Kingflex
Kingflex
The global demand for energy-efficient building envelopes has transformed the "cost per sq ft" conversation from simple material acquisition to a lifecycle value analysis. As a leading China spray foam per sq ft manufacturer, Kingflex observes a paradigm shift where thermal resistance (R-value), airtightness, and moisture management are integrated into a single application. In the current commercial landscape, high-performance elastomeric and polyurethane foams are no longer optional—they are mandatory for achieving LEED and net-zero energy certifications.
Modern manufacturing techniques in China have optimized the expansion ratio of spray foam, ensuring that every gallon of chemical covers maximum square footage without compromising density.
From data centers to cold storage facilities, our foam solutions provide the necessary thermal inertia to protect sensitive infrastructure against global temperature fluctuations.
Low-GWP (Global Warming Potential) blowing agents are now standard in our production lines, aligning with European and North American environmental regulations.
Kingflex Insulation Co., Ltd. is a professional manufacturing and trading combo for thermal insulation products. Our research and development department is located in the well-known capital of green-building materials in Dacheng, China. As an energy-saving, environmentally friendly enterprise, we concentrate on R&D, production, and global sales.
With over 40 years of history (established by Jinwei Group in 1979), Kingflex was the first manufacturer of thermal insulation materials north of the Yangtze River. We take energy saving and consumption reduction as our core concept, leading the development of the global building materials industry.
Annual Capacity (m³)
Automatic Lines
Exporting Countries
Skilled Workers
Our R&D department, led by eight professional engineers, is currently pioneering the next generation of "Smart Foams." These materials are designed to adapt their thermal conductivity based on ambient humidity and temperature.
Operating out of China's primary green-building cluster allows Kingflex to maintain a 98% closed-cell rate and stable pricing. Our integrated supply chain ensures that raw material fluctuations are mitigated, providing global contractors with a predictable cost per sq ft model.
We provide localized technical support and documentation for BS 476, CE, REACH, ROHS, UL94, and ASTM. This ensures that our spray foam per sq ft solutions meet the stringent legal requirements of any jurisdiction, from the EU to Southeast Asia.
Material: NBR/PVC | Thickness: 6mm-50mm | Density: 40-55kg/m³
Advantages: Closed cell rate >98%, compression resilience >80%, flame retardant, low thermal conductivity.
ID: 6mm-114mm | Thickness: 9mm-40mm | Temp Range: -40℃ to 105℃
Application: HVAC, central air conditioning, industrial process pipes, solar water systems.
Our automated production facility ensuring consistent density and cell structure.
A1: Through industrial clustering in Dacheng and high-volume 5-line automated production, we reduce energy consumption and chemical waste, passing those savings directly to the price per square foot without compromising the 98% closed-cell integrity.
A2: Under standard installation conditions, our elastomeric foam solutions have a service life of 10 to 15 years, maintaining stable thermal conductivity throughout their lifecycle.
A3: Yes, our products are engineered to be fire retardant, meeting BS 476, UL94, and other international safety standards for industrial and residential projects.
A4: Absolutely. We have a specialized series for cryogenic applications (down to -200°C) used in LNG and laboratory settings.
A5: Rubber foam is flexible, moisture-proof, and ideal for anti-condensation in HVAC; rock wool is better for extreme high-temperature fire-stopping applications.
