Wholesale Non-asbestos Sheet Manufacturers in China Offering Bulk Customized Quality

What is a Non-asbestos Sheet?

A Non-asbestos Sheet is a high-performance industrial material engineered to replace traditional asbestos-based products. Composed of a blend of synthetic fibers, organic fibers, and fillers bonded with a polymer resin, it delivers exceptional thermal insulation, mechanical strength, and chemical resistance without the associated health risks of asbestos. These sheets are essential in applications requiring durability, fire safety, and reliability under demanding conditions. Kaxite has been at the forefront of developing and refining non-asbestos technology, ensuring our materials meet the highest global safety and performance standards.

Key Features and Advantages of Kaxite Non-asbestos Sheets

Choosing Kaxite Non-asbestos Sheets provides a multitude of benefits for both safety and operational efficiency.

• Complete Safety: Absolutely free from asbestos fibers, eliminating risks of lung diseases and ensuring full compliance with international health regulations.
• Superior Heat Resistance: Formulated to withstand continuous high-temperature environments without degrading, making them ideal for gaskets, insulation, and boiler applications.
• Excellent Sealability: Provides a reliable, leak-proof seal in high-pressure and high-temperature flange connections.
• Chemical and Oil Resistance: Impervious to a wide range of oils, fuels, solvents, and mild chemicals, ensuring longevity in aggressive environments.
• High Mechanical Strength: Offers excellent tensile strength, compressibility, and recovery, preventing blow-outs and maintaining seal integrity under stress.
• Easy to Fabricate: Can be easily cut, punched, and machined into complex gaskets and shapes using standard tools.
• Environmental Responsibility: Manufactured with sustainable practices and recyclable materials where possible, aligning with modern environmental standards.

Detailed Product Parameters & Specifications

Kaxite Non-asbestos Sheets are available in various grades tailored for specific industrial needs. Below are the detailed specifications for our flagship products.

Standard Grade (KAX-NAS100)

• Primary Composition: Aramid fibers, nitrile rubber binder, mineral fillers.
• Temperature Range: -40°C to +290°C (-40°F to +554°F).
• Density: 1.6 - 1.8 g/cm³.
• Tensile Strength: ≥ 8.0 MPa.
• Compressibility: 7 - 12%.
• Recovery: ≥ 50%.
• pH Value: Neutral (7-8).
• Standard Sheet Size: 1500mm x 1500mm or 1260mm x 1260mm.
• Standard Thickness: 0.5mm, 0.8mm, 1.0mm, 1.5mm, 2.0mm, 3.0mm.
• Color: Blue-Green.

High-Temperature & Pressure Grade (KAX-NAS200)

• Primary Composition: Aramid fibers, carbon fiber reinforcement, high-temp synthetic binder.
• Temperature Range: -50°C to +400°C (-58°F to +752°F).
• Density: 1.8 - 2.0 g/cm³.
• Tensile Strength: ≥ 12.0 MPa.
• Compressibility: 8 - 15%.
• Recovery: ≥ 55%.
• pH Value: Neutral (7-8).
• Standard Sheet Size: 1500mm x 1500mm.
• Standard Thickness: 0.8mm, 1.5mm, 2.0mm, 3.0mm, 4.5mm, 6.0mm.
• Color: Black.

Chemical Resistant Grade (KAX-NAS300)

• Primary Composition: E-glass fiber, fluorine rubber binder, special chemical-resistant fillers.
• Temperature Range: -20°C to +250°C (-4°F to +482°F).
• Density: 1.7 - 1.9 g/cm³.
• Tensile Strength: ≥ 7.5 MPa.
• Compressibility: 10 - 18%.
• Recovery: ≥ 45%.
• pH Value: Neutral to slightly alkaline.
• Standard Sheet Size: 1260mm x 1260mm.
• Standard Thickness: 1.0mm, 1.5mm, 2.0mm, 3.0mm.
• Color: White/Grey.

Comparison Table: Kaxite Non-asbestos Sheet Grades

Typical Applications of Non-asbestos Sheets

The versatility of Kaxite Non-asbestos Sheets makes them indispensable across numerous sectors.

• Automotive & Transportation: Exhaust gaskets, engine head gaskets, turbocharger seals.
• Oil, Gas & Petrochemical: Flange gaskets for pipelines, valves, pumps, and reactors handling hydrocarbons and chemicals.
• Power Generation: Seals for steam turbines, boilers, condensers, and heat recovery systems.
• Marine & Shipbuilding: Gaskets for engine rooms, pump seals, and piping systems exposed to saltwater.
• General Manufacturing & HVAC: Gaskets for industrial machinery, compressors, heating ducts, and ventilation systems.
• Food & Pharmaceutical: Seals for processing equipment where non-toxic, compliant materials are required.

Frequently Asked Questions (FAQ)

What exactly does "non-asbestos" mean?

It means the material is manufactured without using any asbestos fibers whatsoever. Historically, asbestos was prized for its heat resistance but is now a known carcinogen. Non-asbestos sheets use modern synthetic and organic fibers (like aramid, glass, or cellulose) combined with advanced binders to replicate and often surpass the performance of asbestos, ensuring complete safety for workers and end-users.

How do I select the right grade of Kaxite Non-asbestos Sheet for my application?

Selection depends on three primary factors: temperature, media (chemical exposure), and pressure. For general hot water, steam, or air applications up to 290°C, our KAX-NAS100 is ideal. For extreme heat and pressure, such as in exhaust systems or high-pressure steam lines, choose KAX-NAS200. If your application involves aggressive chemicals, acids, or solvents, the KAX-NAS300 grade is specifically formulated for superior chemical resistance. Our technical team can provide specific guidance based on your operating conditions.

Are Kaxite Non-asbestos Sheets certified?

Yes. Kaxite sheets comply with major international standards. They meet or exceed specifications such as ASTM F1315, DIN 3754, and JIS K 6820. Our products are also certified by various maritime and industrial safety organizations. Certificates of Compliance and Material Test Reports are available upon request to ensure they meet your project's regulatory and quality assurance requirements.

Can these sheets be used for food-grade applications?

Certain Kaxite grades are suitable for incidental food contact applications. We offer specific formulations that are FDA compliant and made with approved ingredients. It is crucial to specify your need for a food-contact material during inquiry so we can recommend the appropriate, certified product grade that ensures safety and compliance.

How do I store and handle Non-asbestos Sheets?

Store sheets in a cool, dry place away from direct sunlight, extreme temperatures, and moisture. Keep them flat on a level surface or stored vertically to prevent warping or bending. Avoid contact with oils, solvents, or chemicals before fabrication. Use standard workshop tools (cutters, punches, presses) for fabrication—always wear appropriate personal protective equipment like dust masks and safety glasses when cutting or machining to avoid inhalation of non-hazardous dust particles.

What is the difference between compressibility and recovery, and why are they important?

Compressibility refers to the percentage a material thins under a specific load, allowing it to conform to flange surface irregularities to create an initial seal. Recovery is the material's ability to return to its original thickness after the compressive load is released, which helps maintain the seal during pressure and temperature fluctuations (like thermal cycling). A good balance of both, as engineered into Kaxite sheets, is critical for a long-lasting, leak-free gasket that won't crush or relax over time.

Do you offer custom sizes or formulations?

Absolutely. Kaxite specializes in providing tailored solutions. We can produce sheets in non-standard thicknesses, sizes, and rolls. Furthermore, our R&D department can work on custom formulations to meet unique requirements for specific temperature ranges, conductivity, or resistance to uncommon media. Contact our sales team with your detailed specifications for a custom quote.