What is the standard size specification?

The regular specification is 230*114*65mm.

What is the lead time for production?

During peak season, the lead time is one month; during off-season, it is within 15 workdays.

Lightweight Mullite Brick Insulation Fire Brick Insulating Firebrick

Name: Lightweight Mullite Brick Insulation Fire Brick Insulating Firebrick
Brand: Pingxiang Zhongci Environmental Ceramics Material Co., Ltd.
SKU: 2085779265

Jiangxi, ChinaPingxiang Zhongci Environmental Ceramics Material Co., Ltd.

US$1.00-12.00

1,000 Pieces

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Feature

Long Time Materials

Refractoriness (℃)

1580< Refractoriness< 1770

Shape

Brick

Function

Thermal Insulating Brick

Specifications

Mullite Insulation Brick

Character

Light Weight Insulation Brick

MOQ

1000

Type

Heat-Resistant Material

Material

Alumina Block

Transport Package

Sea-Worthy Wooden Case

Specification

Alumina Block

Trademark

Zhongci

Origin

Jiangxi

HS Code

690220000

Production Capacity

500000/Month

Key features

High Refractoriness: Refractoriness ranges from 1580 to 1770 degrees Celsius, suitable for extreme heat.

Excellent Thermal Shock Resistance: Withstands rapid temperature changes without cracking or softening.

High Purity Composition: Contains 65-75% alumina with low impurity content for superior performance.

Strong Acid Erosion Resistance: Resists acid erosion effectively in various industrial furnace environments.

Low Thermal Conductivity: Provides efficient thermal insulation with low thermal expansion coefficient.

High Cold Crushing Strength: Strength ranges from 70 to 260 MPa ensuring structural integrity under load.

Versatile Industrial Application: Used in metallurgical, petrochemical, and glass melting furnaces for lining.

Multiple Product Types: Available as Sintered, Fusion Cast, and Corundum Mullite Brick variants.

Company profile

Pingxiang Zhongci Environmental Ceramics Material Co., Ltd.

Jiangxi, China

Business Type: Manufacturer/FactoryExport Year: 2019-08-22Nearest Port: Shanghai, Ningbo, ShenzhenAverage Response Time: ≤2.24hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DDP, DAP, CIP, FCA

AI-Powered supplier vetting

SummaryPingxiang Zhongci Environmental Ceramics Material Co., Ltd. is a China-based manufacturer founded in 2014, specializing in ceramic packing materials, water-treatment products, ceramic balls, molecular sieve, and related products. The supplier reports ISO 9001 and ISO 14001 certifications, more than 10 production lines, 6–10 years of R&D engineer experience, 6–10 quality-control staff, and more than 200 employees. It states an off-peak lead time within 15 workdays and a peak-season fulfillment time of one month. Export sales account for 71%–90% of total sales, with self-operated import and export rights and broad international market coverage. The provided information supports an assessment of manufacturing scale, quality-system certification, export capability, and technical resources. However, it does not provide sufficient evidence regarding financial credibility, customized-product capability, or identifiable customer cases.

Supplier typeThe supplier is explicitly identified as a Manufacturer/Factory and a professional manufacturer founded in 2014. Its listed products include ceramic, plastic, and metal structured packing, ceramic balls, molecular sieve, and water-treatment products, supporting a direct manufacturing profile rather than a trading-only role.

CertificationsThe supplier states that it has passed ISO 9001 quality-system certification and separately lists both ISO 9001 and ISO 14001 management-system certifications. This provides explicit evidence of certified quality and environmental management systems.

R&D capabilityThe supplier describes strong technical capabilities, advanced product design, testing equipment, 12 technical personnel, and a stated focus on quality and innovation. These are positive indicators of technical and product-development resources, although no specific patented products, new-product launches, or quantified R&D achievements are provided.

Production capacityProduction capability is supported by more than 200 employees, more than 10 production lines, reported annual production capacity, and fulfillment times of within 15 workdays off-peak and one month during peak season. The supplier also reports 50 total staff experience and broad export operations, indicating established operational capacity.

Product Q&A

Q:What is the refractoriness of these bricks?

The refractoriness ranges from 1580 to 1770 degrees Celsius, with some types reaching up to 1790 degrees Celsius.

Q:What are the main applications of Lightweight Mullite Brick?

They are used for hot-face and backing lining in metallurgical, petrochemical, building materials, ceramic, and mechanical industries, including blast furnaces and glass melting furnaces.

Q:What is the alumina content in Mullite Bricks?

Mullite Bricks contain 65% to 75% alumina content as their main crystal phase.

Q:Can these bricks resist acid erosion?

Yes, they have strong acid erosion resistance and can resist any acid erosion, but they cannot service in oxidizing atmospheres.

Q:What are the available types of Mullite Bricks?

We offer Sintered Mullite Brick, Fusion Cast Mullite Brick, and Corundum Mullite Brick.