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 Castable Corundum Mullite Castable Refractory Cement Furnace Lining in Powder for Coal Boiler

Name: Refractory Castable Corundum Mullite Castable Refractory Cement Furnace Lining in Powder for Coal Boiler
Brand: ZHENGZHOU RONGSHENG REFRACTORY CO., LIMITED
SKU: 1912603281

Henan, ChinaZHENGZHOU RONGSHENG REFRACTORY CO., LIMITED

US$500.00

1-4 Tons

US$400.00

5-49 Tons

US$200.00

50+ Tons

Sample price:US$0.00/kg.Request sample

Product profile

Customization

Available

Material

Alumina Cement

Refractoriness (℃)

1580< Refractoriness< 1770

Model NO.

corundum mullite castable

Shape

Powder

Product Name

Low Cement Refractory Castables

Color

Grey

Cold Crushing Strength(MPa)

20~80MPa

Certificate

ISO9001

Application

Industrial Furnaces

Function

Functional Refractories

Maximum Service Temperature

1400-1650

Al2O3

50%-90%

Cement Consumption

About 5%

Purpose

Improve The Refractory Properties of Casta

Features

Low Porosity and Small Pore Size

Feature

Instant Materials

Type

Refractory Material

Transport Package

Bag

Specification

25kg/bag, 50kg/bag

Trademark

RSNC

Origin

China

HS Code

3816000000

Production Capacity

50000 Tons/Year

Key features

Low Cement Formula: Cement dosage reduced to 5% or less to improve refractory properties and strength.

High Strength Performance: Cold crushing strength ranges from 20 to 80 MPa depending on Al2O3 content.

Low Porosity Design: Features low porosity and small pore size for higher density and durability.

Customizable Composition: Al2O3 content customizable from 50% to 90% to meet specific application needs.

Versatile Applications: Suitable for coal boilers, blast furnaces, hot blast stoves, and ceramic kilns.

OEM/ODM Services: Full customization available from samples or designs with professional support.

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: ≤0.91h

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.