High Temperature Insulation Products & Materials for Fire Protection Solution

Products Types of Fire Resistant Insulation Products & Materials

Zdlinsulflex specializes in high-temperature-resistant and fire-resistant materials. The company primarily develops and manufactures various fiber-reinforced composite products, including high-temperature-resistant sleeves, high-temperature-resistant wrapping tapes, high-temperature-resistant fabrics, and insulating blankets.

A trusted fireproof materials manufacturer since 2008, specializing in fire sleeves, cloth & high-temp tapes. We provide reliable high-temperature protection solutions for you.

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Featured High Temperature Insulation Products & Materials

High-Silica Fabric

The high silica oxide fabric is woven from high silica oxide fibers, with a silica content of ≥ 96%. It is an excellent alternative to asbestos cloth and ceramic fiber cloth. The continuous usage temperature is 1000℃, and it can withstand a short-term temperature of 1650℃.

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High Temperature High Silica Tape

The high silica oxide braided tape is made by weaving high silica oxide yarn. The silicon dioxide content is ≥ 96%, and it has excellent electrical insulation, low thermal conductivity, and low thermal shrinkage properties. The continuous working temperature is 1000℃.

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Basalt Fiber Sleeve

Basalt fiber casing is made from high-quality basalt fibers through processing and surface treatment. Basalt fiber, known as a “21st-century material,” offers excellent resistance to extreme temperatures, acids/alkalis, corrosion, and radiation, with good insulation and high-temperature filtration performance.

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High-Silica-Oxygen Fiber Sleeve

The high silica oxide sleeve is made of high silica oxide fibers and possesses excellent properties such as smoothness, softness, high temperature resistance, fire resistance, personal protection, and insulation.

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Fire-Retardant Sleeve

The high-performance fireproof and flame-retardant sleeve is woven from non-alkaline glass fibers or expansive fibers into a tube, then coated with organic refractory silicone and heat-treated.

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High Temperature Insulation Products & Materials Industries

Passive fire safety solutions are materials and systems designed to resist heat, block flame spread, and protect critical equipment without relying on active fire suppression. In industrial applications, products such as fire sleeves, fire fabrics, fire tapes, and insulation jackets are commonly used to protect hydraulic hoses, cables, pipelines, valves, and machinery from high temperatures, sparks, molten metal splash, and flame exposure. By combining fire-resistant materials with OEM/ODM customization, we help customers improve operational safety, reduce heat-related damage, and extend the service life of critical industrial assets.

Welding
A large manufacturing factory adopted our fire fabric to make welding curtains and work area partitions. The fire fabric effectively blocks weld sparks, plasma arcs and high-temperature radiation, preventing fire hazards and protecting nearby equipment and workers.

A large manufacturing factory adopted our fire fabric to make welding curtains and work area partitions. The f...

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Steel Industry
A steel mill used our fire sleeve to protect hoses and cables near the steelmaking furnace. The fire sleeve resists continuous 260℃ high temperatures and short-term 1200℃ molten steel splashes, avoiding hose and cable damage caused by high temperature and molten splashes, ensuring the normal operation of steelmaking equipment and reducing maintenance costs.

A steel mill used our fire sleeve to protect hoses and cables near the steelmaking furnace. The fire sleeve re...

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Automotive
An automotive manufacturer applied our fire sleeve and fire tape to protect the engine’s high-temperature hoses and wiring looms. The products resist high temperatures generated by the engine, preven...

An automotive manufacturer applied our fire sleeve and fire tape to protect the engine’s high-temperature hos...

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Mining
A mining company used our insulation jackets and fire tape to protect mining machinery and pipelines in underground mines. The insulation jackets resist harsh underground chemicals and extreme tempera...

A mining company used our insulation jackets and fire tape to protect mining machinery and pipelines in underg...

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Ship Domain
A shipping company installed our fire fabric and fire sleeve in the ship’s engine room. The fire fabric is used as fire barriers to block flame propagation, and the fire sleeve protects the engine ro...

A shipping company installed our fire fabric and fire sleeve in the ship’s engine room. The fire fabric is us...

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Aerospace
An aerospace enterprise adopted our high-performance fire sleeve and insulation jackets to protect aerospace components. The products withstand extreme high temperatures and harsh environmental condit...

An aerospace enterprise adopted our high-performance fire sleeve and insulation jackets to protect aerospace c...

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Oil&Gas
An oil&gas company used our fire tape and insulation jackets to protect on-site oil pipelines and valves. The products resist high temperatures from oil transportation and corrosive media such as ...

An oil&gas company used our fire tape and insulation jackets to protect on-site oil pipelines and valves. The ...

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Wire Harness Protection
A machinery factory applied our fire sleeve and fire tape to protect industrial wire harnesses in high-temperature equipment. The products wrap around wire harnesses to prevent heat damage, aging and ...

A machinery factory applied our fire sleeve and fire tape to protect industrial wire harnesses in high-tempera...

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Aluminum Smelting
An aluminum smelting plant used our fire sleeve to protect hoses and cables near the smelting furnace. The fire sleeve resists continuous 260℃ high temperatures and short-term molten aluminum splashe...

An aluminum smelting plant used our fire sleeve to protect hoses and cables near the smelting furnace. The fir...

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Railway Industry
A railway company installed our fire sleeve and insulation jackets on railway locomotives. The products protect the locomotive’s high-temperature components, hoses and cables from high-temperature da...

A railway company installed our fire sleeve and insulation jackets on railway locomotives. The products protec...

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Ferroalloy Plants
A ferroalloy plant adopted our fire fabric and fire sleeve to protect smelting equipment and pipelines. The fire fabric blocks high-temperature radiation and sparks, while the fire sleeve protects hos...

A ferroalloy plant adopted our fire fabric and fire sleeve to protect smelting equipment and pipelines. The fi...

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Rail Transit
A rail transit company used our fire tape and fire fabric in rail transit vehicles. The fire tape wraps around vehicle wiring looms to prevent high-temperature damage, and the fire fabric is used as f...

A rail transit company used our fire tape and fire fabric in rail transit vehicles. The fire tape wraps around...

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Electronics and Power
An electronics and power company applied our insulation jackets and fire tape to protect power transformers and electrical components. The products provide effective thermal insulation and flame retar...

An electronics and power company applied our insulation jackets and fire tape to protect power transformers an...

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Machine Manufacturing
A machine manufacturing factory used our fire sleeve and fire tape to protect high-temperature parts and pipelines of machinery. The products resist high temperatures generated during machinery operat...

A machine manufacturing factory used our fire sleeve and fire tape to protect high-temperature parts and pipel...

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Substation
A power substation installed our fire fabric and insulation jackets to protect substation equipment and cables. The fire fabric acts as a fire barrier to prevent fire spread, and the insulation jacket...

A power substation installed our fire fabric and insulation jackets to protect substation equipment and cables...

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About Us

Ningguo Zhongdian New Material Co., Ltd. is a technology-driven manufacturer specializing in the design, R&D, production, and sales of high temperature insulation products and materials. It excels in high-performance fire-resistant solutions such as fire sleeves, fire blankets, and fire-resistant belts engineered for extreme temperatures up to 150°C. With ISO 9001, CE, and UL certifications, the company delivers OEM/ODM customization tailored to client needs. As a trusted global supplier, it serves Fortune 500 companies and industry leaders across Europe, North America, and worldwide markets, offering end-to-end support from design validation to logistics and rapid delivery through strategic inventory hubs.