Anhui Parker New Material Co.,Ltd
ISO9001      IATF16949

insulation blanket manufacturer
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What is Basalt Woven Tape Made Of?
Sep 06 , 2024

Basalt woven tape is an advanced material made from continuous basalt fibers, which are extracted from volcanic rock. The process begins by heating the basalt rock to approximately 2,700°F (1,500°C), where it melts into a molten state. The molten basalt is then drawn into fine filaments, which are spun into yarns or rovings. These fibers are then woven into tape, forming a strong, flexible, and thermally stable material. This method produces a fabric that retains the natural properties of basalt, including its fire resistance, high tensile strength, and thermal insulation capabilities.

The key component of basalt woven tape is its fibers, which are inherently fire-retardant. Unlike synthetic fibers, basalt fibers do not need chemical treatments to resist fire. The volcanic origin of basalt gives it a unique composition, combining minerals like silica, alumina, iron oxide, magnesium oxide, and calcium oxide, all of which contribute to the tape’s high-temperature resistance and structural integrity. These properties make basalt woven tape capable of withstanding operating temperatures up to 1,500°F (815°C) and peak temperatures as high as 2,000°F (1,095°C), ensuring reliable performance in extreme environments.

Because basalt woven tape is derived from natural volcanic rock, it offers an environmentally friendly alternative to many synthetic high-temperature materials. It is non-toxic, non-combustible, and produces minimal off-gassing when exposed to heat, making it safer for both the environment and for workers handling the material. Additionally, basalt fibers are highly resistant to most chemicals, further extending the tape’s durability in harsh industrial settings.

The smooth, shiny finish of basalt woven tape distinguishes it from other heat-resistant materials like vermiculite tape. The basalt fibers create a more flexible product, reducing the risk of snagging during installation. This flexibility makes basalt woven tape easier to work with in applications such as heat shielding, exhaust wrapping, and composite reinforcement. The tape's finished edges also prevent fraying, giving it a clean, polished appearance and helping to maintain its integrity in high-vibration environments.

Basalt woven tape can be produced in various forms to meet the needs of different industries. Customizations include variations in the linear density of the yarns or rovings, the type of weave, the mesh size, and the grammage. This flexibility allows manufacturers to tailor the tape to specific applications, such as providing reinforcement in laminates, sealing seams, wrapping pipes, or adding structural strength to composite materials. Basalt woven tapes can even be supplied with an adhesive backing for easier installation.

This heat-resistant tape is highly compatible with a wide range of resins, including epoxy, polyester, and vinyl ester, making it an excellent choice for composite applications. When used with resins, basalt woven tape saturates easily, ensuring a strong bond and providing additional reinforcement to the composite structure. This makes it a versatile solution for industries that require high-strength, heat-resistant materials.

In terms of applications, basalt woven tape is commonly used in the automotive, aerospace, heavy equipment, and transportation industries. It is often employed as a heat shield, particularly in exhaust systems, where its ability to withstand extreme temperatures helps protect sensitive components from heat damage. Additionally, basalt tape provides fire protection for equipment and personnel in high-temperature environments. Its vibration-damping properties are also useful in reinforcing composite structures, ensuring long-term durability.

In conclusion, basalt woven tape is a high-performance, environmentally friendly material made from volcanic rock fibers. It offers excellent heat resistance, flexibility, and durability, making it ideal for demanding applications in industries that require high-temperature insulation and reinforcement. With its smooth finish, compatibility with resins, and customizable options, basalt woven tape stands out as a versatile solution for a wide range of industrial challenges.

Basalt Woven Tape

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