Explore our leading manufactured product configurations engineered for ultimate thermal regulation and moisture resistance.
In modern industrial architectural plans, high-efficiency insulation serves as the frontline defense against thermal transmission and energy dissipation.
Decarbonization frameworks demand strict energy audits. Advanced elastomeric closed-cell rubber foam insulation controls heating and cooling loss, optimizing HVAC processes and reducing mechanical stress.
Global demand for LNG, bio-gas, and aerospace logistics requires stable ultra-low temperature maintenance. Flexible cryogenic systems are engineered to prevent thermal shocks down to -200°C.
Modern structures must comply with strict criteria (LEED, BREEAM). Our high-density NBR/PVC elastomer helps meet these requirements by offering low thermal conductivity alongside mold-preventing vapor barriers.
Kingflex Insulation Co., Ltd. is a specialized manufacturing and trading combo for high-end thermal insulation products. Located in Dacheng, China—a hub for energy-efficient building materials—Kingflex integrates R&D, advanced processing, and global logistics under one roof.
In our operations, energy conservation and low environmental impact are core priorities. We provide comprehensive insulation solutions, covering preliminary engineering, custom fabrication, installation support, and lifecycle post-sales services.
A Legacy of trust: Established by the Jinwei Group, which holds a heritage dating back to 1979 as a pioneer in northern China's insulation market, Kingflex leverages decades of manufacturing experience to serve key national and international industries.
Kingflex elastomeric foam insulation products are designed to meet strict performance metrics across diverse construction and industrial applications.
| Property Parameter | NBR/PVC Elastomeric Sheet Roll | NBR/PVC Elastomeric Insulation Pipe |
|---|---|---|
| Thickness Availability | 6mm to 50mm | 9mm to 40mm |
| Inner Diameter (ID) Range | N/A | 6mm to 114mm |
| Nominal Density | 40 - 55 kg/m³ | 40 - 55 kg/m³ |
| Service Temperature Limit | -40℃ to 105℃ (Down to -200℃ for Cryogenic Grades) | -40℃ to 105℃ |
| Closed-Cell Ratio | ≥ 98% | ≥ 98% |
| Fire Safety Certification | BS 476, CE, REACH, ROHS, UL94, ASTM | BS 476, Class 1 / Class 0 |
| Compression Resilience | Over 80% recovery rate | Over 80% recovery rate |
We maintain a dedicated department featuring eight professional research engineers and five automatic assembly lines. Our processes are tailored to deliver consistent bulk orders that meet rigorous international criteria.
Kingflex is certified by national energy and chemical regulatory bodies. Our QA protocols verify mechanical and physical parameters, ensuring compliance with global certifications like BS 476, CE, REACH, RoHS, UL94, and ASTM.
A United Workforce: With 230 production specialists and 6 dedicated international sales representatives, we support our clients from project design through to final deployment.
Our commitment to reliable performance is backed by global compliance and verified client communications.









Kingflex elastomeric solutions are deployed across major industrial and commercial installations globally.
Minimizes thermal gain and condensation on cold-water supply systems and central air conditioning pipelines.
Protects heat pipes, boiler networks, and storage tanks from corrosion under insulation (CUI) in chemical plants.
Provides critical temperature management for petrochemical installations, gas liquefaction, and low-temperature projects.




Expert insights on elastomeric rubber foam insulation properties, specifications, and project implementations.
It is mainly used for HVAC ducts, air conditioning pipes, building thermal insulation, industrial pipeline cold insulation, and sound insulation.
Yes, our rubber foam insulation is fire retardant, meeting the safety standards of building and industrial projects worldwide.
Rubber foam is flexible, closed-cell, and moisture-proof, suitable for HVAC and building insulation; rock wool is high-temperature resistant and fireproof, ideal for high-temperature industrial pipelines.
Yes, we support comprehensive OEM services to meet specific project needs, including backing liners, density options, and surface coatings.
Our products have passed BS 476, CE, REACH, RoHS, UL94, ASTM, and other international certifications, ensuring compliance with global building codes.
Yes, Kingflex products maintain traceability to ensure quality consistency across all manufacturing batches.
We produce thicknesses ranging from 6mm to 50mm to match different thermal resistance requirements.
Under recommended operating temperatures and standard installation conditions, the service life ranges from 10 to 15 years.
Explore our targeted product range designed for demanding industrial, mechanical, and temperature-controlled environments.