How long is delivery time?

The delivery time will be determined according to the quantity of the order.

How are your products' quality?

The products will be strictly inspected before shipment, so the quality could be guaranteed.

How to solve the quality problems?

If the products are not confirmed to customer samples or have quality problems,our company will be responsible to make compensation for it.

What is the service life of your bricks?

The service life of different bricks is unlike.It also depends on your using condition and method.

How about your company's certification?

ISO9001 and Test Report,also we could apply other necessary certification.

Refractory Material Jm-23jm-30 Sintered Mullite Light Weight Insulating Refractory Bricks Fire Brick

Name: Refractory Material Jm-23jm-30 Sintered Mullite Light Weight Insulating Refractory Bricks Fire Brick
Brand: ZHENGZHOU RONGSHENG REFRACTORY CO., LIMITED
SKU: 1991974455

Henan, ChinaZHENGZHOU RONGSHENG REFRACTORY CO., LIMITED

US$500.00

1-49 Tons

US$300.00

50-499 Tons

US$200.00

500+ Tons

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Feature

Light Weight, Long Time Materials, Instant Materials, Top Grade

Refractoriness (℃)

1580< Refractoriness< 1770

Shape

Brick

Product Name

Mullite Refractory Brick

Processing Service

Cutting, Moulding

Usage

Glass Furnace, Steel Converter .etc

Quality

High Quality

Package

Carton with Pallet

Al2O3

More Than 77

Sio2

Fe2o3

Less Than 0.4

Material Feature

Firebrick

Price

Factory Outlets

OEM

Yes

Certificate

ISO9001

Type

Refractory Material

Material

Mullite

Transport Package

International Standard

Specification

Customizable

Trademark

Zhengzhou Rongsheng Refractory Co., Ltd.

Origin

Zhengzhou Rongsheng Refractory Co., Ltd.

HS Code

6902200000

Production Capacity

500ton/Tons Per Year

Key features

Excellent Thermal Shock Resistance: Superior thermal shock resistance compared to sintered products, especially fused mullite.

Strong Acid Erosion Resistance: Resistant to acid erosion, ensuring durability in harsh chemical environments.

High High-Temperature Strength: Compressive strength at room temperature ranges from 70 to 260 MPa.

Great Wear Resistance: Designed for high wear resistance in industrial furnace applications.

Low Thermal Expansion: Features a low thermal expansion coefficient for structural stability.

Customizable Processing: Offers cutting and moulding services to meet specific design requirements.

ISO9001 Certified Quality: Manufactured under ISO9001:2015 and ISO45001:2018 certified management systems.

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: ≤0.84h

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.