What is the lead time for production?

The average lead time is within 15 workdays during the off-season and about one month during the peak season.

99.7% Al203 Alumina Ceramic Tubes

Name: 99.7% Al203 Alumina Ceramic Tubes
Brand: Hunan Rui Yue Industrial and Trade Co., Ltd.
SKU: 804685385

Hunan, ChinaHunan Rui Yue Industrial and Trade Co., Ltd.

US$1.00-500.00

1 Piece

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Refractoriness (℃)

1580< Refractoriness< 1770

Feature

Long Time Materials, Instant Materials

Model NO.

RY-102

Type

Refractory Material

Shape

Tube

Material

Alumina Cement

Transport Package

Cartoon / Wooden Box

Specification

0.3

Trademark

Origin

China

HS Code

690919000

Production Capacity

10000000

Key features

High Purity Alumina: Available in 85%, 90%, 93%, and 99.30% Al2O3 purity levels for diverse applications.

Customizable Dimensions: Outer diameter 2-120mm, inner diameter 0.4-110mm, length 10-2000mm, fully customizable.

Excellent Mechanical Strength: High hardness and flexural strength (up to 280 Mpa) for durable high-temperature use.

Versatile Applications: Ideal for thermocouple protection, heating element supports, and glass/metallurgical industries.

Low Water Absorption: Water absorption as low as 0.01% ensures stability and longevity in harsh environments.

Electrical Insulation: Provides optimum electrical insulation and gas tightness at extreme temperatures.

Low MOQ: Minimum Order Quantity is just 1 piece, allowing for flexible trial orders.

Company profile

Importers and ExportersHigh Repeat Buyers Choice

Hunan Rui Yue Industrial and Trade Co., Ltd.

Hunan, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs CertifiedExport Year: 7 Years CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤10.08h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryThe supplier manufactures products used in lighting, electrical, heating, automotive, nozzle, and insulation-related applications, with exports reported to multiple regions and 90% of total sales from exports. It operates two production lines, has 21–30 quality-control staff, and reports finished-product inspection instructions that are uniformly followed, along with quality assurance and raw-material traceability. Customization is available from customer designs and samples. However, the supplier is not identified as a professional technical supplier, does not provide 3D software design, ODM, SDK, or well-known-brand OEM services, and reported no new products in the past year. After-sales and corrective-action procedures exist but lack written records. No evidence establishes certifications, formal overseas service infrastructure, inventory capability, or customer-specific case references.

Supplier typeThe supplier manufactures components and products for lamps, electrical and heating products, nozzles, automotive parts, and insulation applications. Its reported product scope, two production lines, production equipment, and broad export markets indicate a manufacturing-oriented supplier rather than a professional technical-service supplier.

R&D capabilityThe supplier reported no new products in the past year and does not provide 3D software design, ODM, or SDK services. It does offer customization from designs and samples, but the explicit evidence indicates limited product-development and technical innovation capability.

Production capacityThe supplier operates two production lines and has extensive listed equipment, 21–30 quality-control staff, standardized finished-product inspection instructions, and reported annual output above the stated threshold. Nevertheless, it lacks continuous quantity reconciliation, an outsourcing SOP, valid contracts with related subcontractors, inventory capacity, and overseas warehouse capability; production capacity is demonstrated, while manufacturing-control depth is mixed.

Customization capabilityBoth relevant slices explicitly state customization from customer designs and customization from samples. This supports the supplier’s ability to produce customized products based on provided specifications or physical samples, although no evidence confirms 3D or software-based design support.

Product Q&A

Q:What are the available Al2O3 purity levels?

We offer Alumina Ceramic Tubes in 85%, 90%, 93%, and 99.30% Al2O3 purity levels to suit different performance requirements.

Q:Can the dimensions be customized?

Yes, we provide customization for outer diameter (2-120mm), inner diameter (0.4-110mm), and length (10-2000mm) based on your designs or samples.

Q:What is the Minimum Order Quantity (MOQ)?

The Minimum Order Quantity is 1 piece, making it easy to place small trial orders.

Q:What are the main applications for these tubes?

They are widely used for thermocouple protection, heating element supports, gas diffusion pipes, and in the glass, metallurgical, and printing industries.

Q:What are the payment terms?

We accept LC, T/T, D/P, PayPal, and Western Union for international transactions.