Knitted Basalt Sleeve is a high-temperature exhaust insulation sleeve designed to protect hoses, pipes, and cables from extreme heat exposure. Manufactured from natural basalt fiber yarns in a flexible knitted structure, this basalt fiber sleeve provides reliable thermal insulation and continuous temperature resistance up to 750°C.
Widely used as a basalt exhaust insulation sleeving solution, it reduces heat transfer from exhaust systems while offering durability and abrasion resistance in automotive, industrial, and aerospace applications.
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EXW, CIF, FOB, DDP, etcProduct Origin:
ChinaColor:
NatureShipping Port:
Shanghai, NingboLead Time：
3-10 daysKnitted Basalt Sleeve is a high-temperature exhaust insulation sleeve designed to protect exhaust hoses, pipes, and cables from extreme heat exposure. Manufactured from continuous basalt fiber yarns in a knitted tubular structure, this basalt fiber sleeve provides reliable thermal insulation, flame resistance, and mechanical durability in demanding exhaust environments.
This product is widely used as a basalt exhaust insulation sleeving solution for automotive exhaust systems, industrial machinery, marine engines, and high-temperature piping applications.
The sleeve is produced using a knitted basalt fiber structure, allowing flexibility while maintaining insulation performance.
Knitted tubular form for easy installation over exhaust hoses
Flexible structure accommodates bends and curves
Uniform wall thickness for consistent insulation
Lightweight yet mechanically stable
Compared with rigid insulation materials, knitted basalt sleeve allows easier installation and improved vibration tolerance.
Basalt fiber offers superior thermal stability compared with standard fiberglass materials.
Continuous working temperature up to 700°C (1292°F)
Excellent resistance to radiant exhaust heat
Non-combustible and flame resistant
Maintains structural integrity during thermal cycling
This makes it suitable for use as an exhaust heat sleeve in applications where silicone or polymer sleeves would degrade.
As an exhaust hose insulation sleeve, this knitted basalt sleeve:
Reduces heat transfer from exhaust pipes
Protects surrounding hoses, cables, and components
Minimizes risk of heat-related damage
Helps maintain stable operating temperatures
Improves safety in high-heat environments
It is specifically engineered for thermal protection rather than simple abrasion resistance.
Basalt fiber is derived from natural volcanic rock and provides:
Higher temperature resistance than E-glass
Low thermal conductivity
Excellent chemical and corrosion resistance
Good tensile strength
Long-term durability in harsh environments
This makes basalt fiber sleeve a practical alternative to fiberglass exhaust insulation materials.
Knitted Basalt Sleeve is widely used in:
Exhaust pipes and manifolds
Turbocharger lines
Engine compartment heat zones
High-temperature ducting
Exhaust gas pipelines
Thermal insulation for machinery
Exhaust hose insulation sleeve applications
Protection in confined high-heat compartments
Construction and mining equipment exhaust systems
Available in multiple inner diameters
Can be cut to required length
Slides easily over exhaust hoses or pipes
Suitable for static and moderate dynamic applications
Correct sizing ensures optimal insulation efficiency and service life.
Compared with fiberglass exhaust insulation sleeve:
Higher continuous temperature capability
Improved durability under thermal cycling
Better long-term performance in harsh environments
Compared with silicone fire sleeve:
Higher base fiber temperature resistance
Suitable for dry heat insulation without rubber coating
Knitted Basalt Sleeve provides a balance of thermal performance, flexibility, and durability for exhaust heat protection systems.
What is a basalt exhaust insulation sleeve used for?
It is used to insulate exhaust hoses and pipes, reducing heat transfer and protecting surrounding components.
How does basalt compare to fiberglass for exhaust insulation?
Basalt offers higher temperature resistance and improved durability under prolonged heat exposure.
Is this sleeve suitable for automotive exhaust systems?
Yes. It is widely used for exhaust pipes, turbo systems, and engine compartments.
Can it withstand continuous exhaust heat?
Yes. Basalt fiber is suitable for continuous high-temperature operation up to approximately 700°C.
Is the sleeve flexible?
Yes. The knitted structure allows flexibility for installation over curved exhaust components.
If you require a reliable exhaust insulation sleeve with higher temperature capability and long-term durability, Knitted Basalt Sleeve provides a practical and effective solution.
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