How do you guarantee quality?

We have a complete QC system for chemical composition and physical properties. All goods are tested after production, and quality certificates are shipped with the goods.

Does your company supply samples?

Yes, we can supply samples for free. The freight will be undertaken by the clients.

What is the lead time for production?

Peak season lead time is one month. Off-season lead time is within 15 workdays.

Competitive Price Lightweight Mullite Firebrick Low Thermal Conductivity Jm23 Jm26 Mullite Insulating Brick

Name: Competitive Price Lightweight Mullite Firebrick Low Thermal Conductivity Jm23 Jm26 Mullite Insulating Brick
Brand: ZHENGZHOU RONGSHENG REFRACTORY CO., LIMITED
SKU: 2137981635

Henan, ChinaZHENGZHOU RONGSHENG REFRACTORY CO., LIMITED

US$0.20-0.50

500 Pieces

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Classification

Mullite

Feature

Good Mechanical Strength, Good Thermal Insulation Performance, High-Temperature Resistant, Light Weight, Low Thermal Conductivity, Long Time Materials, Instant Materials, Top Grade

Model NO.

JM23 JM26 JM28 JM30 JM32

Production Process

Sintering Method

Refractoriness (℃)

1580< Refractoriness< 1770

Shape

Brick

Product Name

Mullite Insulating Brick

Processing Service

Cutting, Moulding

Usage

Glass Furnace, Steel Converter .etc

Quality

High Quality

Keyword

Light Weight Insulation Brick

Type

Refractory Material

Package

Carton with Pallet

Al2O3

More Than 77

Material

Mullite

Fe2o3

Less Than 0.4

Price

Factory Outlets

OEM

Yes

Certificate

ISO9001,CE

Transport Package

International Standard

Specification

Customizable

Trademark

RONGSHENG

Origin

China Henan

HS Code

6902200000

Production Capacity

500ton/Tons Per Year

Key features

Light Weight Design: Low bulk density ranging from 0.55 to 1.03 g/cm3 for energy saving.

Customizable Shapes: Available in standard, shaped, and special shaped bricks according to requirements.

High Mechanical Strength: Cold crushing strength up to 2.5 Mpa and modulus of rupture up to 2.1 Mpa.

Thermal Shock Resistance: Good integrity with furnace lining and resistance to rapid temperature changes.

Wide Industrial Application: Suitable for steel, glass, ceramics, cement, and petrochemical kilns.

ISO Certified Quality: Manufactured under ISO9001, ISO45001, and ISO14001 strict quality control.

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: ≤0.93h

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.