Engineered rubber foam elastomeric sheet rolls, pipes, and specialized cryogenic barrier systems.
In today's fast-evolving industrial environments, energy conservation, thermal performance control, and condensation mitigation are critical for operating efficiency. Kingflex Insulation Co., Ltd. stands as a professional manufacturing and trading combo, driving innovations in structural thermal protection.
By developing structural systems optimized for both residential HVAC and critical applications down to -200 °C, Kingflex addresses key engineering challenges. Our specialized thermal elastomer materials feature high moisture vapor resistance and low, stable thermal conductivity, helping organizations secure structural longevity and cost efficiency.
Over 98% closed-cell rate keeps moisture away, preventing rust and thermal degradation.
Led by veteran engineers focusing on polymer properties and fire retardant structures.
Why Tier-1 Global Procurement Offices Partner with Kingflex for Scale and Speed
Located in China's green building materials capital, our facilities enjoy streamlined access to high-quality raw materials, reducing transit delays and structural overhead.
Operating 5 automated assembly lines with a yearly output of 600,000+ cubic meters, we support large-scale commercial pipelines and high-volume order flows.
Spanning over 66 countries over the past 16 years, our team manages customs requirements and logistics routes for efficient door-to-door delivery.
Extreme sub-zero applications, including Liquefied Natural Gas (LNG) processing, ethylene manufacturing, and aerospace operations, require advanced thermal performance. Standard insulation can become brittle and undergo structural failure under intense thermal stress.
Kingflex's cryogenic insulation system uses a modified, multi-layered elastomeric formulation that maintains flexibility in ultra-low temperatures down to -200 °C. The closed-cell structure serves as a barrier against moisture intrusion, preventing ice formation and corrosion under insulation (CUI).
Verified physical properties of Kingflex Elastomeric Foam materials.
| Characteristic / Parameter | NBR/PVC Elastomeric Foam Sheet | NBR/PVC Elastomeric Foam Pipe | Cryogenic Systems Insulation |
|---|---|---|---|
| Standard Thickness | 6mm - 50mm | 9mm - 40mm | Customized multi-layer systems |
| Density | 40 - 55 kg/m³ | 40 - 55 kg/m³ | 60 - 80 kg/m³ (high-density layer) |
| Thermal Conductivity ($\lambda$) | $\le 0.034$ W/(m·K) at 0 °C | $\le 0.034$ W/(m·K) at 0 °C | $\le 0.031$ W/(m·K) at -100 °C |
| Water Vapor Resistance Factor ($\mu$) | $\ge 10,000$ | $\ge 10,000$ | $\ge 20,000$ (with vapor barrier) |
| Operating Temperature Range | -40 °C to +105 °C | -40 °C to +105 °C | -200 °C to +125 °C |
| Reaction to Fire | Class 0 / Class 1 (BS 476) | UL94 V-0, Class 1 | Self-extinguishing, low smoke index |
How we engineer chemical resistance, fire retardancy, and acoustic damping into one structural matrix.
Our NBR/PVC polymer formulations are optimized to balance flexibility, UV protection, oil resistance, and low thermal transfer.
Precision curing chambers form millions of independent gas pockets, enhancing moisture resistance and physical durability.
Open-cell design modifications are optimized to absorb sound waves, helping control noise in complex equipment setups.
Large industrial projects require comprehensive validation of product performance. Kingflex materials are tested and certified to verify compliance with international building regulations and environmental standards.
BS 476 Parts 6 & 7, UL94 Class V-0, DIN 4102-1.
RoHS, REACH compliant, zero VOC emission formulas.
Our Quality Assurance (QA) team documents and archives batch records, ensuring full traceability from raw materials to delivery.




From central HVAC systems to harsh maritime environments, Kingflex provides durable protection.
Mitigates condensation on chilled water pipes and ductwork in commercial complexes, hospitals, and transit hubs.
Provides insulation for LNG storage vessels, offshore rigs, and cryogenic systems down to -200 °C.
Protects chemical, petrochemical, and pharmaceutical process lines against heat loss and corrosion under insulation (CUI).
A closer look at our raw material processing, extrusion lines, vulcanization steps, and quality control systems.
Browse our core specifications for commercial, acoustic, and cryogenic applications.
High-grade flexible foam tubes designed to limit heat loss and prevent condensation on commercial refrigeration pipes.
Formulated with corrosion inhibitors to prevent moisture contact with metal pipe surfaces (CUI protection).
High flexibility simplifies installation around tight bends and junctions in HVAC setups.
Standard density closed-cell structure designed for hot and cold plumbing systems.
Provides mechanical protection and thermal insulation for small to medium process pipelines.
Meets standard building code safety requirements for thermal barrier systems in public facilities.
Heavy-duty systems built to withstand high external pressure and ambient humidity in utility tunnels.
Provides thermal control for temperatures down to -200 °C without undergoing cracking or structural degradation.
Designed to maintain performance across wide temperature shifts during system cycle changes.
Multi-layer polymer barriers that manage energy efficiency and prevent moisture build-up in petrochemical setups.
Designed for high-temperature and structural fire protection in heavy industry applications.
Flexible mineral fiber blanket designed for high-temperature exhaust ducts and reactors.
Material science requires continuous optimization, precise compound mixing, and thorough quality verification. Our team consists of experienced technicians, industrial chemists, and customer support representatives dedicated to global energy conservation.
By matching material specifications with project parameters, our engineering department helps ensure long-term performance and compliance with relevant building codes.
We maintain direct communication channels with project managers and procurement officers to verify delivery tracking and material alignment.
Technical answers to common questions about elastomeric foam and cryogenic insulation systems.
A gallery of our processing floor and shipping yards, displaying the logistics of high-volume industrial orders.

















Explore our targeted thermal, acoustic, and low-temperature elastomeric products.
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