Wholesale High Temperature Aluminum Foil Basalt Fabric Manufacturers, OEM/ODM Factory - Ningguo Zhongdian Insulation Material Co., Ltd

Product Introduction

This aluminum foil basalt fabric is manufactured by bonding aluminum foil to basalt fiber cloth using a specialized adhesive. The composite forms a dense film with a smooth, uniform aluminum foil surface. The material exhibits high light reflectivity, high tensile strength in both longitudinal and transverse directions, impermeability to air and water, and effective sealing performance. This product is widely used for pipeline insulation materials in cold and heating equipment, as well as building muffling and sound insulation materials, providing flame retardant, anticorrosion, thermal insulation, and acoustic functions. Conventional thicknesses are 0.4mm, 0.5mm, and 0.6mm. Other specifications can be customized.

Core Advantages

Smooth Uniform Aluminum Surface

The composite forms a dense, smooth, and uniform aluminum foil surface that provides consistent reflectivity and sealing performance.

High Light Reflectivity

The aluminum foil surface reflects radiant heat and light, reducing thermal load on insulated components and improving energy efficiency.

High Tensile Strength

Basalt fiber substrate provides high tensile strength in both longitudinal and transverse directions, resisting tearing during installation.

Air and Water Impermeability

The dense aluminum foil layer prevents air and water penetration, providing a moisture barrier for insulation systems.

Flame Retardant Properties

The basalt fiber substrate and aluminum foil composite does not support combustion, providing fire protection for insulation applications.

Multifunctional Performance

Provides combined flame retardant, anticorrosion, thermal insulation, and acoustic sound insulation functions in a single material.

Product Features

Composite structure Aluminum foil bonded to basalt fiber cloth using specialized adhesive. Outer layer: aluminum foil (0.05-0.08mm). Substrate: basalt fiber fabric.

Basalt fabric substrate properties Continuous temperature rating: -200°C to +650°C. Fiber diameter: 6-12 micrometers. Tensile strength: >800 N per 50mm width.

Aluminum foil properties Thickness: 0.05-0.08mm. Reflectivity: >90% for infrared radiation. Smooth, uniform surface finish.

Standard thicknesses 0.4mm, 0.5mm, 0.6mm total composite thickness. Custom thicknesses available.

Tensile strength characteristics High strength in both warp (longitudinal) and weft (transverse) directions. Balanced construction resists tearing.

Available widths 800mm, 1000mm, 1200mm. Custom widths available.

Technical Specifications

Parameter	Specification
Composite thickness (standard)	0.4mm, 0.5mm, 0.6mm
Aluminum foil thickness	0.05-0.08mm
Basalt fabric thickness	0.35-0.55mm (depending on composite thickness)

Tensile strength (transverse)>800 N per 50mm widthWater vapor permeability<0.01 g/m²·24h (aluminum foil barrier)Flame resistance ratingClass A fire rating, self-extinguishingStandard width800mm, 1000mm, 1200mmColorSilver/aluminum (outer), dark gray/brown (inner basalt fabric)

Application Scenarios

Cold and heating equipment pipeline insulation

Building HVAC duct insulation

Building muffling and sound insulation materials

Refrigeration pipe vapor barriers

Industrial insulation jacketing

Acoustic sound insulation panels

Fireproof insulation wraps

Corrosion protection for insulated pipes

This aluminum foil basalt fabric is suitable for pipeline insulation in cold and heating equipment, where the material serves as a vapor barrier and radiant heat reflector. Building HVAC duct insulation applications use the fabric as an outer jacketing material that resists moisture ingress and provides thermal protection. The material functions as muffling and sound insulation in building construction, with the basalt fiber layer absorbing acoustic energy while the aluminum foil reflects sound. Refrigeration pipe systems benefit from the material's low water vapor permeability, preventing condensation and insulation degradation. Industrial insulation jacketing for hot and cold pipes utilizes the fabric for weather protection and mechanical durability. Acoustic sound insulation panels incorporate the material for noise reduction in mechanical rooms and equipment enclosures. The flame retardant properties make the material suitable for fire-resistant insulation wraps in commercial and industrial buildings.

Common Questions and Solutions

What is the temperature rating for this aluminum foil basalt fabric?

The basalt fiber substrate has a continuous temperature rating of -200°C to +650°C. The aluminum foil outer layer is rated for continuous use up to 260°C before oxidation reduces reflectivity. For applications where the outer surface temperature exceeds 260°C, consider using the material with the aluminum foil facing away from the heat source.

How does this material compare to aluminum foil fiberglass fabric?

Basalt fabric offers higher temperature resistance (650°C vs 550°C continuous), better alkali resistance, and lower thermal conductivity than glass fiber. Basalt fabric also causes less skin irritation during handling. The aluminum foil layer performs similarly on both materials. For high-temperature applications above 550°C, basalt is recommended.

Is the material suitable for outdoor or weather-exposed applications?

The aluminum foil outer layer provides UV resistance and weather protection for the insulation system. However, for continuous outdoor exposure, mechanical protection such as metal cladding is recommended to prevent damage to the foil from hail, debris, or mechanical impact. The material resists moisture penetration when properly sealed at seams.

How should seams be sealed for vapor barrier applications?

For vapor barrier applications, seal seams using aluminum foil tape rated for the operating temperature. Overlap seams by 50mm minimum. For critical vapor barrier applications, apply sealant under the tape. For cold insulation systems (below ambient), the vapor barrier must be sealed with no gaps to prevent moisture ingress.

Does the material provide acoustic sound insulation?

Yes. The basalt fiber layer absorbs acoustic energy, reducing sound transmission through building assemblies. The aluminum foil layer adds mass and reflects sound waves. For optimal acoustic performance, multiple layers may be required depending on the frequency range of the noise source. The material is effective for mid to high frequency noise reduction.

How should the material be cut and installed around pipe fittings?

Cut the material using sharp scissors or a utility knife. For pipe fittings such as elbows and tees, cut the material to shape using a template. Overlap seams by at least 30mm and seal with aluminum foil tape. For complex fittings, use multiple smaller pieces rather than trying to fit one large piece. The material can be wrapped around flanges and valves; ensure all seams face downward on horizontal pipes to prevent water ingress.

Installation and Handling Considerations

Store the material in a dry, clean area. Avoid folding the material in the same location repeatedly, as the aluminum foil may crack at the fold line. Roll the material for long-term storage rather than folding.

When installing as pipe insulation jacketing, wrap the material around the insulation with the aluminum foil facing outward. The foil should be smooth and free of wrinkles to maintain reflectivity and moisture barrier properties.

For cold insulation systems (chilled water, refrigerant lines), ensure all seams are fully sealed with aluminum foil tape to prevent moisture ingress. Moisture trapped behind the foil can lead to condensation and insulation degradation.

For acoustic sound insulation applications, install the material with the basalt fabric side facing the noise source for maximum sound absorption. The aluminum foil side should face away from the noise source.

Secure the material using stainless steel bands, wire, or aluminum foil tape. Do not use plastic zip ties as they may degrade under temperature exposure. For vertical pipe runs, space securing bands at 30-40cm intervals.

Inspect installed material periodically for damage to the aluminum foil including tears, punctures, or delamination. Repair small tears with aluminum foil tape. Replace sections where the foil is extensively damaged or where the basalt fabric is exposed. For outdoor installations, inspect annually for foil degradation.