How do you ensure product quality?

Products undergo strict inspection before shipment, and we compensate for any quality issues.

What is the service life of the bricks?

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

What certifications do you have?

We hold ISO9001 certification and provide test reports; other certifications can be applied for.

Factory Resistant Firebrick Refractory Acid Resistance Insulation Brick Acid Proof Brick

Name: Factory Resistant Firebrick Refractory Acid Resistance Insulation Brick Acid Proof Brick
Brand: ZHENGZHOU RONGSHENG REFRACTORY CO., LIMITED
SKU: 1981208075

Henan, ChinaZHENGZHOU RONGSHENG REFRACTORY CO., LIMITED

US$2.50

100-4,999 Pieces

US$1.50

5,000-49,999 Pieces

US$0.90

50,000+ Pieces

Sample price:US$50.00/piece.Request sample

Product profile

Customization

Available

Feature

Long Time Materials, Instant Materials

Refractoriness (℃)

1580< Refractoriness< 1770

Model NO.

RS-APB-001

Shape

Brick

Type

Refractory Material

Product Name

Acid Proof Brick

Bulk Density

1.3-2.35g/cm3

Product Feature

Good Thermal Shock Resistance

Cold Crushing Strength/ MPa

10-65

Cold Crushing Strength(MPa)

More Than 10

Thermal Conductivity(W/M.K)

Less Than 0.45

Water Absorption(%)

Less Than15

Acid-Proof Rate(%)

Less Than 98

Price

Factory Outlet

OEM

Yes

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

High Acid Resistance: Made of high silica material, effectively resisting high sulfur gas corrosion.

High Strength & Wear Resistance: Features high mechanical strength, wear resistance, and impact resistance.

Low Water Absorption: Low apparent porosity and water absorption ensure durability.

Good Thermal Shock Resistance: Withstands rapid temperature changes without damage.

OEM Service Available: We accept OEM orders to meet specific customer requirements.

Wide Application: Used in power, petrochemical, metallurgy chimneys, and acid pools.

Certified Quality: ISO9001 certified with strict inspection before shipment.

Factory Direct Supply: Direct from manufacturer with competitive pricing and fast delivery.

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: ≤1.93h

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.