Introducing our premium-grade Aluminum Foil Insulation Protective Bellows-an innovative marvel in automotive technology. Specially crafted for unmatched performance within your car's engine exhaust system, this state-of-the-art product, the Apk Warm Air Ducting Heat Resistant Tube, is the epitome of advanced engineering. Designed to withstand extreme temperatures, it offers exceptional insulation, ensuring your vehicle's exhaust system remains protected and efficient. With a focus on durability and performance, this groundbreaking solution not only enhances protection but also significantly extends the lifespan of your exhaust system. Elevate your automotive experience with our product that sets new benchmarks in heat resistance technology.
Marterial |
AG |
AGA |
AAG |
AGG |
KPA |
AGAGA |
Length |
30mm~3m |
30mm~6m |
30mm~6m |
30mm~6m |
30mm~6m |
30mm~6m |
Layer Structure |
Aluminum+Glass fiber |
Aluminum+Glass fiber+Aluminum |
Aluminum+Aluminum+Glass fiber |
Aluminum+Glass fiber+Glass fiber |
PET+kraft+ Aluminum |
Aluminum+Glass fiber+Aluminum +Glass fiber+Aluminum |
Heat resistance |
200ºC~250ºC |
200ºC~250ºC |
200ºC~250ºC |
200ºC~250ºC |
100ºC~150ºC |
200ºC~250ºC |
Diameter Measures |
φ5.5mm~φ12mm |
φ5.5mm~φ100mm |
φ10mm~φ100mm |
φ10mm~φ100mm |
φ20mm~φ100mm |
φ10mm~φ100mm |
Length tolerance |
≤500,±5
500~1000,±10
>1000,±2% |
≤500,±5
500~1000,±10
>1000,±2% |
≤500,±5
500~1000,±10
>1000,±2% |
≤500,±5
500~1000,±10
>1000,±2% |
≤500,±5
500~1000,±10
>1000,±2% |
≤500,±5
500~1000,±10
>1000,±2% |
Number of Knots |
≥400 |
≥400 |
≥400 |
≥400 |
≥400 |
≥400 |
Bending Radius Approx |
1.5×D |
1.5×D |
1.5×D |
1.5×D |
1.5×D |
1.5×D |
Temperature Resistance |
-40ºC~250ºC |
-40ºC~250ºC |
-40ºC~250ºC |
-40ºC~250ºC |
-40ºC~150ºC |
-40ºC~250ºC |
Test Conditions |
-40ºC,24H
250ºC,24H |
-40ºC,24H
250ºC,24H |
-40ºC,24H
250ºC,24H |
-40ºC,24H
250ºC,24H |
-40ºC,24H
150ºC,24H |
-40ºC,24H
250ºC,24H |
Introducing the expertly crafted Thermo-Flex Aluminium Foil Corrugated Tubes Conduit for Enhanced Vehicle Exhaust Pipeline Heat Resistance System by JNFLEX (CHANGZHOU) CO., LTD. This cutting-edge reflective corrugated tubing is meticulously designed to offer unparalleled thermal protection for a diverse range of components operating in high-temperature environments. Its advanced multi-layered architecture, featuring a robust combination of aluminum laminated fiberglass and a durable aluminum foil exterior, delivers exceptional insulation capabilities. This remarkable technology ensures that crucial components maintain stable temperatures, thus elevating their performance efficiency to unprecedented levels.
Perfectly tailored for a wide spectrum of applications, the innovative Thermo-Flex Aluminium Foil Corrugated Tubes Conduit for Enhanced Vehicle Exhaust Pipeline Heat Resistance System is the quintessential solution for safeguarding fuel lines, hydraulic lines, control cables, and any critical components positioned near engine and exhaust systems. Experience unmatched protection and reliability with a product that sets the benchmark for excellence in high-temperature environments.
Product name |
Aluminum Heat Reflective Insulated Corrugated Conduit Tube for Air Conditioning Ducts |
Material |
Aluminum & Glass fiber |
Shape |
Capable of all shapes as per drawing |
Color |
Silver |
OEM/OEM |
Yes |
Quality Certification |
ISO 9001; IATF 16949 |
MOQ |
Negotiable or as per customer 's requirement |
Packing |
Carton Box / Plywood Case / Special Packaging Upon Customer Requirements |
Supply cycle |
Samples are 20-30 days; the order can be adjusted according to the situation for 35-50 days of normal manufacturing period. |
Payment Terms |
100% TT / 30%TT in advance, balance 70% before delivery |
Shipping Port |
Shanghai, China |
Application |
Piping and hoses; Air conditioning ducts; Hydraulic/Fuel lines; Control cables; Wiring harnesses in the engine compartment; Hybrid vehicle components |
Tailored to meet the dynamic and diverse requirements of our valued clientele, the Thermo-Flex Aluminium Tubing epitomizes engineering brilliance across a wide range of adaptable applications. This exceptional tubing is your definitive solution for a flexible, heat-resistant sheath, delivering matchless thermal safeguarding while acting as a resilient thermal protection pipe. Its prowess is evident in both the marine sector and the automotive industry, inclusive of the opulent yacht domain. Its adaptability extends as a thermal sheath or protective tube, excelling as an air carrier pipe, amidst a myriad of applications. The tubing's dynamic design seamlessly converts into a mechanical mesh sheath, cable grip, protector tube, cable collector, and organizer, making it an essential tool in numerous environments.
Features:
- Our product features a renowned lightweight and cleverly hand-bendable design, transforming the installation experience by allowing for the effortless creation of elbows and turns with ease.
