What is the alumina content range?

The alumina content ranges from 60% to 74% for high-performance applications.

Refractory Mullite Porous Ceramic Heating Disc Plate

Name: Refractory Mullite Porous Ceramic Heating Disc Plate
Brand: Hunan Rui Yue Industrial and Trade Co., Ltd.
SKU: 894525995

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

US$0.50-10.00

10 Pieces

Product profile

Customization

Available

Application

Insulators, Electrical Winding Insulation, Winding Wire Coating Insulation, Electrical Base, Shell, Motor, Insulating Varnish, Switch Baseplate

Color

White

Material

Ceramic

Maximum Voltage

20KV~100KV

Thermal Rating

H 180

Product Name

Ry Corundum Mullite Ceramic Plate

Max Working Temperature

1350 Degree

Thermal Shock Resistance

180-220

Alumina Contant

60%-740%

Character

Remarkable Energy Saving Effect

Usage

Water Heater, Hair Dryer

Feature

Cold and Heat Shock Resistance

Advantage

Low Expansion, Acid-Proof Ceramic

Prupose

Electrical Insulating Material

Apply

Roller Kiln, Tunnel Kiln, Difference Furnace

Forming Method

Dry-Press

Type

Insulation Sheet

Certification

ISO9001

Chemistry

Alumina Ceramic

Brand

Classification

Ceramic

Transport Package

Wooden Case or Wooden Pallet

Specification

According to customer request

Trademark

Origin

China

HS Code

6909190000

Production Capacity

10000PCS Per Month

Key features

Low Thermal Expansion: Coefficient of heat expansion as low as 3.0-3.5 (10-6 K-1) for dimensional stability.

Customization Available: Supports customization from designs and samples for specific application needs.

High Alumina Content: Alumina content ranges from 60%-74% for superior chemical and heat resistance.

Energy Saving Feature: Remarkable energy saving effect due to low thermal conductivity and specific heat.

Robust Mechanical Strength: Compressive strength up to 30 MPa ensuring durability in harsh environments.

Versatile Applications: Ideal for roller kilns, tunnel kilns, water heaters, and hair dryers.

ISO9001 Certified: Manufactured under ISO9001 certification ensuring consistent quality standards.

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: ≤8.83h 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.