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High Purity 72% Al2O3 Polycrystalline Mullite Board Rigid Refractory Insulation Slab

Name: High Purity 72% Al2O3 Polycrystalline Mullite Board Rigid Refractory Insulation Slab
Brand: Shandong Redon Heat-Resisting Material Co., Ltd.
SKU: 2178841052

Shandong, ChinaShandong Redon Heat-Resisting Material Co., Ltd.

US$29.90-59.90

1 Box

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Usage

Iron Voltage Electric Material, Thermal Insulation Coatings, Friction Material, Packing Material, Filter Material, High Temperature Insulating Material

Temprature Classification

1600℃, 1500℃, 1400℃, 1260℃

Model NO.

RDGW

Chemical Composition:

SiO2, Al2O3.SiO2, Al2O3

Shape

Ceramic Fiber Plate

Manufacturing Technique

Special Production Process

Kind

Aumina Fiber

Heat Conductivity(1000℃)

0.32W/M.K

Heat Conductivity(1400℃)

0.49W/M.K

Fibre Diameter

3μm-7μm

Density

≥400kg/M³

Shot Content

≤2%

Transport Package

Woven Bag /Cardboard Box

Specification

Customizable

Trademark

Redonwool

Origin

China

HS Code

6806101000

Production Capacity

10000t/Year

Key features

Excellent Thermal Stability: Low permanent line change and high thermal shock resistance.

Customizable Shapes and Sizes: Can be processed into rigid special-shaped parts of various dimensions.

High Purity Composition: 72% Al2O3 with corundum and mullite phases for superior performance.

Strong Corrosion Resistance: Stable chemical properties resistant to slag and harsh environments.

Versatile Industrial Applications: Suitable for forging, petrochemical, and sapphire furnace linings.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceExperienced TeamFast Delivery

Shandong Redon Heat-Resisting Material Co., Ltd.

Shandong, China

Business Type: Manufacturer/FactoryExport Year: 2018-04-01Nearest Port: Qingdao PortAverage Response Time: ≤0.61hTerms of Payment: LC, T/TInternational Commercial Terms(Incoterms): FOB, EXW, CFR

AI-Powered supplier vetting

SummaryThe supplier is a professional high-temperature insulation and lightweight fiber-materials provider integrating research and development, production, design, sales, engineering installation, and after-sales service. It offers 3D software design and broad customization, including sample-, design-, full-, minor-, and flexible customization. The company reports ongoing product innovation, specialized industrial-furnace design and construction teams, and energy-management expertise. It has exported for nine years and holds self-operated import and export rights, but international service infrastructure is limited: no overseas warehouse, showroom, agent, or branch is reported. After-sales services are described, but formal service procedures, complaint-handling records, and corrective-action records are absent. Financial information is referenced for 2021–2023, but no interpretable financial performance data is provided. The supplier does not provide ODM, OEM for popular brands, or SDK services....

Supplier typeThe supplier is explicitly identified as a professional technical supplier and describes an integrated business covering R&D, production, design, sales, engineering installation, and after-sales service. Its specialization is high-temperature insulation, lightweight fiber-resistant materials, industrial furnaces, and energy-saving solutions.

R&D capabilityThe supplier reports R&D capability, at least one new product within the past year, and continued work on special-shaped products, removable insulation systems, and composite insulation materials. It also has dedicated industrial-furnace design and energy-management teams, although it does not provide ODM or SDK services.

Production capacityProduction is explicitly included in the company’s integrated operations, and the supplier reports a construction team and experience developing insulation products for special working conditions. The slices do not provide production capacity, equipment details, factory scale, or output data.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization, together with 3D software design services. It also states that solutions are tailor-made for customers under different high-temperature operating conditions.