Ceramic Fibre Products

Calcium Fiber Silicate Insulation Board (1100°C)

Calcium Silicate Insulation Board is a rigid thermal insulation material that provides effective protection in high-temperature environments. With a density range of 800 kg/m³ to 1020 kg/m³, it is ideal for use in furnace linings and industrial insulation applications. Zenco supplies this board in various thicknesses, ensuring a tailored approach for your project needs.

Also known as: Cal-Sil board, Calcium silicate structural board, High-temperature insulation board, Non-asbestos calcium silicate board

Temperature rating
1100°C
Density
800 kg/m³ to 1020 kg/m³
Packaging
Standard wooden pallets with multiple boards stacked · Shrink-wrapped bundles of boards
Supply basis
Quotation against specification

About Calcium Fiber Silicate Insulation Board (1100°C)

The Calcium Silicate Insulation Board is a robust thermal insulation material constructed primarily from hydrated calcium silicate. This board is formed through an autoclave curing process, which significantly enhances its structural integrity. Unlike generic variants, this grade boasts exceptional rigidity and stability, making it particularly suitable for high-temperature environments where control over dimensional change is vital to operational efficiency. Its unique composition allows it to maintain consistent thermal properties under stress, setting it apart from standard insulation materials. Engineered from xonotlite and reinforced with specialized fibers, the Calcium Silicate Insulation Board offers superior mechanical and chemical performance. This combination yields impressive compressive and flexural strength, providing long-lasting durability while ensuring effective passive fire protection. The advanced structure mitigates thermal bridging and enhances overall insulation effectiveness, resulting in a material ideally suited for scenarios where both high structural integrity and thermal management are essential. In service conditions, this board withstands extreme temperatures typically up to about 1100°C depending on density grades. Its low thermal conductivity significantly reduces heat loss, promoting energy efficiency and minimizing operational costs. The available range of densities allows users to select the most appropriate board tailored to specific insulation and structural needs, ultimately prolonging the lifespan of equipment and systems it protects in demanding applications. Zenco Systems Ltd supplies these Calcium Silicate Insulation Boards in a variety of thicknesses, ranging from 20 mm to 50 mm, facilitating straightforward and efficient installation across diverse projects. Buyers should confirm technical specifications to ensure compatibility with their applications before ordering. With a distribution facility located in Nairobi, prompt delivery across East Africa is ensured to meet the needs of various industries engaged in demanding thermal management and insulation tasks.

Technical Specification

Material CompositionHydrated calcium silicate, primarily based on xonotlite†
Temperature Rating1100°C†
Density800 kg/m³ to 1020 kg/m³†
Thermal Conductivity≤ 0.14 to ≤ 0.23 W/m·K†
Compressive Strength≥ 21 MPa†
Dimensions & Thickness20 mm to 50 mm†
Standards ComplianceEN 13501 A1, DIN 4102†

† Indicative figures for this material class. Grade, density and temperature rating vary between manufacturers, so these are confirmed against the manufacturer's datasheet for the grade supplied when we quote. Request the datasheet for the certified values.

Key Properties

  • Low thermal conductivity
  • Non-combustible, Class A1 rated
  • Excellent thermal resistance up to 1100°C
  • High compressive strength
  • Rigid and dimensionally stable
  • Resistant to moisture
  • Good acoustic insulation properties
  • Lightweight composition
  • Compatible with various installation methods
  • Durable under mechanical stress
  • Not prone to shrinkage at high temperatures
  • Reinforced with fibers for strength

Applications

The primary application for Calcium Silicate Insulation Board is as a furnace backup lining, critical for enhancing thermal efficiency in industrial furnaces.

