Alumina Bar Alumina Circular Rod Aluminum Oxide Square Bar

Alumina ceramic rod has high temperature resistance, good thermal shock resistance, and high mechanical strength, good electrical insulation performance, corrosion and wear resistance, it's widely used in mechanical engineering, electronic and electrical industry, chemical industry, high temperature refractory filed, metallurgy and other industries.

Item NO.:
TE-AT-30001

Materials
Alumina
Shapes
Rod
Applications
Mechanical Parts , Petrochemical Industry , Metallurgy Industry

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Properties of Alumina Bar

Alumina ceramic can be used to fabricate high temperature furnace roller rod, furnace lead-in rod, heat treatment furnace roller, heating rod, hydraulic rod, shaft, plunger, grinding rod and other wear parts, electrical insulation parts, chemical equipment parts, etc. owing to the properties below,

⩟ High temperature resistance, excellent thermal shock resistance

⩟ Excellent electrical insulation performance, high breakdown voltage

⩟ Superior mechanical strength, good pressure and impact resistance

⩟ High hardness, good wear resistance, long service life

⩟ Excellent resistance to oil and chemical corrosion

Applications of Alumina Rod

The alumina ceramic rod exhibits high temperature resistance, excellent thermal shock resistance, and elevated mechanical strength. With commendable electrical insulation performance, corrosion and wear resistance, it finds extensive applications across mechanical engineering, the electronic and electrical industry, the chemical industry, high-temperature refractory fields, metallurgy, and various other industries.

1. High temperature refractory industry

Alumina ceramic rod has high temperature resistance, good thermal shock resistance, oxidation resistance and good wear resistance, can maintain stable performance under harsh working conditions, in the high temperature refractory industry applications are mainly used as furnace roller rod, furnace inlet rod, heat treatment furnace roller, heating rod, etc.

2. Mechanical engineering industry

Alumina ceramic rod high compressive strength, good wear resistance, light weight, stable performance at high temperature, can be made into a variety of mechanical parts, including hydraulic rod, shaft, plunger, grinding rod, etc. Mechanical parts made by ceramic has longer service life than metal , meanwhile the weight of the parts can be greatly reduced.

3. Chemical and Metallurgical industries

Alumina ceramic rod has very good corrosion resistance, good chemical inertia, and does not react with various chemical media, suitable for manufacturing a variety of chemical equipment, such as stirring, support, drainage parts, etc., but also can be used as a variety of catalyst carrier, used in the chemical process.

4. Electronic and Electrical industry

Alumina ceramic rod has excellent electrical insulation performance, high breakdown resistance voltage, high mechanical strength, it can be used to produce electronic and electrical equipment insulation parts, which with high reliability and long service life.

Size Chart of Alumina Bar

We are committed to delivering high-quality alumina ceramic tubes tailored to your exact specifications. Our dedicated team ensures meticulous adherence to your instructions, striving to exceed customer expectations. Additionally, we offer the flexibility of custom sizes to accommodate your unique requirements.

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Drawing of Alumina Bar Circular

Alumina Bar Circular
Item No.	Diameter (mm)	Length (mm)
TE-AT-30001	0.5	15-1500
TE-AT-30002	1.2	15-1500
TE-AT-30003	1.3	15-1500
TE-AT-30004	1.4	15-1500
TE-AT-30005	1.5	15-1500
TE-AT-30006	1.6	15-1500
TE-AT-30007	2.2	15-2500
TE-AT-30008	2.4	15-2500
TE-AT-30009	3.5	15-2500
TE-AT-30010	3.8	15-2500
TE-AT-30011	4.5	15-2500
TE-AT-30012	5.5	15-2500
TE-AT-30013	6.3	15-2500
TE-AT-30014	6.5	15-2500
TE-AT-30015	6.8	15-2500
TE-AT-30016	8.3	15-2500
TE-AT-30017	8.5	15-2500
TE-AT-30018	9.5	15-2500
TE-AT-30019	10.5	15-2500
TE-AT-30020	11	15-2500
TE-AT-30021	11.5	15-2500
TE-AT-30022	12.5	15-2500
TE-AT-30023	13	15-2500
TE-AT-30024	13.5	15-2500
TE-AT-30025	14	15-2500
TE-AT-30026	16	15-2500
TE-AT-30027	16.5	15-2500
TE-AT-30028	17	15-2500
TE-AT-30029	19	15-2500
TE-AT-30030	21	15-2500
TE-AT-30031	22	15-2500
TE-AT-30032	23	15-2500
TE-AT-30033	24	15-2500
TE-AT-30034	24.5	15-2500
TE-AT-30035	42	15-2500

