Strength | kV/mm | 16 | 22 | - | 16 |
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