ZTA zirconia toughened alumina ceramic chopper is made of high hardness and high toughness composite ceramic materials. After precision grinding, the parallelism is ≤ 0.005mm, the cutting edge is sharp and wear-resistant, and the service life is better than conventional zirconia products. Custom mold manufacturing for various shapes and specifications is supported, and ZTA raw blanks can also be supplied. Widely used in semiconductor packaging, textile machinery, precision cutting and other fields.

TAOMSUN ZTA Zirconia-Toughened Alumina Ceramic Chopper – High Hardness, High Toughness, Custom Shapes to Drawing

Brand: TAOMSUN ｜ Material: ZTA (ZrO₂-toughened Al₂O₃) ｜ Origin: China ｜ Korea Sales / Technical Support: METICULAB (Korea) ｜ ISO 9001 · Precision Ceramic Manufacturing

1. Product Overview

TAOMSUN ceramic choppers are made from ZTA (zirconia-toughened alumina, approx. 20% ZrO₂ + 80% Al₂O₃) composite ceramic material, through mold forming, high-temperature sintering, and precision grinding. The product combines the high hardness and wear resistance of alumina with the high toughness of zirconia, delivering excellent edge retention under high-speed reciprocating cutting conditions and significantly longer service life than conventional zirconia or standard alumina ceramic parts.

We have full-chain capability from ceramic mold development, blank feedstock preparation, to finished precision machining. We support mold-opening customization for various shapes and sizes to drawing, and can also supply ZTA ceramic blanks separately.

2. Why ZTA Material

Under high-speed cutting conditions, the material needs both high hardness and high toughness. Pure zirconia has good toughness but insufficient hardness, and tends to wear out of tolerance over long-term use. Pure alumina has high hardness but high brittleness, and the edge is prone to chipping. ZTA achieves the optimal balance of hardness and toughness through the zirconia phase-transformation toughening mechanism, making it an ideal material for precision ceramic blades.

Property	Pure Alumina	Pure Zirconia	ZTA (Recommended)
Hardness	High	Medium	High
Toughness	Low (chipping)	High	High
Wear Resistance	Excellent	Good	Excellent
Edge Retention	Prone to chipping	Prone to wear	Excellent

3. Technical Specifications

Material	ZTA (Zirconia-Toughened Alumina), approx. 20% ZrO₂ + 80% Al₂O₃
Origin	China
Korea Sales / Technical Support	METICULAB (Korea)
Standard Sizes	2 mm / 5 mm, custom sizes available
Parallel Straightness	≤ 0.005 mm
Edge Angle	60° (customizable to drawing)
Tip Radius	R 15–20 μm (customizable)
Surface Roughness	Ra 0.8 (ground surface)
Dimensional Tolerance	GB/T 1804-2000 class m; precision dimensions by agreement
Supply Form	Finished parts / ZTA ceramic blanks
First Sample Lead Time	Approx. 30 days (depending on drawing complexity)

4. Core Advantages

5. Processing Capability & Cooperation Models

We have full-chain integrated delivery capability from ceramic mold development, feedstock preparation, to finished precision machining. Our core production line is equipped with high-precision CNC grinding and inspection equipment, with machining accuracy up to ±0.002 mm. Our technical team controls mold design, sintering, grinding, and inspection at every stage, and can stably deliver high-precision ceramic choppers and precision ceramic parts in various shapes and specifications.

Model 1 · Finished Product Customization: Customer provides drawings or samples; we manage the full process from solution evaluation to finished product delivery, delivering parts ready for direct installation.

Model 2 · Blank Supply: We supply ZTA ceramic blanks (feedstock / sintered blanks); customer performs downstream precision machining. Suitable for production enterprises with grinding capability.

6. Main Application Fields

7. Quality Assurance

• Raw material control: stable ZTA feedstock formula, batch traceable
• In-process inspection: sintering and grinding stages + patrol inspection
• Dimensional inspection: 2D vision, micrometer, roughness tester — full inspection
• Appearance check: 100% microscope inspection of edges, no chipping
• Packaging protection: individual blister / foam packaging to prevent edge damage

8. About TAOMSUN

TAOMSUN Precision Industrial Ceramics

📧 Sales Inquiry taomsun@vip.163.com +86-13862625813

🌏 Overseas Sales / Technical Support METICULAB™ (Korea) choikyuc@gmail.com +82-10-3988-4813 💬 WhatsApp / KakaoTalk

Specifications are typical values and may vary with custom configurations. For OEM / ODM customization, non-standard sizes, or special requirements, please contact our sales team. Overseas customers may contact METICULAB™ (Korea) for Korean/English technical consultation.