Zirconia Ceramic Filling Plunger | High-Precision ZrO₂ Dosing Pump Components
High-precision zirconia ceramic filling plungers for dosing and filling systems. Excellent wear resistance, smooth surface finish, and chemical stability for accurate fluid dispensing.
zirconia ceramic filling plunger
ceramic plunger for filling machine
ZrO2 dosing plunger
precision ceramic pump plunger
wear resistant ceramic piston
ceramic components for filling systems
Product Overview
The zirconia ceramic filling plunger is a precision component designed for liquid filling and dosing systems. Manufactured from high-performance zirconia (ZrO₂), it provides excellent wear resistance, superior surface finish, and stable sealing performance, ensuring accurate and consistent fluid dispensing in high-demand applications.
Key Features
1. High Surface Finish
Precision polishing ensures ultra-smooth surfaces for improved sealing and reduced friction.
2. Excellent Wear Resistance
Zirconia material withstands continuous reciprocating motion with minimal wear.
3. High Dimensional Accuracy
Ensures tight fit within pump chambers for consistent performance.
4. Chemical Resistance
Compatible with a wide range of liquids including chemicals, cosmetics, and pharmaceutical fluids.
5. Stable Sealing Performance
Supports precise dosing with minimal leakage and pressure loss.
Applications
Liquid filling machines
Dosing and metering systems
Cosmetic and pharmaceutical production equipment
Food and beverage filling systems
Chemical fluid dispensing systems
Technical Advantages
Long service life in repetitive motion systems
Low friction and improved operational stability
Non-contaminating material suitable for hygienic environments
High repeatability in precision dosing
Customization Options
Diameter and length customization
Surface roughness (Ra control)
End geometry and sealing interface
Matching with sleeves, seals, or pump bodies
OEM manufacturing based on drawings
Localized Title (US)
Zirconia Ceramic Filling Plunger | Precision Dosing Components Supplier in USA
Localized Content Snippet
We supply high-precision zirconia ceramic filling plungers to customers across the United States. Our components are widely used in dosing and filling systems for pharmaceutical, cosmetic, and industrial fluid control applications.
OEM customization and engineering support available.
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| Type | Unit | A‑100 | A‑200 | A‑300 | AZ‑100 |
| Material | - | Al₂O₃ 97% | Al₂O₃ 99.5% | Al₂O₃ 99.7% | Al₂O₃‑ZrO₂ |
| Colour | - | White ivory | White | Ivory White | White |
| Density | g/cm³ | 3.75 | 3.9 | 3.92 | 4.2 |
| Flexural Strength | MPa | 280 | 320 | 370 | 480 |
| Compressive Strength | MPa | 2250 | 2300 | 2450 | 2700 |
| Modules of Elasticity | GPa | 330 | 370 | 380 | 350 |
| Fracture Toughness | MPa·m^½ | 3 | 4 | 4.5 | 5.5 |
| Poisson's Ratio | — | 0.23 | 0.22 | 0.22 | 0.24 |
| Hardness | HRA | 90 | 91 | 91 | 91 |
| Vickers Hardness | HV1 | 1450 | 1550 | 1600 | 1600 |
| Thermal Expansion | 10⁻⁶K⁻¹ | 7.1 | 6.8 | 6.8 | 9.2 |
| Thermal Conductivity | W/m·K | 25 | 32 | 32 | 8 |
| Thermal Shock | ΔT·℃ | 200 | 220 | 220 | 470 |
| Max Use Temp(Oxidizing) | ℃ | 1200 | 1400 | 1650 | 1000 |
| Max Use Temp(Reducing) | ℃ | 1200 | 1400 | 1700 | 1000 |
| Volume Resistivity (20℃) | Ω·cm | 10¹⁴ | 10¹⁵ | 10¹⁵ | 10¹⁴ |
| Dielectric Strength | kV/mm | 16 | 20 | 22 | 16.5 |
| Dielectric Constant(1MHz) | - | 11.5 | 11 | 10 | 11 |
| Dielectric Loss (tanδ) | 1MHz | 3×10⁻³ | 1×10⁻³ | 1×10⁻³ | 2×10⁻² |
