How long is the delivery time?

Delivery time depends on the order quantity; peak season is one month, off-season is within 15 workdays.

How do you ensure product quality?

Products are strictly inspected before shipment to guarantee quality.

How are quality problems solved?

If products do not match samples or have issues, we will provide compensation.

What is the service life of your bricks?

Service life varies based on the brick type and your specific usage conditions.

What certifications do you have?

We have ISO9001 and Test Reports, and can apply for other necessary certifications.

Lightweight Fire-Resistant High Alumina Thermal Insulation Brick

Name: Lightweight Fire-Resistant High Alumina Thermal Insulation Brick
Brand: ZHENGZHOU RONGSHENG REFRACTORY CO., LIMITED
SKU: 1959525885

Henan, ChinaZHENGZHOU RONGSHENG REFRACTORY CO., LIMITED

US$0.50-1.00

500 Pieces

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Application

Industrial Furnaces

Material

Alumina Block

Refractoriness (℃)

1580< Refractoriness< 1770

Product Name

High Aluminum Insulation Brick

Raw Material

High Alumina Bauxite

Color

Yellow

Thermal Conductivity (350°c)W/M.K

Less Than 0.30

Size

230*114*65/75

Bulk Density(g/cm3)

0.6~1.2%g/cm3

Reheating Linear Change

1350~1400

Certificate

ISO9001

Cold Crushing Strength MPa

More Than 2.0

Feature

Long Time Materials

Type

Refractory Material

Shape

Brick

Transport Package

Wooden Box

Specification

Customizable

Trademark

RSNC

Origin

China

Production Capacity

5000t/Year

Key features

High Alumina Content: Contains more than 48% alumina oxide for superior heat resistance.

Excellent Insulation: Low volume density and high porosity provide effective thermal insulation.

Strong Chemical Stability: Resistant to corrosive gases and slag with low impurity levels.

High Mechanical Strength: Features high compressive strength and good thermal shock resistance.

Customizable OEM/ODM: Supports customization from samples and designs for specific needs.

ISO9001 Certified: Products are certified with ISO9001 and test reports for quality assurance.

Company profile

Years of Export ExperienceProduct Certification

ZHENGZHOU RONGSHENG REFRACTORY CO., LIMITED

Henan, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs CertifiedExport Year: 14 years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤1.66h

AI-Powered supplier vetting

SummaryThe supplier is a professional refractory-material and kiln-engineering supplier with capabilities covering shaped and unshaped refractory materials, castables, refractory cement, wear-resistant ceramics, graphite electrodes, kiln equipment, and related engineering services. It provides 3D design, sample/design-based customization, ODM, and OEM services, but reported no new products during the past year and has no SDK. Production information indicates two production lines and stated annual capacities including 100,000 tons of refractory bricks, 30,000 tons of refractory castable, 30,000 tons of refractory cement, and 50,000 tons of another refractory castable category. Quality and management certifications include CE, ISO9001:2015, ISO45001:2018, and ISO14001. Service procedures, complaint handling, corrective actions, and finished-product inspection are documented and followed. However, the supplier lacks overseas agents, branches, warehouses, and showrooms, and has no valid manufacturing-capacity...

Supplier typeThe supplier explicitly identifies as a professional technical supplier and operates across refractory materials, castables, ceramics, graphite electrodes, kiln equipment, and kiln-related engineering services. This indicates a specialized industrial supplier rather than a general trading entity.

CertificationsThe supplier reports CE product compliance certification and ISO9001:2015, ISO45001:2018, and ISO14001 management-system certifications. These stated certifications provide explicit evidence of formal quality, occupational safety, and environmental management coverage.

After-Sales capabilityThe supplier has documented and followed procedures for corrective and preventive actions, customer complaints, supplier-service assessment, and quality assurance, and it maintains in-stock service capability. However, it has no overseas warehouse, showroom, agent, or branch, so overseas physical service support is limited.

R&D capabilityThe supplier has three R&D engineers and provides 3D design, ODM, and OEM services, demonstrating design and development capability. However, it reported no new products in the past year and has no available SDK, so evidence of recent product innovation is limited.

Production capacityThe supplier operates two production lines and reports substantial annual capacities, including 100,000 tons of refractory bricks, 30,000 tons of refractory castable, 30,000 tons of refractory cement, and another 50,000-ton refractory castable category. It has defined equipment and finished-product inspection instructions, but lacks a valid contract between the factory and related subcontractor, creating a documented capacity-governance concern.

Customization capabilityThe supplier explicitly offers customization from samples and designs, 3D software design services, and ODM services. These combined capabilities directly support customized product development and manufacturing.