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SINTYRON Custom OEM High Precision Machined 99% Alumina Ceramic Positioning Plate Wear Resistant Insulating Al2O3 Ceramic Locating Fixture Plate for Automation Equipment


Our custom alumina ceramic positioning plates are precision CNC machined from high-purity (95%/99%/99.5%) aluminum oxide ceramic, designed for high-precision alignment, positioning, and fixture applications in industrial automation, semiconductors, and high-temperature equipment. Featuring excellent dimensional stability, insulation, and wear resistance, these plates ensure consistent accuracy and long service life even in harsh operating conditions.

Email: sintyron@xtlceramic.com

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SINTYRON Custom OEM High Precision Machined 99% Alumina Ceramic Positioning Plate Wear Resistant Insulating Al2O3 Ceramic Locating Fixture Plate for Automation Equipment

Product description:

 

1:Certified Quality    2:Custom Sizes     3:Fast Global Shipping

Technical Specifications

Parameter95% Al₂O₃99% Al₂O₃99.5% Al₂O₃
Density (g/cm³)3.6-3.73.8-3.9≥3.9
Dielectric Strength (kV/mm)≥10≥15≥18
Thermal Conductivity (W/m·K)20-2525-3030-35
Flexural Strength (MPa)300-350350-400400-450

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Core Selling Points:

1.Ultra-High Precision & Dimensional Stability
Feature: CNC precision machining with tolerances up to ±0.01mm, flatness ≤0.02mm/100mm, and surface finish Ra ≤0.8μm.
Advantage: Maintains tight alignment accuracy without warping or deformation, even under repeated thermal cycles or mechanical stress.
Benefit: Eliminates assembly errors, ensures consistent product quality in automated production, and reduces rework costs by up to 30%.
2.Excellent Electrical Insulation & Dielectric Strength
Feature: Volume resistivity ≥10¹² Ω·cm, dielectric strength ≥15kV/mm, non-conductive and arc-resistant.
Advantage: Prevents electrical leakage, short circuits, and arc discharge in high-voltage or electronic environments.
Benefit: Ideal for positioning components in semiconductor manufacturing, power equipment, and sensor systems, ensuring operational safety and reducing electrical failure risks.
3.Superior Wear & Abrasion Resistance
Feature: Mohs hardness up to 9 (second only to diamond), Rockwell hardness ≥HRA88, and low friction coefficient.
Advantage: Resists wear from continuous contact and sliding, far outperforming steel, stainless steel, and engineering plastics.
Benefit: Reduces part replacement frequency by 3-5x, minimizing downtime and maintenance costs in high-volume production lines.
4.High Temperature & Thermal Shock Resistance
Feature: Continuous working temperature up to 1600℃, low thermal expansion coefficient (≤7.5×10⁻⁶/℃), and excellent thermal shock resistance.
Advantage: Withstands rapid temperature changes without cracking or deformation, maintaining structural integrity in sintering furnaces and thermal processing equipment.
Benefit: Eliminates thermal expansion-induced alignment errors, ensuring stable positioning accuracy in high-temperature manufacturing processes.

5.Outstanding Chemical Corrosion Resistance
Feature: Inert to most acids, alkalis, molten metals, and organic solvents, with excellent corrosion resistance.
Advantage: Does not corrode, rust, or degrade in chemical processing, pharmaceutical, or semiconductor cleaning environments.
Benefit: Avoids contamination of sensitive materials (e.g., semiconductors, pharmaceuticals) and ensures long-term reliability in corrosive conditions.

6.Full Customization Service 
Feature: Customizable size, shape, holes, slots, and surface treatments (polishing, glazing, coating) based on drawings or samples. Supports OEM/ODM with small MOQ (1pc for prototypes).
Advantage: Matches your exact equipment installation and functional requirements, with no secondary processing needed.
Benefit: Meets unique application needs across industries, from R&D prototyping to mass production, reducing lead times and compatibility issues.

Common Applications:

Semiconductor manufacturing equipment (wafer positioning, fixture bases)
Industrial automation assembly lines (alignment jigs, fixture plates)
High-temperature sintering furnaces (sintering trays, positioning supports)
Electronic and electrical components (insulating positioning parts)
Precision instruments and testing equipment (alignment fixtures)

Advantages & Limitations:

Advantages: Long service life, minimal maintenance, operates in extreme environments, electrically insulating, chemically inert, biocompatible.

Limitations: Brittle (susceptible to chipping or fracture under sharp impact or tensile stress), difficult to machine post-sintering (often requiring diamond grinding), 

and generally more expensive than polymers or standard metals.
 

Company Information:

In Stock Thermal Analysis High Purity Alumina Ceramic Crucible

FAQ

Why us?
* Professional manufacturer since 1997.
* Strict quality control on production process and tolerance.
* Free samples available
* Customized production based on your drawing or specification
* On-time delivery and reliable support and service
* Inventory available for quick shipment
* We keep confidentiality of all the drawings and business information between us.
Are you a trading company or a manufacturer?
* We are a manufaturer. 
Can you provide the free samples?
* Yes,we can offer free sample if we have it in stock,but the courier fee is to be collected.
Do you accept customized production based our specification?
* Yes,we offer OEM and ODM service. Just send us your drawing if you have it. If you don’t have a drawing, just tell us your idea, we will work out the drawing for you.

What's the delivery time?
* 7 working days for standard products 30 days for customized products. 
What is the MOQ?
* No limit to the quantity. We can offer the best proposal and solutions according to your condition.
What is the payment terms you accept?
* T/T,LC,Western Union,moneygram are acceptable.
How to deal with the faulty?
* Firstly, Our product are produced in strict quality control system and the defective rate will be less than 2%.
If there are problems with the product, we will provide free replacement.

 

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