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Premium Durable Aluminum Ceramic Ring for Precision Temperature Control

US$0.02 - 3.00 20 Pieces (MOQ)
Port:
Shenzhen, China
Production Capacity:
10000
Payment Terms:
L/C, T/T, D/P, Western Union, Paypal

Last Login Date:

Nov 07, 2025

Main Products:

Industrial Ceramics, Alumina Ceramic, Zirconia Ceramics, Silicon Nitride Ceramics, Porous Silicon Nitride Ceramics, Ceramic Ring, Ceramic Tube, Silicon Carbide Ceramics, Porous Ceramics

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Product Description

Company Info

Basic Info.

Model NO.
99% Al203 Alumina Ceramic Tube
Application
Aerospace, Architectural, Ceramic Decorations, Electronics
Flexural Strength
>1000 MPa
Purity
99%
Coefficient of Heat Conductivity
>1.2 W/M.K
Weight
Customized
Lead Time
10 Days
Grade of Material
96%, 99%, 99.5% Alumina
Secondary Process
Fine Grinding, CNC Machining
Maximum Use Temperature
1650°
Usage
Advanced Ceramic Parts
Trademark
HRT
Transport Package
Wooden Case
Specification
Customized
Origin
Shenzhen
HS Code
6903200000

Product Description

Product Description

 


HAIRUITUOEXCEPTIONAL EXCELLENCE - PROVIDING TOP-NOTCH ALUMINA AND ZIRCONIA CERAMIC SOLUTIONS




Industrial Customized Insulation Precision High Al2O3 95%, 99%, 99.5% Alumina Ceramic Ring

Reputation depends on quality; quality comes from HAIRUITUO!

Specifications of Industrial Ceramic Parts
Optional Materialsalumina, zirconia, silicon carbide, silicon nitride, steatite optional
Outer diameter 0.5 ~800 mm
Length1~1000mm
RoughnessTo be Ra0.05
Surface treatmentPolished, Glazed, Metalized availability
CosmeticSmooth surface without contamination, deformation, and crack

Precision Achieved Through Expert Machining
(1) Axis: Roundness 0.002 mm, Concentricity 0.002 mm, Smoothness Ra0.1;
(2) Hole: Minimum processing hole diameter of 0.2 mm with depth up to 6 mm;
(3) Slot: Minimum value of 0.1 mm for narrow grooves, custom-shaped grooves available;
(4) Plane: 0.1 mm sheet with minimum processable thickness, parallelism 0.001 mm, measurement tolerance 0.001 mm, finish Ra0.1;
(5) Thread: Minimum machinable M2 internal thread with accuracy of GB-7h, external thread size not limited, accuracy of GB-6g.
 

Description of Alumina Ceramic Parts
Aluminum oxide (Alumina) is highly versatile and cost-effective compared to other advanced ceramics. It offers high electrical insulation resistance, temperature resistance, strong hardness, wear resistance, and excellent chemical stability, making it ideal for high-temperature and corrosive environments.
Our factory produces alumina in varying purities from 75% to 99.8%. All ceramic parts have a dense body formed through dry pressing, hot pressing, ceramic injection molding, and ISO pressing. For special applications requiring reduced friction, increased insulation, etc., we offer secondary processes post-sintering, including CNC machining, polishing, glazing, and metalizing.
We manufacture a diverse array of alumina ceramic rings, including tubes, rings, discs, rods, arms, and wire guides. Whether for prototyping or high-volume production, we are confident in providing a solution tailored to your needs.


Data Sheet

Zirconia Milling Jars: Specification Parameters
 

The application of alumina ceramic parts

Remark:
Alumina ceramic parts are widely used in the electronic, electrical, machinery, chemistry, ceramic seal, mineral, new energy, military, aerospace, almost all modern industries.
Products category

 

Remark:

We produce a series of alumina ceramic products, including alumina metalized ceramics, ceramic substrates, ceramic wafers, ceramic guides, and so on.
Product Parameters

Datasheet of technical ceramic materials

PropertyUnitsMaterials
99.5%Al2O399%Al2O395%Al2O3ZrO2Si3N4
Densityg/cm3≥3.85≥3.80≥3.60≥6.0≥3.2
Water absorption%00000
HardnessHV17001700150013001550
Flexural strengthMpa≥379≥338≥320≥1200≥600
Compressive strengthMpa≥2240≥2240≥2000≥1990≥2500
Fracture toughnessMpa m1/24-54-53-46.5-86
Max. service temperature
(Non-loading)
ºC16751600150010001200
CTE (20-800ºC)1×10 -6 /ºC6.5~8.06.2~8.05.0~8.08.0~9.53.1
Thermal shockT(ºC)≥250≥200≥220≥300≤1000
Thermal conductivity(25ºC)W/m.k302924315~20
Volume resistivity (25ºC )ohm.cm>1 x 10 14>1 x 10 14>1 x 10 14>1 x 10 11>1 x 10 12
Insulation strengthKV/mm19181817 
Dielectric constant(1Mhz)(E)9.79.59.529 
   

Our Range of Products and Applications
 
Company Profile

Shenzhen Hairuituo New Materials Co., Ltd., proudly situated in the bustling innovation hub of Shenzhen, China.
We are a dynamic company that excels in the development, design, molding, sintering, production, and sales of precision ceramic products. Over a decade of relentless pursuit of excellence has led to partnerships with over 2000 esteemed customers and 60 top-tier universities. Our expansive factory sprawls over 2000 square meters, staffed by 50 dedicated employees, achieving an impressive annual production value close to 20 million. Our industry leadership is marked by superior visibility and an impeccable reputation. Our extensive product range includes ceramic rods, tubes, plates, blocks, and precision parts for a variety of industrial applications. Equipped with state-of-the-art high-precision machinery for ceramic forming, sintering, and precision machining, we aspire to foster sincere, wide-ranging collaborations with domestic and international clients.

Why Choose Us?

1. Over 10 years of specialized experience in industrial ceramic manufacturing.
2. Premium quality products at competitive prices.
3. Ultra-precise parts with minimal tolerance levels.
4. Transparent and timely production schedules.
5. Dedicated and proficient R&D team driving innovation.
6. Stellar reputation both in China and across the globe.
7. Flexible MOQ policies, welcoming small orders.
8. Enthusiastic team with exceptional after-sales service.


Factory Show
 
 

 

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