Core characteristics of ultrafine glass wool

2025-09-17


Lightweight bulk density: 10-110kg/m ³, density can be adjusted according to demand.

Physical properties
Lightweight bulk density: 10-110kg/m ³, density can be adjusted according to demand.
Low thermal conductivity: only 0.035W/(m · K) at room temperature, with significant insulation effect.
Porous structure: Fiber diameter of 2-5 μ m, forming a three-dimensional cross structure, endowing it with excellent thermal insulation and sound absorption properties.
Temperature adaptability: The maximum operating temperature can reach 600 ℃, and stable performance can be maintained in both high and low temperature environments.
chemical properties
Corrosion resistance: not corroded by chemicals, does not age or rot after long-term use.
Fire safety: A1 grade non combustible material, no toxic gas release during combustion, in compliance with GB8624 standard.
Moisture and mold prevention: Low moisture absorption rate, good ventilation performance, and the surface can be coated with aluminum foil or PVC film to enhance moisture resistance.
mechanical properties
Strong elastic recovery: The fibers are stably arranged and have 100% elastic recovery under pressure, making them less prone to deformation after construction.
Seismic and frost resistance: The fiber has a low coefficient of thermal and humidity expansion, high volume stability, and is suitable for complex environments.

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Glass wool is widely used in fields such as construction, industry, and acoustic treatment

Glass wool belongs to a type of glass fiber, which is made by melting natural minerals such as quartz sand, limestone, and dolomite with chemical raw materials such as soda ash and borax, and then using blowing or centrifugal spinning processes. Its chemical composition is similar to glass, and it is an inorganic fiber.

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