How long is the delivery time?

Delivery time depends on the order quantity. Peak season lead time is one month, while off-season is within 15 workdays.

How do you ensure product quality?

Products undergo strict inspection before shipment, including visual and function checks by 5 QA/QC inspectors.

How are quality problems solved?

If products do not match confirmed samples or have quality issues, we take responsibility for compensation.

What is the service life of your bricks?

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

What certifications do you have?

We hold ISO9001, ISO45001, ISO14001, and CE certifications, along with test reports.

High Quality Fire High Refractoriness Light Weight Insulating Brick

Name: High Quality Fire High Refractoriness Light Weight Insulating Brick
Brand: ZHENGZHOU RONGSHENG REFRACTORY CO., LIMITED
SKU: 1959449205

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

Feature

Light Weight, Long Time Materials

Refractoriness (℃)

1580< Refractoriness< 1770

Shape

Brick

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

Application

Industrial Furnaces

Type

Refractory Material

Material

Alumina Block

Transport Package

Wooden Box

Specification

Customizable

Trademark

RSNC

Origin

China

Production Capacity

5000t/Year

Key features

Light Weight Insulation: Low volume density (0.6-1.2 g/cm3) ensures excellent thermal insulation and energy efficiency.

High Alumina Content: Contains more than 48-52% alumina oxide, providing superior chemical stability.

OEM/ODM Customization: Supports customization from samples and designs, including size and material specifications.

ISO9001 Certified: Manufactured under ISO9001:2015 and ISO14001 standards with strict quality inspection.

Versatile Applications: Ideal for furnace linings, ceramic kilns, and thermal equipment in metallurgy and steel industries.

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: ≤1.87h

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.