Direct Factory Procurement Portfolio | High-Purity Powders, Precision Plates & Custom Sintered Components
In contemporary advanced manufacturing, standard metals and traditional structural ceramics often fail under ultra-high temperatures, aggressive chemical exposure, and intense mechanical friction. Zirconia plates (ZrO₂) have emerged as the foundational material solution for next-generation semiconductor processing, solid oxide fuel cells (SOFC), aerospace thermal barriers, and bio-medical devices.
Unlike brittle alumina or silicon carbide, zirconia plates exhibit stress-induced transformation toughening. When micro-cracks propagate, tetragonal phase grains transform into monoclinic phase, expanding by 3-5% and actively clamping the crack tip shut.
With a Mohs hardness rating of 8.5+ and an extremely low coefficient of friction against metals, zirconia ceramic plates drastically eliminate sliding wear, particle generation, and galling in high-speed mechanical seals and pump liners.
Exhibiting extremely low thermal conductivity (~2.0 to 3.0 W/m·K) compared to alumina (~30 W/m·K), zirconia plates serve as ideal thermal isolation substrates and high-voltage electrical insulators under harsh operational ambient conditions.
Founded in 2003, Yixing Qiangguang Ceramic Materials Co., Ltd. is a professional provider dedicated to the research and development (R&D), manufacturing, and application solutions of high-performance advanced ceramic materials. It is among the few enterprises in China that possess a complete industrial chain, covering key links from powder forming, sintering and precision machining to the provision of integrated application solutions.
The company is also a rare domestic manufacturer engaged in the R&D, production, and supply of a comprehensive portfolio of ceramic materials. Its product range covers zirconia, yttria, alumina, magnesia, aluminum nitride, boron nitride, silicon nitride, silicon carbide, aluminum titanate and other key ceramic materials for industrial use.
Benefiting from excellent product performance and stable quality, its products are extensively utilized in various high-end fields, such as food and medical industries, new energy vehicles, laser semiconductors, petrochemical engineering, powder metallurgy, national defense and military, as well as aerospace sectors.
Adhering to the core principle of "creating value for customers", Qiangguang provides customized and cost-efficient advanced ceramic solutions tailored to the specific demands of different customers. It is supported by high-quality after-sales services and a strict full-process tracking system, which effectively enhances cooperation efficiency and promotes continuous quality improvement.
At present, the company's products are sold well across the country and exported to Italy, the United Kingdom, Australia, Japan, Malaysia, Thailand, Hungary and other countries and regions. Committed to delivering high-quality products at reasonable prices, Qiangguang sincerely looks forward to establishing long-term and stable cooperative relations with global partners.
Selecting the correct stabilizing oxide determines the crystal structure (cubic, tetragonal, or monoclinic) and directly governs the mechanical, thermal, and electrical properties of the sintered ceramic plate. Below is an engineering comparison matrix:
| Material Variant | Stabilizing Dopant | Flexural Strength (MPa) | Fracture Toughness (K1c) | Thermal Expansion (10⁻⁶/K) | Primary Industrial Application |
|---|---|---|---|---|---|
| 3Y-TZP Plate | 3 mol% Y₂O₃ (Yttria) | 1000 - 1300 | 7.0 - 10.0 | 10.5 | High-stress structural plates, cutting tools, medical implants, semiconductor setters |
| 8YSZ Plate | 8 mol% Y₂O₃ (Yttria) | 300 - 400 | 2.5 - 3.0 | 10.8 | Solid Oxide Fuel Cell (SOFC) electrolytes, oxygen sensors, thermal barriers |
| Mg-PSZ Plate | 8-10 mol% MgO (Magnesia) | 600 - 850 | 9.0 - 13.0 | 9.8 | Thermal shock refractory setters, high-temperature molten metal nozzles, valves |
| Ca-SZ Plate | 4-6 wt% CaO (Calcia) | 450 - 650 | 6.0 - 8.0 | 10.0 | Cost-effective refractory plates, metallurgical heat shields, glass forming dies |
| ZTA Plate | Zirconia Toughened Alumina | 700 - 950 | 5.5 - 7.5 | 8.2 | Wear-resistant liner plates, industrial knife substrates, electronic insulator substrates |
Achieving ultra-flat, stress-free ceramic plates requires strict adherence to end-to-end ceramic processing parameters. Yixing Qiangguang implements standardized quality checkpoints throughout every production phase:
Sub-micron co-precipitation & spray drying ensuring homogenous grain distribution (< 0.3 µm average particle size).
Uniform 200+ MPa cold isostatic compaction eliminating internal density gradients and micro-voids.
Computerized atmosphere-controlled sintering profiles (1450°C–1650°C) with precision thermal ramp cycles.
Diamond grinding, laser drilling, and lapping yielding flatnesses down to ±0.005 mm and surface finish Ra < 0.01 µm.
As semiconductor feature sizes shrink and solid-state energy storage scales globally, the demands placed on zirconia ceramic plates are shifting toward microstructural grain refinement and additive manufacturing versatility.
Transitioning from conventional dry pressing to UV-curable ceramic slurry 3D printing, enabling internal cooling channels, complex fluidic manifolds, and weight-optimized cellular plate structures.
Synthesizing sub-50nm zirconia grains to eliminate hydrothermal aging (low-temperature degradation in moist environments), expanding long-term durability in medical and marine applications.
Developing ultra-thin YSZ ceramic plates (< 50 µm thickness) that retain flexibility for roll-to-roll production of solid-state lithium ceramic batteries and flexible circuit substrates.
Comprehensive answers to critical engineering, material selection, and procurement questions for industrial buyers and technical directors.
Factory-Direct Supply | High Thermal Shock Resistance & Specialty Formulations
