What is the lead time for production?

Peak season lead time is one month, while off-season lead time is within 15 workdays.

What is the density of the 99% Alumina Tube?

The density of the 99% porcelain alumina tube is 3.8 g/cm3 at normal atmospheric temperature.

Alumina Tube 99% Al2O3 for High Refractoriness Applications

Name: Alumina Tube 99% Al2O3 for High Refractoriness Applications
Brand: Hunan Rui Yue Industrial and Trade Co., Ltd.
SKU: 832975345

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

US$1.00-50.00

500 Pieces

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Refractoriness (℃)

1580< Refractoriness< 1770

Feature

Long Time Materials, Instant Materials

Type

Refractory Material

Shape

Tube

Material

Alumina

Transport Package

Wooden Box

Specification

alumina

Trademark

Origin

China

HS Code

854710000

Production Capacity

100000/Month

Key features

Superior Wear Resistance: High hardness and abrasion resistance reduce maintenance frequency and costs.

Chemical Resistance: Excellent corrosion and chemical resistance for stable performance in harsh environments.

Customizable Dimensions: Outer diameter 7-120mm, inner diameter 1-110mm, length 10-2000mm; custom sizes available.

Low MOQ: Minimum order quantity is just 1 piece, allowing easy market testing.

One Year Warranty: Includes a one-year guarantee and free wearing accessories to reduce repair bills.

Direct Factory Supply: Own R&D center and factory ensure competitive pricing and quality control.

High Purity Material: Made from 99% Al2O3 alumina ceramic for superior density and insulation properties.

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: ≤9.84h 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.