Products Description
The zirconia ceramic hot melt head is a high-performance component, representing a key application of advanced structural ceramics such as alumina and zirconia, including specialized forms like alumina toughened zirconia (ZTA) and zirconia toughened alumina ceramics. It is primarily fabricated from high-purity zirconia ceramic material, which may utilize yttria stabilized zirconia (YSZ), magnesia stabilized zirconia, or calcia stabilized zirconia to achieve optimal properties. These zirconia based ceramics offer exceptional high-temperature resistance, wear resistance, and corrosion resistance. The unique properties of this zirconium dioxide ceramic or zirconium oxide ceramic ensure stable operation in high-temperature environments, significantly extending equipment service life. Common material grades include Y-TZP (yttria tetragonal zirconia polycrystal), PSZ (partially stabilized zirconia), and fully stabilized zirconia.

| Product name | Zirconia ceramic hot melt head |
| Material | Zirconia/ZrO/Zro(Y-PSZ & Mg-PSZ) |
| Color | White/Black Customized according to the client's requirements |
| size | Customized according to the client's requirements |
| Machining accuracy | ±0.001mm |
| Packaging | Carton /Pallet/Wooden case (According to client requirement ) |
| Delivery time | Standard Product-Within 3 days |
| Items Design | According to the client's drawing or samples |
| Features | Good quality, low price, Multiple factories, deliver to you based on the one closest to your location |
| Application | Industrial Ceramics |
| Certificate | ISO, CE |
Ceramics performance parameter
| Number | Performance | Unit | Zirconia |
| Zirconia | |||
| 1 | Density | g/cm3 | 6.00~6.10 |
| 2 | Flexural strength | MPa | ≥1100 |
| 3 | Fracture toughness | MPa·m1/2 | 8 |
| 4 | Dielectric constant | εr(20℃,1MHz) | 10.6 |
| 5 | Hardness | GPa | 15 |
| Hardness | HRC | 79 | |
| 6 | Volume resistivity | Ω·cm(20℃) | 10 14 |
| 7 | Elastic modulus | GPa | 220 |
| 8 | Coefficient of thermal expansion | ×10-6/k | 10.2 |
| 9 | Compressive strength | MPa | 2500 |
| 10 | Abrasions | g/cm2 | 0.01 |
| 11 | Thermal conductivity | W/m×k(20℃) | 27 |
| 12 | Poisson's ratio | / | 0.3 |
| 13 | Insulation strength | kv/mm | 32 |
| 14 | Temperature | ℃ | 1520 |
Products performance
The zirconia ceramic hot melt head, often made from yttria stabilized tetragonal zirconia polycrystal, exhibits outstanding thermal stability and mechanical strength. It maintains structural integrity without deformation or cracking even under prolonged high-temperature conditions. Additionally, the excellent surface smoothness achievable through precision machining of zirconia minimizes the adhesion of molten materials, reducing maintenance frequency and enhancing processing efficiency. The low thermal conductivity of zirconia oxide also contributes to improved energy efficiency.
Product Application
The zirconia ceramic hot melt head finds primary use in industrial sectors like plastic processing, adhesive application, and packaging. It is commonly employed as a critical zirconia ceramic nozzle or component in hot melt adhesive machines, ceramic piston pumps, ceramic plunger pumps, and other thermal processing devices. Its high durability and reliability, stemming from its nature as a technical ceramic like zirconia composite ceramics, make it ideal for continuous production processes. This meets the demands of high-precision manufacturing, with components ranging from zirconia ceramic bushings and ceramic seal rings to zirconia ceramic gears and ferrules. The material, also known as zirconium dioxide (ZrO2) or zirconia (ZrO₂), is supplied by specialized zirconia ceramic suppliers and manufacturers for applications requiring custom precision ceramic parts, zirconia structures, and ceramic zirconium oxide components in various forms such as sheets, rods, crucibles, and grinding jars.
Quality control
We strictly follow ISO 9001 quality management system to ensure consistency:
- 100% raw material inspection
- Advanced hot-pressing production lines
- In-house testing: density, hardness, microstructure analysis
- Third-party certifications (SGS, CE, ROHS available upon request)




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