Bio-soluble Ceramic Fiber Board

Product Introduction

The most distinctive feature of bio-soluble ceramic fiber boards is their excellent thermal insulation performance at high temperatures, combined with greater compatibility with human health. Upon contact with the respiratory system, the material can be dissolved and expelled by the human body, effectively reducing occupational health risks. As a result, this type of material is widely used in high-temperature industrial applications, particularly in heat treatment equipment and insulation systems where environmental requirements are strict and personnel contact is frequent.

As an upgraded alternative to traditional ceramic fiber boards, biosoluble ceramic fiber boards offer the dual advantages of high performance and high safety, positioning them as a leading development direction for future energy-saving, environmentally friendly refractory and insulation materials.

Key Performance Characteristics

(1) Excellent Thermal Insulation Properties

Low thermal conductivity and low heat capacity, effectively reducing energy loss.

Suitable for long-term use at temperatures up to 1000°C, with intermittent resistance up to 1100°C.

(2) Biosolubility

Complies with EU Directive 97/69/EC standards.

Gradually dissolves and metabolizes under physiological conditions, preventing long-term retention in the lungs.

Non-carcinogenic, safe, and environmentally friendly, making it suitable for markets with high occupational health standards, such as Europe and the United States.

(3) Outstanding Mechanical Strength and Dimensional Stability

High-strength structure, resistant to breakage.

Vacuum forming process ensures uniform density and a smooth surface.

Excellent thermal stability, with minimal dimensional change during heating or cooling.

(4) Good Chemical Stability

Resistant to most acids, alkalis, oils, and water.

Low chemical reactivity when in contact with metals and alloys at high temperatures.

(5) Environmental Safety

Asbestos-free and free from crystalline silica release.

Lightweight products, easy to transport and install.

Long service life with short maintenance cycles.

Product Technical Parameters

Item	Unit	Index Value
Product name	-	Bio-soluble ceramic fiberboard
Material type	-	Alkaline Earth Silicate(AES)
Bulk density	kg/m³	260 / 300 / 330 (customizable)
Operating temperature	°C	1000 (long-term) / 1100 (intermittent)
Thermal conductivity (at room temperature to 800°C)	W/m·K	0.045~0.16 (as temperature rises)
Compressive strength (at 25% deformation)	kPa	≥300
Heat shrinkage rate (1000°C × 24 hours)	%	≤2
Bio-solubility	-	Complies with EU 97/69/EC requirements
Hazardous substance emissions	-	Does not contain asbestos or crystalline silica
Color	-	White or light yellow

Product Structure and Manufacturing Process

This product is manufactured using the internationally advanced wet vacuum forming process. A slurry is prepared by combining high-purity bio-soluble fibers with inorganic binders and water-based additives. Through steps such as uniform mixing, mold filtration, dehydration, drying, and low-temperature shaping, a fixed-thickness board is formed. The entire process does not involve high-temperature sintering, preserving the original elasticity and structural integrity of the fibers. This gives the product excellent heat resistance and mechanical properties.

Typical Application Scenarios

(1) High-Temperature Industrial Kilns

- Thermal insulation lining for glass melting furnaces, electric kilns, ceramic kilns, aluminum alloy melting furnaces, and industrial heat treatment furnaces.

- Replaces high-temperature fiberboards in applications requiring high safety standards for human contact.

(2) Power and Metallurgical Equipment

- Thermal insulation layers for ladle covers, electric arc furnaces, induction furnaces, etc.

- Suitable for environments with thermal shock or alternating temperatures.

(3) New Energy and Environmental Protection

- Thermal equipment for lithium battery drying lines and exhaust gas purification systems.

- Ideal for high-temperature heat treatment systems in clean energy and environmental engineering.

(4) Aerospace and Rail Transportation

- Aircraft engine compartments, high-speed train exhaust systems.

- Combines lightweight properties with high-temperature insulation performance.

(5) Construction and Fireproof Engineering

- Fire door core material, cable tray lining.

- Features high fire resistance, non-toxicity, harmlessness, and excellent stability.

Packaging, Storage & Transportation

- Packaging: Products are packaged in cartons with plastic film sealing. Some export packages use fumigation-free pallets.

- Transportation: Supports multiple modes including road, rail, sea, and air freight to ensure timely delivery.

- Storage Recommendations:

- Store in a dry, well-ventilated environment to avoid moisture.

- Stack no more than 3 layers high to prevent compression damage.

- Once opened, use the product immediately to avoid repeated moisture absorption.

Customization & Service Support

We offer the following customized services:

- Customized board dimensions, thickness, and density based on customer drawings or technical requirements.

- Optional additions such as waterproof layers, reinforcement layers, aluminum foil layers, or reinforced rib structures.

- Technical services including application design and thermal simulation analysis.

- 24/7 after-sales support with a rapid response mechanism.

Environmental Certifications & Compliance

- Compliant with EU REACH and RoHS environmental directives.

- Certified under the ISO9001 Quality Management System.

- Testing available according to ASTM, DIN, GB, and other standards.

- Documentation provided includes MSDS, COA, Certificate of Origin, and HS Code.

FAQ

Q1: What are bio-soluble ceramic fibers, and what are their advantages?

A1: Bio-soluble ceramic fibers are a type of inorganic fiber material composed primarily of alkaline earth silicates. They are designed to be naturally dissolved and expelled by the human lung environment. Their key advantage lies in providing high-temperature resistance while significantly reducing potential health risks, making them particularly suitable for markets with strict environmental and safety regulations, such as Europe and North America.

Q2: Can bio-soluble ceramic fiber boards replace traditional ceramic fiber boards?

A2: In most medium to high-temperature applications, bio-soluble boards offer performance (such as thermal conductivity and compressive strength) that matches or even exceeds that of traditional ceramic fiber boards. With their superior environmental and safety profile, they serve as a fully viable alternative.

Q3: Does the product generate dust during use? Are there any handling precautions?

A3: As an inorganic fiber product, the material may generate some dust during cutting. However, the dust is non-toxic and non-irritating. It is recommended to wear dust masks and safety goggles during handling. After cutting, clean the work area to maintain a tidy environment.

Q4: Can this board be used in electric heating equipment? Is it conductive?

A4: The board is non-conductive and offers excellent insulation properties, making it highly suitable for use in high-temperature electric heating equipment such as electric furnaces and heating systems.

Q5: Can it be used continuously in environments above 1000°C?

A5: The product is designed for long-term use at temperatures up to 1000°C. It can withstand short-term exposure up to 1100°C. For continuous operation above 1100°C, we recommend selecting a ceramic fiber product with a higher temperature resistance, such as high-alumina ceramic fiber boards.

Bio-soluble ceramic fiber boards not only meet industrial demands for high-temperature performance but also prioritize the health and safety of personnel. They represent a sustainable material solution aligned with green manufacturing principles. Their contributions to energy savings and emissions reduction, combined with compliance with increasingly stringent environmental regulations, highlight their strong potential and market prospects.

We sincerely welcome global partners to learn about and utilize our bio-soluble ceramic fiber products. Let us work together to advance safety upgrades and the green transformation of the high-temperature insulation industry.

For customized solutions, sample requests, or technical consultations, please feel free to contact our professional team.

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