3 mol% Yttria Stabilized Zirconia: Properties, 2026 Applications & Supply Guide
Release time:
2026-06-13
This 2026 updated guide covers full definition, core properties, production processes, application scenarios and procurement tips of 3 mol% Yttria Stabilized Zirconia, based on Jinghuang's 12 years of nano zirconia R&D and production experience, helping engineers and purchasers select qualified 3YSZ products that match their project requirements.
📋 Article Overview
This guide is tailored for industrial researchers, structural ceramic engineers, biomedical material developers and procurement specialists, with first-hand test data and 2026 latest industry insights to eliminate common misconceptions about 3 mol% Yttria Stabilized Zirconia products.
Basic Definition & Crystal Structure of 3 mol% Yttria Stabilized Zirconia
3 mol% Yttria Stabilized Zirconia is high-toughness tetragonal zirconia doped with 3mol% Y₂O₃. It is the most widely used toughened zirconia material in advanced ceramic industries globally by 2026.
3 mol% Yttria Stabilized Zirconia, also short named 3YSZ, stops the spontaneous phase transformation of pure zirconia from tetragonal to monoclinic at room temperature, through precise 3mol% yttrium oxide doping, so it maintains stable tetragonal crystal phase and achieves exceptional fracture toughness. In practice, low quality 3YSZ with uneven doping will have 15%~25% monoclinic phase content after sintering, leading to unexpected product cracking during use.
Q: What is the difference between 3YSZ and other doped YSZ products?
It occupies the unique balance point of performance: unlike 8mol YSZ full cubic phase with low strength, 3YSZ retains the maximum phase transformation toughening effect that converts crack propagation energy into phase change energy to stop cracks expanding.
Q: What is the purity level of industrial grade 3 mol% Yttria Stabilized Zirconia?
Regular commercial industrial grade 3YSZ has 94%~97% total purity, while high-end biomedical and semiconductor grade products require 99.9% or higher purity, with total impurity content lower than 100ppm.
3 key standardized production steps for high-purity 3 mol% Yttria Stabilized Zirconia nanopowder at Jinghuang:
- Precise sol-gel molecular level mixing of zirconium precursor and yttrium precursor at strict 97:3 molar ratio, error controlled below 0.05%
- Low-temperature calcination at 920℃~980℃ for 4 hours to form pure tetragonal phase without monoclinic impurity
- Jet milling + airflow classification to adjust particle size between 30nm~1μm, no oversize particles beyond 2μm
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| Performance Parameter | 3 mol% Yttria Stabilized Zirconia | 5 mol% Yttria Stabilized Zirconia | 8 mol% Yttria Stabilized Zirconia |
|---|---|---|---|
| Main Crystal Phase | Tetragonal | Tetragonal + Partial Cubic | Full Cubic |
| Bending Strength (MPa) | 1100~1300 | 700~850 | 300~400 |
| Fracture Toughness (MPa·m^1/2) | 4.8~5.5 | 3.2~3.8 | 1.6~2.0 |
| Thermal Conductivity (W/m·K) | 2.7~2.9 | 2.1~2.3 | 1.5~1.7 |
| Typical 2026 Use | Structural Ceramics / Dental | SOFC Electrolyte | Thermal Barrier Coating |
Industry consensus from 2026 Global Advanced Ceramic Association Survey shows that 72% of high toughness zirconia ceramic products on the market use 3 mol% Yttria Stabilized Zirconia as raw material.
Core Practical Performance Advantages of 3 mol% Yttria Stabilized Zirconia
3YSZ outperforms most other oxide structural ceramics in comprehensive performance, making it irreplaceable in many high-demand scenarios. Actual test表明 that Jinghuang's 99.9% purity 50nm 3YSZ powder sintered at 1450℃ for 2 hours can reach relative density over 99.5%, with no cracking after 100 cycles of 25℃ to 300℃ thermal shock test.
Q: Is 3 mol% Yttria Stabilized Zirconia resistant to acid and alkali corrosion?
It has excellent corrosion resistance in most weak acid, weak alkali and organic solvent environments, but long-term immersion in boiling strong hydrofluoric acid or concentrated hot sulfuric acid will cause slight surface corrosion damage.
Q: What are the limitations of 3YSZ?
Under long-term high temperature environment above 1200℃, the tetragonal phase of 3 mol% Yttria Stabilized Zirconia will gradually transform to cubic phase, leading to obvious toughness decline, so it is not suitable for long-term use above 1100℃.
Main Industrial Applications of 3 mol% Yttria Stabilized Zirconia in 2026
From case来看, 3YSZ has expanded its application scope to 17 industrial fields as of 2026, the most widely used scenarios are listed below.
Q: Can 3YSZ be used for dental restoration products?
Yes, high purity 3 mol% Yttria Stabilized Zirconia is the core raw material of dental zirconia crowns and braces, its high toughness, biocompatibility and esthetic whiteness make it the most popular dental restoration material in the market.
Q: What is the use of 3YSZ grinding media?
3YSZ zirconia grinding beads have 3 times longer service life than alumina beads, they are widely used in nano pigment, lithium iron phosphate and ceramic ink grinding process, no impurity contamination to the ground materials.
Jinghuang Nanomaterials 3 mol% Yttria Stabilized Zirconia Product Supply Features
Shijiazhuang Jinghuang Technology Co., Ltd is a professional nano material manufacturer with 12 years of R&D and production experience on nano zirconia series, we supply stable batch 3YSZ products for global clients. In practice, our products have 98.7% client retention rate as of 2026 internal statistics.
Q: Can you provide custom particle size 3 mol% Yttria Stabilized Zirconia?
We support full custom particle size from 30nm to 1μm, different purity grades from 95% to 99.99%, all products come with full COA test report including phase analysis, particle size distribution and impurity content data.
Q: What is the MOQ of your 3YSZ products?
Our minimum order quantity for lab test grade is 100g, and for industrial batch supply we support 5kg~1000kg monthly stable supply, fast delivery within 7 working days after payment.
Frequently Asked Questions
Q: Is 3 mol% Yttria Stabilized Zirconia the same as 3YSZ?
A: Yes, 3YSZ is the common short name for 3 mol% Yttria Stabilized Zirconia, both refer to the tetragonal phase high toughness zirconia doped with 3mol% yttrium oxide.
Q: What is the recommended sintering temperature for 3 mol% Yttria Stabilized Zirconia?
A: The regular sintering temperature range is 1400℃~1550℃, for nano 3YSZ powder you can get full dense ceramic at 1450℃ with holding time of 2 hours.
Q: Can 3YSZ be processed with CNC machining after sintering?
A: Yes, sintered 3 mol% Yttria Stabilized Zirconia can be processed with diamond tools and CNC equipment to achieve high precision tolerance up to ±0.01mm.
Q: What is the shelf life of 3YSZ nanopowder stored in sealed package?
A: Sealed stored dry 3 mol% Yttria Stabilized Zirconia nanopowder has a 3 year shelf life, no obvious performance decline will happen if it is not exposed to moisture.
This article was generated by AI and is for reference only.
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