How long is delivery time?

The delivery time will be determined according to the quantity of the order.

How about your company's certification?

ISO9001 and Test Report, also we could apply other necessary certification.

Insulation Bricks Alumina Hollow Ball Brick From China

Name: Insulation Bricks Alumina Hollow Ball Brick From China
Brand: ZHENGZHOU RONGSHENG REFRACTORY CO., LIMITED
SKU: 1908112501

Henan, ChinaZHENGZHOU RONGSHENG REFRACTORY CO., LIMITED

US$400.00-500.00

1 Ton

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Feature

Long Time Materials

Refractoriness (℃)

1580< Refractoriness< 1770

Model NO.

Alumina Bubble Brick

Shape

Brick

Product Name

Alumina Bubble Brick

Refractoriness (Degree)

1770c< Refractoriness< 2000c

Keyword

Alumina Hollow Ball Brick

Application

Industrial Furnaces

Bulk Density (G/Cm³)

≤3.0

Refractoriness Undr Load ℃

≥1700

Feature1

High Temperature Resistant

Max Working Temperature

2200c

Size

Customers' Requirement

Certificate

CE, ISO

Type

Refractory Material

Material

Alumina Block

Transport Package

Wooden Box

Specification

Customizable

Trademark

RSNC

Origin

China

Production Capacity

5000t/Year

Key features

Customizable Shapes: Available in various shapes to meet specific furnace and kiln requirements.

High Alumina Content: Available in 85%, 90%, and 99% Al2O3 grades for superior purity.

ISO 9001 Certified: Manufactured under strict quality control systems compliant with ISO9001 standards.

OEM and ODM Services: Supports customization from samples and designs for tailored solutions.

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: ≤1.66h

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.