- Its advanced self-supporting construction guarantees that bends are confidently maintained in position, steadfastly preserving their intended form with unwavering reliability.
- Meticulously crafted to withstand the rigors of metal fatigue, endure the harshest weather conditions, and resist an extensive array of corrosive fumes and chemicals, this product exemplifies durability and reliability at its peak.
- Note: It is essential to recognize that this product is not suitable for applications requiring continuous flexing.
Product Features |
Convenient installation with flexible bending; Lightweight; Excellent Flexibility; High Pressure Resistance; Easy Installation |
Performance Data |
High Temperature Resistance up to 200ºC; Cold-resistant to -40ºC; Flame Retardant; Wear-resistant; Corrosion-resistant; Compression resistance of over 150N/100mm; Bending flexibility: At room temperature, R=1.5D, bending 180° without any cracks; Water resistance: Placed in water for 300 hours without delamination; Oil resistance: Placed in engine oil for 300 hours without delamination; Crack resistance: Bent back and forth in the direction of the minimum bending radius of 90° for ≥15 times, with no cracks in the sample tube; Minimum Bending Radius: R=D; Bending performance: <5%; Elongation: >20% |
Experimental Testing |
Minimum Bending Radius; Bending Performance; Tensile Strength Test; Radial Compression Strength; Elongation; Thermal Insulation Performance; Flame Retardant Performance; ELV |
- These specialist ducts are meticulously crafted to significantly reduce noise levels within air-conditioning systems, transforming the driving experience by delivering a quieter and more serene cabin environment, thereby elevating the comfort level within vehicles.
- Expertly engineered for peak efficiency, these ducts are strategically designed to ensure superior component cooling within the engine bay, guaranteeing optimal performance and preventing overheating, thus enabling your vehicle to operate with flawless precision even under the most demanding conditions.
- Remarkably efficient in both air transfer and exhaust ducting, these components are the ideal choice for auxiliary heaters in cars, as well as in commercial and leisure vehicles. They offer reliable and consistent temperature control, ensuring unparalleled comfort and dependability no matter where your journey takes you.
- This innovative product ensures a seamless supply of fresh air into the passenger compartments of cars, commercial vehicles, and off-highway vehicles, markedly enhancing in-cabin air quality and crafting a healthier, and more enjoyable driving experience for everyone onboard.
- The perfect solution for automotive, off-highway, and specialist vehicles, these air conditioning ducts maintain optimal performance by ensuring precise temperature control and airflow, designed to meet the rigorous demands of modern vehicles, providing unparalleled reliability and comfort.
- An essential component for brake and driver cooling, these ducts prove exceptionally effective in high-performance motorsport applications. They deliver critical cooling under extreme conditions, ensuring that both driver and vehicle perform at their peak potential.
Unmatched Durability |
Crafted from a combination of robust aluminum and high-quality paper, our tube is engineered for exceptional durability, lt can withstand the toughest conditions, ensuring that it won't succumb to heat, vibration, or wear andtear. |
Easy Installation |
Our tubes are a direct replacement for your existing hoses, ensuring a seamless connection without the need for extensive modifications or professional assistance. |
Trusted Quality |
Aluminum Foil Glass Fibre Heat Shield Tubes are backed by a team of product experts and superior automotive technology for unmatched quality and reliability. |
Custom Fit for Your Vehicle |
We can size our products to fit your make, model, and specific requirements. Help you upgrade your vehicle's intake system and experience the benefits of increased performance, durability and efficiency. |
JNFLEX (CHANGZHOU) CO., LTD Nestled in the vibrant Changzhou City, Jiangsu Province, China, JNFLEX stands as a beacon of unparalleled excellence since its inception in 1995. We are at the forefront of crafting pioneering flexible connection and protection solutions tailored for a diverse array of industries, including the dynamic construction sector, the innovative automotive industry, high-speed rail networks, and the robust steel metallurgy field. Our unwavering commitment to superior quality is vividly reflected in our prestigious ISO 9001, IATF 16949, and European Conformity (CE) certifications, which are a testament to our relentless pursuit of excellence.
Oursprawling 20,000-square-meterstate-of-the-art facility is equipped witha sophisticated 18,000 square metersof fully advanced factory space, serving as the nucleus for over120 exceptionally skilled employees, each fervently dedicated to fostering cutting-edge innovation and unparalleled quality in our products.We take immense pride in nurturing enduring partnerships with esteemed Fortune 500 companies. Our world-class products reach far and wide into global markets across Europe, Southeast Asia, Australia, South America, and Africa, consistently meeting and exceeding international standards and customer expectations.
At JNFLEX, ensuring customer satisfaction is our highest priority. We warmly invite visitors to explore collaborative opportunities and engage in meaningful business discussions, embodying our steadfast commitment to partnership and shared growth.
Customer feedback is our guiding light, invaluable as it shapes the future trajectory of our innovations.
Certifications such as ISO 9001, IATF 16949, and CE highlight our steadfast dedication to adhering to the pinnacle of quality standards.
Forging partnerships with global leaders underlines our esteemed status as a trusted partner in the field of innovation.


Q1:Is there a insulator which has the inner diameter 33-35mm?
A1:We can make insulated pipes 35mm-40mm.
Q2:What is the current temperature the insulator can hold the heat?
A2:The insulated pipe can meet your needs, the heat insulation effect reaches 350-400ºC.
Q3:May I ask the maximum thickness of glass fiber on this pipe?
A3:Our common thickness is 0.14mm, the maximum thickness we did is 0.25mm.