Drawing of Alumina Bar Rectangular

Alumina Bar Rectangular
Item No.	Width (mm)	Height (mm)	Length (mm)
TE-AT-30036	2	1	≤2500
TE-AT-30037	3	2	≤2500
TE-AT-30038	4	2	≤2500
TE-AT-30039	3	3	≤2500
TE-AT-30040	6	4.5	≤2500
TE-AT-30041	6	6	≤2500
TE-AT-30042	7	6	≤2500
TE-AT-30043	8	6	≤2500
TE-AT-30044	8.5	6	≤2500
TE-AT-30045	9	5	≤2500
TE-AT-30046	9.5	7	≤2500
TE-AT-30047	9.5	8	≤2500
TE-AT-30048	10	6.5	≤2500
TE-AT-30049	10	7.5	≤2500
TE-AT-30050	11	8	≤2500
TE-AT-30051	11	9.5	≤2500
TE-AT-30052	13	7	≤2500
TE-AT-30053	13	8.5	≤2500
TE-AT-30054	14	9	≤2500
TE-AT-30055	14	9.5	≤2500
TE-AT-30056	15	8	≤2500
TE-AT-30057	15	10	≤2500
TE-AT-30058	16	12	≤2500
TE-AT-30059	16	13.5	≤2500
TE-AT-30060	17	14	≤2500
TE-AT-30061	17	15.5	≤2500
TE-AT-30062	18	13	≤2500
TE-AT-30063	18	15.5	≤2500
TE-AT-30064	19	16	≤2500
TE-AT-30065	20	15	≤2500
TE-AT-30066	20	17	≤2500
TE-AT-30067	21	16	≤2500
TE-AT-30068	21	18.5	≤2500
TE-AT-30069	23	9	≤2500
TE-AT-30070	23	12.5	≤2500
TE-AT-30071	23	18	≤2500

Specification of Aluminium Oxide Materials

Material	99% Alumina (AL2O3)
Thermal Conductivity	24.0w/m.k
Electrical Insulation	≤22.5KV, temperature resistance up to 1600℃
Density	3.83g/cm3
Thermal Expansion Coefficient	*710-6/℃**
Bending Strength (at room temperature)	310MPa
Compressive Strength (at room temperature)	2200MPa
Hardness (Hv)	1650
Fracture Toughness	*4.2MPam1/2**

*This chart illustrates the standard characteristics of the alumina materials commonly employed in the manufacturing of our alumina products and parts. Please be aware that the attributes of customized aluminum oxide products and parts may vary depending on the specific processes involved.

Usage Instructions

1. It would be better to avoid sharp temperature changes, and shall not used under temperature higher than the defined specification,to avoid thermal stress leading to rupture.

2. When condition permits, regular cleaning is helpful to keep the ceramic tube performance and extend service life.

Valuable Information

Process for Customized Request

1. Drawing and sample providing

2. Production solution and fabrication method evaluation

3. Calculation and quotation module cost payment

4. Sample delivery

5. Sample evaluation and confirmation

6. Down payment of bulk order

7. Mass production

8. Batch product delivery

Customization Advantages

1. According to your application scenario, analyze the needs, choose the appropriate material and processing plan.

2. Professional team, quick response, can provide solutions and quotations within 24 hours after confirming the demand.

3. Flexible business cooperation mechanism, support at least one piece of quantity customization.

4. Quickly provide samples and test reports to confirm that the product meets your needs.

5. Provide product use and maintenance suggestions to reduce your cost of use.

Ask a Free Quote

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FAQ

Do you supply the materials unlisted on your website?

Although our primary focus is on advanced ceramic materials such as alumina, zirconia, silicon carbide, silicon nitride, aluminum nitride, and quartz ceramics, we are always exploring new materials and technologies. If you have a specific material requirement, please contact us, and we will do our best to fulfill your needs or find suitable partners.

Can you aid in material selection & ceramic product design?

Absolutely. Our technical team possesses profound knowledge of ceramic materials and extensive experience in product design. We are happy to provide you with material selection advice and product design support to ensure optimal performance for your products.

Do you have a minimum order value requirement?

We do not have a fixed minimum order value requirement. We always focus on meeting our customers' needs, and we strive to provide quality service and products regardless of the order size.

What services beyond ceramic products do you offer?

In addition to ceramic products, we also provide a range of additional services, including but not limited to: customized ceramic processing services based on your needs, using blanks or semi-finished blanks produced by yourself; if you are interested in outsourced ceramic packaging and metallization services, please contact us for further discussion. We are always committed to providing you with a one-stop solution to meet your various needs.

Do you offer international shipping services?

Yes, we do. No matter where you are located globally, we can ensure the safe and timely delivery of your order.

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