  • Furnace backup lining
  • Steel ladle insulation
  • Kiln thermal barrier
  • Reheating furnace insulation
  • Passive fire protection systems
  • High-temperature industrial insulation
  • Steam pipe lagging
  • Fire-resistant cladding
  • Insulation for hot air ducts
  • Thermal protection for industrial ovens
  • Covering for heat exchangers
  • Heat shielding for boilers
  • Insufficient thermal barrier in foundries
  • Insulation in petrochemical processes
  • Safety barrier in fire-prone zones

Industries served

Steel industryCeramics and glass manufacturingFire protection constructionIndustrial furnace engineeringRefractory and high-temperature processing

Forms, Sizes & Packaging

Packaging

Confirm packaging

Supply Region

Kenya, East Africa

Supplier

Zenco Systems Ltd

Packaging options

  • Standard wooden pallets with multiple boards stacked
  • Shrink-wrapped bundles of boards
  • Bulk loose load in shipping containers
  • Individually wrapped in protective film
  • Cardboard cartons containing multiple sheets
  • Heavy-duty plastic sheeting for outdoor storage

Selection & Installation Guidance

Calcium Silicate Insulation Board is often compared to lightweight refractory ceramic fiber boards and mineral wool boards. While ceramic fiber boards may offer lower density and thermal conductivity for moderate temperatures, they generally lack the mechanical strength and dimensional stability found in calcium silicate boards. Buyers should choose calcium silicate boards when structural integrity and high-temperature performance are priorities, especially in harsh environments where fibrous materials might deteriorate or fail.

Installation

Secure the boards with appropriate fasteners.

The Calcium Silicate Insulation Board is a premium thermal insulation solution, engineered primarily from hydrated calcium silicate with a xonotlite base, known for its rigid structure and exceptional thermal resistance capabilities. This product is typically supplied in board form without additional packaging, streamlining the installation process in various industrial applications. Its robust characteristics make it an essential material for operations that require high-temperature insulation, such as lining in cement kilns, insulation for boilers, and thermal barriers for reheating furnaces and industrial heat processing equipment. In the industrial sectors across East Africa, this insulation board is extensively utilized for furnace backup linings and as passive fire protection systems. Its reliability in critical applications such as steel ladle insulation and kiln thermal barriers exemplifies its versatility and effectiveness in maintaining thermal integrity under extreme conditions. The Calcium Silicate Insulation Board is readily available in various thickness options, including 20 mm, 25 mm, 30 mm, 40 mm, and 50 mm, allowing buyers to select the most suitable dimensions for their specific applications. The density of the Calcium Silicate Insulation Board ranges between 800 kg/m³ and 1020 kg/m³, providing an optimal balance between mechanical strength and thermal efficiency. Heat conductivity values typically fall between ≤ 0.14 to ≤ 0.23 W/m·K at elevated temperatures, ensuring minimal heat loss and promoting energy efficiency in high-heat environments. Moreover, this product meets stringent safety standards, classified as EN 13501 A1 non-combustible, making it ideal for environments where fire safety is paramount. Its high compressive strength of ≥ 21 MPa for the 800 kg/m³ grade and up to ≥ 23 MPa for the 1200 kg/m³ grade ensures that it withstands challenging operational conditions while delivering long-lasting performance. Zenco Systems Ltd is dedicated to providing timely delivery and responsive service for Calcium Silicate Insulation Boards across the region, making it easy for customers in industries such as steel, ceramics, and fire protection construction to access this essential material. Whether you're seeking to enhance thermal insulation in industrial furnaces or meet stringent fire safety regulations, the Calcium Silicate Insulation Board stands out as the trusted choice for your insulation needs. Contact us today to discuss your requirements and request a quote!

Safety & Handling

When handling Calcium Silicate Insulation Board, it is advisable to use appropriate PPE, including gloves and masks. the boards in a dry, covered environment to protect from moisture and UV damage. Ensure boards are stacked securely to prevent movement and damage.

Documentation

The manufacturer's technical datasheet and safety data sheet for the grade supplied are issued with every quotation, and name the certified values for this material.

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Frequently Asked Questions

What is the maximum continuous service temperature?

The maximum continuous service temperature is up to 1100°C.

What industries commonly use Calcium Silicate Insulation Boards?

It is widely used in the steel industry, ceramics, and fire protection construction.

What thickness options are available?

Thickness options typically range from 20 mm to 50 mm.

Does it meet any fire safety standards?

Yes, it is classified A1 non-combustible under EN 13501 standards.

Can it be cut to size?

Yes, the boards can be cut to size for specific applications.

What packaging options are available?

Currently, packaging options specifics are not provided; boards will be adequately protected during shipment.

Request a Quotation for Calcium Fiber Silicate Insulation Board (1100°C)

Tell us the grade, dimensions and quantity you need and we will come back with a price, the manufacturer's datasheet and lead time for your order.

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