How do you ensure product quality?

Products are strictly inspected before shipment, and we compensate for any quality issues not matching samples.

What is the service life of your bricks?

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

What certifications do you have?

We have ISO9001, ISO45001, ISO14001, CE, and Test Reports, and can apply for other necessary certifications.

High Density MGO 80-95 Fired Fused Magnesia Refractories Brick Insulation Brick

Name: High Density MGO 80-95 Fired Fused Magnesia Refractories Brick Insulation Brick
Brand: ZHENGZHOU RONGSHENG REFRACTORY CO., LIMITED
SKU: 1953961485

Henan, ChinaZHENGZHOU RONGSHENG REFRACTORY CO., LIMITED

US$300.00-750.00

1 Ton

Sample price:US$50.00/piece.Request sample

Product profile

Customization

Available

Application

Cement Industry, Chemical Industry, Coking Industry, Glass Industry, Steelmaking Industry, High Temperature Kiln

Content

98% Magnesia Brick

Performance

High-Purity Magnesia Firebrick

Production Process

Sintered Magnesia Brick

Softening Temperature

≥1650℃

Keyword

Magnesia Block Refractory Bricks

Size of Basic Refractory

230*114*65mm or Special S

Refractoriness

Super-Class (Refractoriness> 2000

Apparent Porosity

Max 16%

Applications

Iron Steel Furnace, Glass Furnace, Ceme

Refractory Brick Feature

High Refractoriness

Cold Crushing Strength

Min 60 MPa

Reheating Linear Change(1650 °c,2h)

0~-0.4

Advantage

Resist Basic (Alkaline) Slag

Refractoriness (℃)

1580< Refractoriness< 1770

Feature

Long Time Materials, High Temperature Resistance, Instant Materials

Type

Refractory Material

Shape

Brick

Material

Magsite

Transport Package

International Standard

Specification

Customizable

Trademark

Zhengzhou Rongsheng Refractory Co., Ltd.

Origin

Zhengzhou Rongsheng Refractory Co., Ltd.

HS Code

690220000

Production Capacity

500ton/Tons Per Year

Key features

High Purity Magnesia: Over 90% magnesium oxide content with periclase as the main crystal phase.

Slag Erosion Resistance: Excellent resistance to basic (alkaline) slag in steel and glass furnaces.

Customizable Shapes: Available in standard sizes or custom shapes based on customer drawings.

Versatile Applications: Suitable for steelmaking, cement kilns, glass furnaces, and heating furnaces.

OEM/ODM Support: We accept OEM orders and provide customization from samples or designs.

Strict Quality Control: Products undergo strict inspection before shipment to ensure quality.

Global Export Experience: Exported to over 70 countries with 14 years of international trade experience.

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: ≤1.57h

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.