What is the difference between insulation fireclay bricks and dense refractory bricks?

Insulation bricks focus on heat retention and energy saving, while dense bricks focus more on strength and direct hot-face resistance.

Lightweight Insulation Fireclay Brick for Kiln and Boiler Lining

Name: Lightweight Insulation Fireclay Brick for Kiln and Boiler Lining
Brand: Zibo Jucos Co., Ltd.
SKU: 2020318002

Shandong, ChinaZibo Jucos Co., Ltd.

US$185.00-200.00

5 Tons

Sample price:US$200.00/ton.Request sample

Product profile

Customization

Available

Classification

Clay

Feature

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

Model NO.

B-1, 2, 4, 5, 6, 7 /C-1, 2, 3

Production Process

Extrusion Method

Refractoriness (℃)

1580< Refractoriness< 1770

Shape

Brick

Type

Refractory Material

Material

Alumina Block

Size

Customizable

Certifiacte

ISO9001, CE, etc

Bulk Density

0.6-1.25

Cold Crushing Strength

1.0-10MPa

Thermal Conductivity

0.17-0.51

Transport Package

Sea-Worthy Wooden Pallet

Specification

230*114*64mm or 230*114*76mm

Trademark

jucos

Origin

China

HS Code

6902200000

Production Capacity

20000mt/Year

Key features

Customizable Size: Bricks are machined and ground to required accurate sizes to meet specific design needs.

Low Thermal Conductivity: Features low thermal conductivity (0.17-0.51 W/m.k) to reduce fuel and construction costs.

High Mechanical Strength: Cold crushing strength ranges from 1.0 to 10 MPa ensuring durability in high temp environments.

Lightweight Design: Bulk density between 0.60 and 1.25 g/cm3 reduces structural load and handling time.

Superior Thermal Shock Resistance: Engineered with good thermal shock resistance and lower creep rate at high temperatures.

Strict Quality Control: Complete QC system for chemical composition and physical properties with certificates provided.

ISO and CE Certified: Products meet international standards including ISO9001, CE, ASTM, ASME, and DIN.

Company profile

Zibo Jucos Co., Ltd.

Shandong, China

Business Type: Trading CompanyExport Year: 2002-02-01Nearest Port: QINGDAOAverage Response Time: ≤2.28hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, DDP, DAP, CIP, CPT, FCA, EXW

AI-Powered supplier vetting

SummaryThe supplier is identified as a limited company and a trading company, offering ceramic fiber blankets and reporting 20 employees. It has documented procedures and records for assessing service capability and corrective/preventive actions, but its approved-supplier list lacks signatures or dates. Overseas service infrastructure is limited: it has no overseas showroom, agent, or branch and serves zero countries, although it has participated in the GIA offline trade show and lists technical services including installation, repair, maintenance, debugging, and training. The supplier provides ODM, OEM, and sample-based customization, but launched no new products in the past year and has no available SDK. Export activity is established, with 71%–90% of sales from exports, self-operated import/export rights, and 10 years of export history. Production-related evidence is limited, while the company states it has advanced equipment, R&D facilities, and stage-based testing. No specific certifications or customer...

Supplier typeThe supplier is explicitly described as a limited company and a trading company, with no associated company group identified. Its stated product scope includes ceramic fiber blanket, while the broader business scope includes multiple trading categories.

After-Sales capabilityThe supplier reports written procedures and followed records for service-capability assessment and corrective/preventive actions, and lists debugging, maintenance, training, installation, and repair services. However, it has no overseas showroom, agent, or branch and offers services in zero countries, limiting evidence of overseas service coverage.

R&D capabilityThe supplier offers ODM and OEM services and states that it has R&D facilities, but it launched no new products in the past year and has no available SDK. The evidence therefore shows development-service availability but limited recent product innovation.

Production capacityThe company states that it has advanced production equipment, R&D facilities, and testing at each production stage, and reports 20 employees. These statements support production infrastructure, although no capacity, output, or manufacturing-scale metrics are provided.

Customization capabilityThe supplier explicitly provides ODM services and offers customization from samples. It also reports OEM capability for popular brands, directly supporting the ability to deliver customized products.

Product Q&A

Q:What is insulation fireclay brick used for?

It is used for thermal insulation in high-temperature industrial furnaces, kilns, and boilers to reduce heat loss and improve energy efficiency.

Q:What is the maximum working temperature?

Fireclay insulation bricks can typically withstand high temperatures up to industrial furnace operating conditions, suitable for kiln and boiler insulation layers.

Q:What are the main advantages of insulation fireclay bricks?

They offer low thermal conductivity, lightweight structure, good thermal stability, and easy installation for furnace lining systems.

Q:Where are they commonly applied?

They are widely used in industrial kilns, boilers, cement plants, steel plants, ceramic furnaces, and other high-temperature equipment.

Q:Are insulation fireclay bricks easy to install?

Yes, they are easy to cut, shape, and install, making them suitable for both new furnace construction and maintenance projects.