High Purity 99% Alumina Al2O3 Ceramic Insulating Board Aluminum Oxide Sheet

Name: High Purity 99% Alumina Al2O3 Ceramic Insulating Board Aluminum Oxide Sheet
Brand: Lianyungang Highborn Technology Co., Ltd.
SKU: 1983841965

Jiangsu, ChinaLianyungang Highborn Technology Co., Ltd.

US$15.00

10-99 Pieces

US$6.00

100-499 Pieces

US$4.00

500-999 Pieces

US$3.00

1,000+ Pieces

Sample price:US$30.00/piece.Request sample

Product profile

Customization

Available

Application

Electronics

Grain Size

<100nm

Model NO.

HKCD01

Purity

99%

Type

Ceramic Plate

Flexural Strength

330MPa

Modulus of Elasticity

370gpa

Vickers Hardness

1800hv

Density

3.75g/cm3

Alumina Content

99%

Thermal Conductivity

25W/M.K

Color

Ivory or White

Dielectric Strength

20kv/mm

MOQ

Delivery Time

Within 15 Days

Shipping

Air Express

Key Word

Aluminum Oxide Plate

Key Word 2

Aluminum Oxide Ceramic Sheet

Material

Alumina Ceramic

Water Absorption

Transport Package

Carton

Specification

customized

Trademark

Origin

China

Production Capacity

100000

Key features

High Purity Alumina Content: Available in 95%, 99%, 99.5%, and 99.7% purity levels for superior performance.

Customized Dimensions and Shape: Size and shape can be customized according to client drawings and specific requirements.

Superior Wear Resistance: Hardness second only to diamond with excellent abrasion and chemical corrosion resistance.

High Dielectric Properties: Features high dielectric constant and volume resistivity for reliable electrical insulation.

ISO 9001 Certified Quality: Passed ROHS, CE, MSDS tests and holds ISO9001 authentication for quality assurance.

Fast Sample Delivery: Inventory samples delivered within 3 days; processed samples within 15 days.

Global Export Experience: Exporting to over 109 countries since 2008 with professional logistics support.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceExperienced Team

Lianyungang Highborn Technology Co., Ltd.

Jiangsu, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 15 years CertifiedNearest Port: Lianyungang PortAverage Response Time: ≤4.83h

AI-Powered supplier vetting

SummaryLianyungang Highborn Technology Co., Ltd. is identified as a Chinese manufacturer/factory and limited company in Lianyungang, Jiangsu. It reports broad customization and OEM/ODM capabilities, documented inspection, service assessment, corrective-action, and complaint-handling procedures, as well as 15 years of export experience and exports representing 71%–90% of sales. Production information includes two production lines, 6–10 quality-control staff, and stated output across ceramic and quartz-related products. However, the supplier reports no overseas warehouse, showroom, agents or branches, or offline trade-show participation. Innovation evidence is limited because no new products were reported in the past year and no SDK is available. No certification holdings or customer case details are provided.

After-Sales capabilityThe supplier has written procedures and records for assessing service capability, corrective and preventive actions, and handling customer complaints. However, it reports no overseas warehouse, showroom, agents or branches, and no offline trade-show participation, indicating documented service processes but limited overseas service infrastructure.

R&D capabilityThe supplier offers ODM services and extensive design-based customization, but reports no new products in the past year and no available SDK. This provides evidence of design support but also a stated lack of recent product development.

Production capacityThe supplier reports two production lines, 6–10 quality-control staff, product-specific annual output data, and peak- and off-season lead times within 15 working days. These details explicitly support established production and quality-control capability.

Customization capabilityThe supplier supports customization from samples, designs, full customization, minor customization, and flexible customization, and also provides OEM and ODM services. The breadth of stated options explicitly indicates strong customization capability.

Product Q&A

Q:What precision machining can you do on 99% alumina plates?

We offer CNC grooving, drilling, slotting, chamfering and contour cutting. Custom parts can be processed strictly according to your CAD drawings.

Q:Can the alumina plate work under high-voltage humid environment?

Yes. Fully dense sintered structure with zero water absorption, its insulation property remains stable in humid working conditions.

Q:Do you support third-party factory inspection and product random testing?

We support on-site factory audit and offline random inspection by buyers or authoritative third-party institutions. Our standardized production process, complete quality records and standardized management system can comply with mainstream international factory inspection standards.

Q:How do you ensure on-time delivery for bulk orders?

We have a scientific production scheduling system and sufficient material reserve chain. According to order quantity and delivery cycle, we will formulate a detailed production plan, arrange special personnel to track progress in real time, and effectively avoid delivery delays to ensure stable and punctual shipment of bulk and urgent orders.

Q:What customized service items can you support besides product structure?

Besides structural size and precision tolerance customization of industrial ceramic and quartz products, we support personalized services including custom deep processing, surface treatment, laser marking, custom packaging and technical document customization to meet different industrial and brand standards.